Cdtech CDW-208723D-01 Datasheet

Product Specification

Overview

The CDW-208723D-01 is a highly integrated 802.11b/g/n 1T1R WLAN and integrated Bluetooth 2.1/3.0/4.2 controller. It combines a WLAN MAC, a 1T1R capable WLAN baseband, and RF in a single chip. The CDW-208723D-01 provides a complete solution for a high throughput performance integrated wireless LAN and Bluetooth device.

Features

IEEE 802.11b/g/n compatible WLAN, 802.11b/g/n 1T1R WLAN and Bluetooth single chip
Complies with SDIO 1.1/2.0 for WLAN
Complies with HS-UART with configurable baud rate for Bluetooth
Complete 802.11n solution for 2.4GHz band
150Mbps receive PHY rate and 150Mbps transmit PHY rate using 40M bandwidth
Security support for WPA/WPA2. Open, shared key, and pair-wise key authentication services
Compatible with Bluetooth v2.1+EDR and v4.2 Systems
Supports Bluetooth 4.0 Low Energy (BLE)
PCM interface for audio data transmission via Bluetooth controller
Supports multiple Low Energy states
HS-UART interface for Bluetooth data transmission compliant with H5 specification

General Specification

Model	CDW-208723D-01
Product Name	WLAN 11b/g/n 1T1R + BT4.2 module
Major Chipset	RTL8723DS
Standard	802.11b/g/n
Modulation Method	BPSK/QPSK/ 16-QAM/64-QAM
Frequency Band	2.4GHz ISM Band
WiFi/BT Interface	Wifi: SDIO2.0, BT: HS-UART
Operating Temperature	-20° C ~ 65° C
Storage Temperature	-40° C ~ 85°C
Humidity	5% to 90% maximum
Dimension	12x12 x1.7(LxW) ±0.2mm

RF Specification

5.1 WiFi Specification

Feature	Description
WLAN Standard	IEEE 802.11b/g/n WiFi compliant
Frequency Range	2.400 GHz ~ 2.497 GHz (2.4 GHz ISM Band)
Number of	2.4GHz: Ch1 ~ Ch14
Modulation	802.11b: DQPSK, DBPSK, CCK 802.11 g/n : OFDM /64-QAM,16-QAM, QPSK, BPSK
Output Power	802.11b/11Mbps : 17dBm ± 2 dB @ EVM ≤ -15dB
	802.11g/54Mbps : 15 dBm ± 2 dB @ EVM ≤ -27dB
	802.11n/MCS7 : 14 dBm ± 2 dB @ EVM ≤ -29dB
Receive Sensitivity (11b,20MHz) @8% PER	1Mbps PER @ -91 dBm, typical
	2Mbps PER @ -89 dBm, typical
	5.5Mbps PER @ -87 dBm, typical
	11Mbps PER @ -85 dBm, typical
	Receive Sensitivity (11g,20MHz) @10% PER	6Mbps PER @ -90 dBm, typical
		9Mbps PER @ -89 dBm, typical
		12Mbps PER @ -88 dBm, typical
		18Mbps PER @ -85 dBm, typical
		24Mbps PER @ -82 dBm, typical
		36Mbps PER @ -79 dBm, typical
		48Mbps PER @ -74 dBm, typical
		54Mbps PER @ -72 dBm, typical
Receive Sensitivity (11n,20MHz) @10% PER		MCS=0 PER @ -90 dBm, typical
		MCS=1 PER @ -87 dBm, typical
	MCS=2 PER @ -85 dBm, typical
	MCS=3 PER @ -81 dBm, typical
	MCS=4 PER @ -78 dBm, typical
	MCS=5 PER @ -73 dBm, typical
	MCS=6 PER @ -72 dBm, typical
	MCS=7 PER @ -70 dBm, typical
Receive Sensitivity (11n,40MHz) @10% PER	MCS=0 PER @ -87 dBm, typical
	MCS=1 PER @ -84 dBm, typical
	MCS=2 PER @ -82 dBm, typical
	MCS=3 PER @ -79 dBm, typical
@10% PER	MCS=4 PER @ -75 dBm, typical
	MCS=5 PER @ -71 dBm, typical
	MCS=6 PER @ -69 dBm, typical
	MCS=7 PER @ -68 dBm, typical
Maximum Input Level	802.11b: -10 dBm 802.11g/n: -20 dBm
Antenna Reference	Small antennas with 0~2 dBi peak gain

5.2 BT Specification

Feature	Description
General Specification
Bluetooth Standard	Bluetooth 2.1/3.0/4.2
Host Interface	HS-UART
Antenna Reference	Small antennas with 0~2 dBi peak gain
Frequency Band	2402 MHz ~ 2480 MHz
Number of Channels	79 channels
Modulation	FHSS, GFSK, DPSK, DQPSK
RF Specification
	Min.	Typical.	Max.	Unit
Output Power (Class 1.5)		7dBm
Output Power (Class 2)		0 dBm
Sensitivity @ BER=0.1% for GFSK (1Mbps)		-86 dBm
Sensitivity @ BER=0.01% for π/4-DQPSK (2Mbps)		-86 dBm
Sensitivity @ BER=0.01% for 8DPSK (3Mbps)		-80 dBm
Maximum Input Level	GFSK (1Mbps):-20dBm π/4-DQPSK (2Mbps) :-20dBm 8DPSK (3Mbps) :-20dBm

Electrical Characteristics

symbol	Parameter	Minimum	Typical	Maximum	Units
VBAT/VDD	3.3V supply voltage	3.0	3.3	3.6	V
VDDIO	IO supply voltage	1.62	1.8 or 3.3	3.6	V
VBAT/VDD	current	--	--	1000	mA

Pin Description & Dimensions (unit: mm)

(Top view)

NO.	Name	Type	Description
1	GND		Ground connections
2	WL_BT_AN	I/O	RF I/O port (2.4GHz)
3	GND		Ground connections
4	NC		No connect
5	NC		No connect
6	HOST_WAKE_BT	I	HOST wake up Bluetooth device
7	BT_WAKE_HOST	O	Bluetooth device to wake Host (This pin needs to be pulled down when the module is on)
8	NC		No connect
9	VBAT/VDD	P	Default : 3.3V INPUT
10	NC		No connect
11	NC		No connect
12	WLAN_EN	I	Enable pin for WLAN device
13	WL_HOST_WAKE	O	WL WAKE HOST
14	SD_DAT2	I/O	SDIO DATA2
15	SD_DAT3	I/O	SDIO DATA3
16	SD_CMD	I/O	SDIO command line
17	SD_CLK	I/O	SDIO CLK
18	SD_DAT0	I/O	SDIO DATA0
19	SD_DAT1	I/O	SDIO DATA1
20	GND		Ground connections
21	NC		No connect
22	VDDIO	P	I/O Voltage supply input 1.8V or 3.3V
23	NC		No connect
24	LPO	I	32.768KHz input
25	PCM_OUT	O	PCM data output
26	PCM_CLK	I/O	PCM CLK
27	PCM_IN	I	PCM data input
28	PCM_SYNC	I	PCM sync signal
29	NC		No connect
30	TCXO_IN		No connect
31	GND		Ground connections
32	NC		No connect
33	GND		Ground connections
34	BT_EN	I	Enable pin for Bluetooth device
35	NC		No connect
36	GND		Ground connections
37	NC		No connect
38	NC		No connect
39	NC		No connect
40	NC		No connect
41	UART_RTS_N	O	Bluetooth UART interface
42	UART_TXD	O	Bluetooth UART interface
43	UART_RXD	I	Bluetooth UART interface
44	UART_CTS_N	I	Bluetooth UART interface

Footprint Dimensions (Unit: mm)

(Top view)

File Info : application/pdf, 16 Pages, 985.42KB

GetApplicationAttachment.html?id=8423458

References

深圳市中龙通电子科技有限公司-深圳市中龙通电子科技有限公司

Acrobat Distiller 10.1.0 (Windows)

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