FN-LINK 6233E-UUB WiFi/bt Module Owner's Manual

Q: What are the supported Wi-Fi standards of the 6233E-UUB module?
A: The module supports IEEE 802.11 b/g/n Wi-Fi standards.
Q: What is the maximum data rate supported by the module in the 802.11n standard?
A: The module supports a maximum data rate of 150Mbps in the 802.11n standard.

Ordering Information	Part NO.	Description
Ordering Information	FG6233EUUB-01	RTL8733BU-CG/802.11a/b/g/n/ WiFi+BT, 1T1R, USB, 12.2X12.9mm

Customer:
Customer P/N:
Signature:
Date:

Office: 14th floor, Block B, phoenix zhigu, Xixiang Street, Baoan District, Shenzhen Factory: NO.8, Litong RD., Liuyang Economic & Technical Development Zone, Changsha, CHINA

TEL:+86-755-2955-8186
Website:www.fn-link.com

Revision History

Version	Date	Contents of Revision Change	Draft	Checked	Approved
V1.0	2021/02/18	New version	Wxg	Wxg	Szs
V2.0	2021/07/07	Update Physical Dimensions and RF spec.	Wxg	Wxg	Qjp
V2.1	2022/06/08	Update Specification Format Update packaging information Update Pin Definition Update Size reference 2T2R changed to 1T1R	Fc	Tzq	Qjp

General Description

Introduction
6233E-UUB is a highly integrated module with Realtek 8733BU-CG single-chip 802.11a/b/g/n 1T1R WLAN, and an integrated Bluetooth combo chip with USB 2.0 multi-function. The highly integrated module makes the possibilities of web browsing,VoIP, video stream applications. With seamless roaming capabilities and advanced security, also could interact with different vendors’802.11a/b/g/n 1×1 Access Points in the wireless LAN. The wireless module complies with IEEE 802.11 a/b/g/n standard and it can achieve up to a speed of 150Mbps when using 40MHz bandwidth. The integrated module provides USB2.0 interface for Wi-Fi.

Description

Model Name	6233E-UUB
Product Description	Support Wi-Fi/Bluetooth functionalities
Dimension	L x W x H: 12.2 x 12.9 x 2.37 mm
Wi-Fi Interface	Support USB 2.0
BT Interface	USB
Operating temperature	-20°C to 70°C
Storage temperature	-40°C to 85°C

Features

General Features

802.11a/b/g/n 1T1R WLAN and Bluetooth combo chip

Complete 802.11n solution for both 2.4GHz and 5GHz band
72.2Mbps receive PHY rate and 72.2Mbps transmit PHY rate using 20MHz bandwidth
150Mbps receive PHY rate and 150Mbps transmit PHY rate using 40MHz bandwidth

Maximum data rate 54Mbps in 802.11g; and 150Mbps in 802.11n

WLAN Interface

USB Multi-Function for both BT (USB function 0) and WLAN (USB function 1)

Bluetooth Features

Supports Bluetooth muptiple Low Energy states
Bluetooth Dual Mode support: Simultaneous LE and BR/EDR

Small SMT package

Block Diagram

General Specification

WI-FI 2.4GHz RF Specification

Feature	Description
WLAN Standard	IEEE 802.11 b/g/n Wi-Fi compliant
Frequency Range	2412-2462 MHz(2.4 GHz ISM Band)
Number of Channels	2.4GHz：Ch1 ~ Ch11
Test Items	Typical Value	EVM
Output Power	802.11b /11Mbps : 17dBm ± 2 dB	EVM -9dB
	802.11g /54Mbps : 15dBm ± 2 dB	EVM -25dB
	802.11n /MCS7 : 14dBm ± 2 dB	EVM -28dB
Spectrum Mask	Meet with IEEE standard
Freq. Tolerance	±20ppm
Test Items	TYP Test Value	Standard Value
SISO Receive Sensitivity (11b,20MHz) @8% PER	– 11Mbps PER @ -85 dBm	≤-81
SISO Receive Sensitivity (11g,20MHz) @10% PER	– 54Mbps PER @ -71 dBm	≤-67
SISO Receive Sensitivity (11n,20MHz) @10% PER	– MCS=7 PER @ -68 dBm	≤-65
SISO Receive Sensitivity (11n,40MHz) @10% PER	– MCS=7, PER @ -65 dBm	≤-62
Maximum Input Level	802.11b : -10 dBm
Maximum Input Level	802.11g/n : -20 dBm

Note: Other data rates transmit power are controlled by Power-by-Rate function of the driver.

WI-FI 5GHz RF Specification

Feature	Description
WLAN Standard	IEEE 802.11 a/n Wi-Fi compliant
Frequency Range	5150-5850 MHz(5.0 GHz Band)
Number of Channels	5.0GHz：Please see the following table1
Test Items	Typical Value	EVM
Output Power	802.11a /54Mbps : 20dBm ± 2 dB	EVM ≤ -25dB
	802.11n /MCS7 : 20dBm ± 2 dB	EVM ≤ -28dB

Spectrum Mask	Meet with IEEE standard
Freq. Tolerance	±20ppm
Test Items	TYP Test Value	Standard Value
SISO Receive Sensitivity (11a,20MHz) @10% PER	– 54Mbps PER @ -71 dBm	≤-68
SISO Receive Sensitivity (11n,20MHz) @10% PER	– MCS=7 PER @ -68 dBm	≤-65
SISO Receive Sensitivity (11n,40MHz) @10% PER	– MCS=7, PER @ -65 dBm	≤-62
Maximum Input Level	802.11a/n : -10 dBm
Antenna Reference	Small antennas with 0~2 dBi peak gain

Note: Other data rates transmit power are controlled by Power-by-Rate function of the driver.

15GHz(20MHz) Channel table

Band range	Operating Channel Numbers	Channel center frequencies(MHz)
5180MHz~5240MHz	36	5180
	40	5200
	44	5220
	48	5240
5260MHz~5320MHz	52	5260
	56	5280
	60	5300
	64	5320
5550MHz~5700MHz	100	5500
	104	5520
	108	5540
	112	5560
	116	5580
	120	5600
	124	5620
	128	5640
	132	5660
	136	5680
	140	5700
5745MHz~5825MHz	149	5745
5745MHz~5825MHz	153	5765

	157	5785
	161	5805
	165	5825

Bluetooth Specification

Feature	Description
General Specification
Bluetooth Standard	Bluetooth
Host Interface	USB
Antenna Reference	Small antennas with 0~2 dBi peak gain
Frequency Band	2402 MHz ~ 2480 MHz
Number of Channels	79 channels
Modulation	GFSK, π/4-DQPSK, 8-DPSK
RF Specification
	Min(dBm)	Typical(dBm)	Max(dBm)
Output Power (Class 1)	2	4	5
Sensitivity @ BER=0.1% for GFSK (1Mbps)			-70
Sensitivity @ BER=0.01% for π/4-DQPSK (2Mbps)			-70
Sensitivity @ BER=0.01% for 8DPSK (3Mbps)			-70
Maximum Input Level	GFSK (1Mbps):-20dBm
	π/4-DQPSK (2Mbps) :-20dBm
	8DPSK (3Mbps) :-20dBm

ID setting information

WI-FI

Vendor ID	–
Product ID	–

Pin Definition

Pin Outline

< TOP VIEW >

Pin Definition details

NO.	Name	Type	Description	Voltage
1	GND		Ground connections
2	RF_0	I/O	RF I/O, Wi-Fi 2.4G/5G/BT
3	NC		Floating(NC)

4	GND		Ground connections
5	BT_PCM_IN	I	PCM data input	3.3V
6	BT_PCM_OUT	O	PCM Data output	3.3V
7	BT_PCM_SYNC	I/O	PCM sync signal	3.3V
8	BT_PCM_CLK	I/O	PCM clock	3.3V
9	BT_WAKE_HST	O	Bluetooth device wake-up HOST	3.3V
10	HST_WAKE_BT	I	HOST wake-up Bluetooth device	3.3V
11	VD33	P	Main power source input	3.3V
12	DM	I/O	USB2.0 differential pair D-
13	DP	I/O	USB2.0 differential pair D+
14	GND		Ground connections
15	NC		Floating(NC)
16	NC		Floating(NC)
17	NC		Floating(NC)
18	CHIP_EN	I	Enable pin for module ON: pull high ; OFF: pull low (Default:pull high)	3.3V
19	HST_WAKE_WL	I	HOST wake-up WL device	3.3V
20	WL_WAKE_HST	O	WL device wake-up HOST	3.3V

P:POWER I:INPUT O:OUTPUT

Electrical Specifications

Power Supply DC Characteristics

	MIN	TYP	MAX	Unit
Operating Temperature	-20	25	70	deg.C
VDD33	3.0	3.3	3.6	V

Interface Circuit time series

Ton: The main power ramp up duration

Ten: Interval between the rising point of 3.3V and chip_en
Tgate: Interval of 3.3V to be gated when chip_en voltage level < 2V
Tattach: USB attach state. The duration from resistor attached to USB host starting card detection procedure

Txtal: XTAL starts

The power on flow Description:

The power on flow description : After main 3.3V ramp up, the internal power on reset is released by power ready detection circuit and the power management unit will be enabled. The power management unit enables the internal regulator and clock circuits.
The power management unit also enables the USB circuits.
USB analog circuits attach resisters to indicate the insertion of the USB device.

	Unit	Min	Typical	Max
Ton	ms	0.2	1.5	5
Tpor	ms	—	2	10
Txtal	ms	—	1.5	8
Tattach	ms	100	250	–
T1v25	ms	0	0	5

Power off by 3.3V power sequence

Figure 6. RTL8731BU-CG Poner Off by 3.3V power Sequence

Table 14. RTL8731 BU-CC Power Off by 3.3V power Timing Parameters

When 3.3V power off and on afterward, the voltage of 3.3V power must keep lower than VPWR_OFF , and the 3.3V power keeping off duration must be more than TPWR_OFF

Size reference

Module Picture

L x W : 12.2 x 12.9 (+0.3/-0.1) mm
H: 2.37 (±0.2) mm
Weight	0.65g

Note: The module diagram will be updated in a future version

Marking Description

< TOP VIEW >

Physical Dimensions

<TOPView>

Layout Recommendation

The Key Material List

Item	Part Name	Description	Manufacturer
1	PCB	6233E-UUB,4L,FR4,12.2X12.9X0.8mm	XY-PCB, GDKX, Sunlord, SLPCB
2	Crystal	2520 40MHz 10ppm 12PF	ECEC, Hosonic, TKD, JWT
3	Chipset	RTL8733BU-CG,QFN40	Realtek
4	Shielding	6233E-UUB Shielding
5	Diplexer	RFDIP1607L898D1T	Glead, Walsin, ACX, Murata, MAG.LAYERS,ftr group
6	Inductor	2016 2.2UH,±20%	MURATA,microgate,cenke,ceaiya

Reference Design

Note: Module requires independent power supply , supply capacity ≥ 1200mA and ripple less than 100mV; Do not share power with amplifier, infrared device, camera, etc. USB differential trace, please keep 90 ohm.

Recommended Reflow Profile
Referred to IPC/JEDEC standard.

Peak Temperature : <250°C
Number of Times : 2 times

RoHS compliance
All hardware components are fully compliant with EU RoHS directive

Package

Reel
A roll of 1500pcs

Carrier Tape Detail

Packaging Detail
the take-up package

Using self-adhesive tape
Size of black tape: 24mm*24.4m the cover tape :21.3mm*32.6m Color of plastic disc: blue

The packing case size:360*210*370mmg

Moisture sensitivity

The Modules is a Moisture Sensitive Device level 3, in according with standard IPC/JEDEC J-STD-020, take care all the relatives requirements for using this kind of components.

Moreover, the customer has to take care of the following conditions:

Calculated shelf life in sealed bag: 12 months at <40°C and <90% relative humidity (RH)
Environmental condition during the production: 30°C / 60% RH according to IPC/JEDEC J-STD-033A paragraph 5

The maximum time between the opening of the sealed bag and the reflow process must be 168 hours if condition
“IPC/JEDEC J-STD-033A paragraph 5.2” is respected
Baking is required if conditions b) or c) are not respected

Baking is required if the humidity indicator inside the bag indicates 10% RH or more

List of applicable FCC rules:
The module complies with FCC Part 15.247.and FCC Part 15.407

Summarize the specific operational use conditions:
The module has been certified for Fix, Mobile applications.
This transmitter must not be co – located or operating in conjunction with any other antenna or transmitter.

Module procedures:

The module has its own RF shielding, which belong to signal module Standard requires:
Clear and specific instructions describing the conditions, limitations and procedures for third – parties to use and/or integrate the module into a host device (see Comprehensive integration instructions below).

Resolve: Supply example as follows:

Installation Notes:

6233E-UUB Module Power supply range is DC 3.3V ~3.6V, when you use 6233E-UUB Module design product, the power supply cannot exceed this range.
When connect 6233E-UUB Module to the host device, the host device must be power off.

Make sure the module pins correctly installed.
Make sure that the module does not allow users to replace or demolition.

Trace antenna designs:
Not applicable.

RF exposure considerations:
This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. The antenna(s) used for this transmitter must not be collocated or operating in conjunction with any other antenna or transmitter.

Note: the host product manuals must include a statement in order to alert the users of FCC RF exposure compliance.

Antenna information	Brand	Model	Type	Max. Gain(dBi)
	ABRACON	AFB4714A	FPCAntenna	U-NII Band 1	3.16
				U-NII Band 2–A	3.07
				U-NII Band 2-C	2.30
				U–NII Band 3	2.30
	PSA	RFPCA3814251MLB301	PCB Antenna	U-NII Band 1	3.94
				U-NII Band 2–A	3.94
				U–NII Band 2-C	3.94
				U-NII Band 3	3.94
	laird	EMN2449A2S-25UFL	PCB Antenna	U-NII Band 1	5.75
				U–NII Band 2–A	6.26
				U–NII Band 2–C	6.34
				U–NII Band 3	5.18
	iRobot	4802062	PCB Antenna	U-NII Band 1	3.71
				U-NII Band 2–A	4.12
				U-NII Band 2–C	3.36
				U-NII Band 3	2.49
	CicenT(“)	450L	FPCAntenna	U-NII Band 1	-0.3
				U-NII Band 2-A	1.6
				U-NII Band 2-C	1.9
				U–NII Band 3	1.9

MODEL	ANTENNA TYPE	MAX GAIN
4802062	PCB antenna	3.44dBi for 2.4GHz
AFB4714A	FPC antenna	2.76dBi for 2.4GHz
RFPCA381425IMLB301	PCB antenna	2.21dBi for 2.4GHz
EMN2449A2S-25UFL	PCB antenna	3.50dBi for 2.4GHz
450L	FPC antenna	1.70dBi for 2.4GHz

Label and compliance information

This device complies with part 15 of the FCC rules.

Operation is subject to the following two conditions:

this device may not cause harmful interference, and
this device must accept any interference received, including interference that may cause undesired operation.

Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.

Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.

The system integrator must place an exterior label on the outside of the final product housing the Modules. Below is the content that must be included on this label.

The host product Labeling Requirements:

NOTICE: The host product must make sure that FCC labeling requirements are met. This includes clearly visible exterior label on the outside of the final product housing that displays the contents shown in below:

Contains FCC ID: 2AATL-6233E-UUB
Contains IC:12425A-6233EUUB

Information on test modes and additional testing requirements:
When testing host product, the host manufacture should follow FCC KDB Publication 996369 D04 Module Integration Guide for testing the host products. The host manufacturer may operate their product during the measurements. In setting up the configurations, if the pairing and call box options for testing does not work, then the host product manufacturer should coordinate with the module manufacturer for access to test mode software.

Additional testing, Part 15 Subpart B disclaimer:
The modular transmitter is only FCC authorized for the specific rule parts (FCC Part 15.247) list on the grant, and that the host product manufacturer is responsible for compliance to any other FCC rules that apply to the host not covered by the modular transmitter grant of certification. The final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed when contains digital circuity.

FCC warning

This device complies with part 15 of the FCC Rules.

Operation is subject to the following two conditions:

This device may not cause harmful interference, and
this device must accept any interference received, including interference that may cause undesired operation.

Any Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.

The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be collocated or operating in conjunction with any other antenna or transmitter, End-Users must be provided with transmitter operation conditions for satisfying RF exposure compliance.

Canada warning:
This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s).

Operation is subject to the following two conditions:
This device may not cause interference.
This device must accept any interference, including interference that may cause undesired operation of the device.
When using IEEE 802.11a, n, or ac wireless LAN, this product is restricted to indoor use, due to its operation in the 5.15 GHz to 5.25 GHz frequency range. Industry Canada requires this product to be used indoors for the frequency range of 5.15 GHz to 5.25 GHz to reduce the potential for harmful interference to co-channel mobile satellite systems. High-power radar is allocated as the primary user of the 5.25 GHz to 5.35 GHz and 5.65 GHz to 5.85 GHz bands. These radar stations can cause interference with and/or damage to this device. The antennas for this device are not replaceable. Any attempt at user access will damage your computer.

The host product shall be properly labelled to identify the modules within the host product. The Innovation, Science and Economic Development Canada certification label of a module shall be clearly visible at all times when installed in the host product; otherwise, the host product must be labelled to display the Innovation, Science and Economic Development Canada certification number for the module, preceded by the word “Contains” or similar wording expressing the same meaning, as follows: “Contains IC:12425A-6233EUUB” or “where: 12425A-6233EUUB is the module’s certification number”.

A label with the following statements must be attached to the host end product: This device contains IC: 12425A-6233EUUB.
The manualprovidesguidance to the host manufacturer will be included in the documentation that will be provided to the OEM. The module is limited to installation in mobile or fixed applications. The separate approval is required for all other operating configurations, including portable configurations and different antenna configurations. The OEM integrators are responsible for ensuring that the end-user has no manual or instructions to remove or install module. The module is limited to OEM installation ONLY.

Documents / Resources

FN-LINK 6233E-UUB WiFi/bt Module [pdf] Owner's Manual
6233E-UUB, FG6233EUUB-01, RTL8733BU-CG, 6233E-UUB WiFi bt Module, 6233E-UUB, WiFi bt Module, Module

References

User Manual

FN-LINK 6233E-UUB WiFi/bt Module

Product Usage Instructions