FN-LINK 6233A-SRB Wi-Fi Dual Band 1×1 Plus BT5.2 Combo Module User Guide

6233A-SRB Wi-Fi Dual Band 1×1 Plus BT5.2 Combo Module

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Product Specifications

• Model: 6233A-SRB
• Type: Wi-Fi Dual-band 1×1 + BT5.2 Combo Module
• Version: v1.6

Product Description

Model Name| Product Description| Dimension| Wi-Fi Interface| BT Interface| OS supported| Operating temperature| Storage temperature
---|---|---|---|---|---|---|---
6233A-SRB| Wi-Fi Dual-band 1×1 + BT5.2 Combo Module| 12*12| IEEE 802.11a/b/g/n/d/e/h/i| Bluetooth v2.1+EDR v5.2, BLE4.0, BT5.2 dual mode| Compatible with various OS| Operating range specified by manufacturer| Storage range specified by manufacturer

Features

• Operates at 2.4G&5GHz frequency bands

• Supports IEEE standards: IEEE 802.11a/b/g/n/d/e/h/i

• Enterprise-level security with WPA/WPA2/WPA3 support

• Wi-Fi 1T1R supporting up to 150 Mbps PHY rates

• Host Interface: SDIO2.0 for Wi-Fi and UART for BT5.2, PCM
  interface for audio data via BT controller

• Bluetooth Features: Compatible with Bluetooth v2.1+EDR v5.2,
  BLE4.0, BT5.2 dual mode

Usage Instructions

Installation

1. Locate an available slot for the module on your device.
2. Carefully insert the module ensuring proper alignment.
3. Secure the module in place according to the device’s
   specifications.

Configuration

1. Boot up your device and access the settings menu.
2. Select the network settings option.
3. Locate the Wi-Fi and Bluetooth options and enable them.
4. Search for available networks and devices to connect to.

Frequently Asked Questions (FAQ)

Q: What operating systems are supported by the module?

A: The module is compatible with various operating systems,
please refer to the product description for more details.

Q: What are the Wi-Fi and Bluetooth standards supported?

A: The module supports IEEE standards IEEE 802.11a/b/g/n/d/e/h/i
for Wi-Fi and Bluetooth v2.1+EDR v5.2, BLE4.0, BT5.2 dual mode for
Bluetooth.

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PRODUCT SPECIFICATION
6233A-SRB
Wi-Fi Dual-band 1×1 + BT5.2 Combo Module
Version:v1.6
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

FN-LINK TECHNOLOGY LIMITED

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6233A-SRB Module Datasheet

Part NO.

Description

FG6233ASRB-00

RTL8733BS-CG,802.11b/g/n/a +BT5.2,1T1R+BT+ANT,12*12 , SDIO2.0/Uart,no Shielding/TVS,LDO,Dual antenna

Ordering Information

FG6233ASRB-01

RTL8733BS-CG,802.11b/g/n/a +BT5.2,1T1R+BT+ANT, 12*12,SDIO2.0/Uart,no Shielding/TVS,LDO,Single antenna

RTL8733BS-CG,802.11b/g/n/a +BT5.2,1T1R+BT ANT,12* FG6233ASRB-0D 12,SDIO2.0/Uart,with Shielding ,Single antenna

RTL8733BS-CG,802.11b/g/n/a +BT5.2,1T1R+BT,ANT,12*12 , FG6233ASRB-03 SDIO2.0/Uart,with Shielding/TVS,LDO,Dual antenna

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6233A-SRB
CONTENTS
1. General Description …………………………………………………………………………………….. 5 1.1 Introduction ……………………………………………………………………………………………… 5 1.2 Description ……………………………………………………………………………………………….5
2. Features ……………………………………………………………………………………………………… 6 3. Block Diagram …………………………………………………………………………………………….. 6 4. General Specification ……………………………………………………………………………………8
4.1 2.4GHz WI-FI Specification …………………………………………………………………………8 4.2 5GHz WI-FI Specification ……………………………………………………………………………9 4.3 Bluetooth Specification ……………………………………………………………………………..11 5. ID setting information ………………………………………………………………………………… 12 6. Pin Definition …………………………………………………………………………………………….. 13 6.1 Pin Outline …………………………………………………………………………………………….. 13 6.2 Pin Definition details ……………………………………………………………………………….. 13 7. Electrical Specifications …………………………………………………………………………….. 15 7.1 Power Supply DC Characteristics ………………………………………………………………15 7.2 Power Consumption …………………………………………………………………………………15 7.3 Interface Circuit time series ……………………………………………………………………… 16
7.3.1 SDIO Pin Description …………………………………………………………………………………. 16 7.3.2 SDIO Default Mode Timing Diagram …………………………………………………………… 16 7.3.3 SDIO Power-on sequence ……………………………………………………………………………. 17 8. Size reference ……………………………………………………………………………………………. 18 8.1 Module Picture1 ……………………………………………………………………………………….18 8.2 Marking Description ………………………………………………………………………………… 19 8.3 Physical Dimensions ………………………………………………………………………………..20 8.4 Layout Recommendation …………………………………………………………………………. 21 9. The Key Material List …………………………………………………………………………………..21 10. Reference Design …………………………………………………………………………………….. 22 11. Recommended Reflow Profile ……………………………………………………………………23 12. RoHS compliance …………………………………………………………………………………….. 23 13. Package ……………………………………………………………………………………………………24 13.1 Reel ……………………………………………………………………………………………………. 24 13.2 Carrier Tape Detail ………………………………………………………………………………… 24 13.3 Packaging Detail …………………………………………………………………………………… 24 13.4 Tray ……………………………………………………………………………………………………..26 14. Moisture sensitivity ………………………………………………………………………………….. 26

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Revision History

6233A-SRB

Version Date

Contents of Revision Change

Preparde Checked Approved

V1.0 2020/08/21 New version

LXY

LXY

Szs

V1.1

Update the specification format 2021/11/20
Add BT Specification

FC

LXY

QJP

V1.2 2022/6/13 Add -01 single antenna version

FC

LXY

QJP

Change the DCDC version to the LDO

V1.3 2024/03/11

LXP

LXY

QJP

version

V1.4 2024/06/14 Add Part No. -0D

LXP

LXY

QJP

V1.5 2024/07/01 Add Part No. -03

LXP

LXY

QJP

V1.6 2024/07/08 Update Part No. -0D Module Picture

LXP

LXY

QJP

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6233A-SRB
1. General Description
1.1 Introduction
6233A-SRB is a small size and low profile of Wi-Fi + BT Combo module with LGA module, board size is 12*12mm. It can be easily manufactured on SMT process and highly suitable for tablet PC, mobile device and consumer products. It provides SDIO 2.0 interface for Wi-Fi to connect with host processor and high speed UART interface for BT5.2. It also has a PCM interface for audio data transmission with direct link to external audio codec via BT controller. The Wi-Fi throughput up to 150Mbps in theory by using 802.11n technology.

1.2 Description
Model Name Product Description Dimension Wi-Fi Interface BT Interface OS supported Operating temperature Storage temperature

6233A-SRB Support Wi-Fi/Bluetooth functionalities L x W x H: 12 x 12 mm Support SDIO V1.1/2.0 UART / PCM Android /Linux/ Win CE /iOS /XP/WIN7/WIN10 0°C to 70°C -40°C to 85°C

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6233A-SRB
2. Features
General Operate at 2.4G&5GHz frequency bands IEEE standards support: IEEE 802.11a,IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.11d,
IEEE 802.11e, IEEE 802.11h, IEEE 802.11i
Enterprise level security which can apply WPA/WPA2/WPA3 Wi-Fi 1T1R allow data rates supporting up to 150 Mbps PHY rates
Host Interface SDIO2.0 for Wi-Fi and UART for BT5.2 PCM interface for audio data transmission via BT controller
Bluetooth Features Compatible with Bluetooth v2.1+EDR v5.2 system Support BLE4.0, BT5.2 dual mode
3. Block Diagram
—dual antenna version

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6233A-SRB
—single antenna version

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4. General Specification

4.1 2.4GHz WI-FI Specification

Feature

Description

WLAN Standard

IEEE 802.11 b/g/n Wi-Fi compliant

Frequency Range

2.400 GHz ~ 2.4835 GHz (2.4 GHz ISM Band)

Number of Channels

2.4GHzCh1 ~ Ch14

Test Items

Typical Value

802.11b /11Mbps : 17dBm ± 2 dB

Output Power1

802.11g /54Mbps : 15dBm ± 2 dB

802.11n /MCS7 : 14dBm ± 2 dB

Spectrum Mask

Meet with IEEE standard

Freq. Tolerance

±20ppm

– 1Mbps

PER @ -92 dBm

SISO Receive Sensitivity – 2Mbps

PER @ -90 dBm

(11b,20MHz) @8% PER

– 5.5Mbps

PER @ -87 dBm

– 11Mbps

PER @ -85 dBm

– 6Mbps

PER @ -89 dBm

– 9Mbps

PER @ -88 dBm

– 12Mbps SISO Receive Sensitivity
– 18Mbps (11g,20MHz) @10% PER
– 24Mbps

PER @ -87 dBm PER @ -84 dBm PER @ -81 dBm

– 36Mbps

PER @ -78 dBm

– 48Mbps

PER @ -73 dBm

– 54Mbps

PER @ -71 dBm

– MCS=0

PER @ -89 dBm

– MCS=1

PER @ -86 dBm

– MCS=2

PER @ -84 dBm

SISO Receive Sensitivity – MCS=3

PER @ -80 dBm

(11n,20MHz) @10% PER

– MCS=4

PER @ -77 dBm

– MCS=5

PER @ -72 dBm

– MCS=6

PER @ -71 dBm

– MCS=7

PER @ -69 dBm

– MCS=0, SISO Receive Sensitivity
– MCS=1, (11n,40MHz) @10% PER
– MCS=2,

PER @ -88 dBm PER @ -85 dBm PER @ -83 dBm

6233A-SRB
EVM
EVM -9dB EVM -25dB EVM -28dB
-83 -80 -79 -76 -85 -84 -82 -80 -77 -73 -69 -68 -85 -82 -80 -77 -73 -69 -68 -67 -82 -79 -77

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6233A-SRB

– MCS=3,

PER @ -79 dBm

-74

– MCS=4,

PER @ -76 dBm

-70

– MCS=5,

PER @ -71 dBm

-66

– MCS=6,

PER @ -70 dBm

-65

– MCS=7,

PER @ -68 dBm

-64

Maximum Input Level

802.11b : -10 dBm 802.11g/n : -20 dBm

Antenna Reference

Small antennas with 0~2 dBi peak gain

1.TX power can control by driver side to increase or decrease the output value;

4.2 5GHz WI-FI Specification

Feature

Description

WLAN Standard

IEEE 802.11a/n Wi-Fi compliant

Frequency Range1

5.150 GHz ~ 5.850 GHz (5.0 GHz Band)

Number of Channels

5.0GHzPlease see the table1

Test Items

Typical Value

Output Power2

802.11a/54Mbps : 15dBm ± 2 dB 802.11n /MCS7 : 14dBm ± 2 dB

Test Items

Test Value

– 6Mbps

PER @ -88 dBm

– 9Mbps

PER @ -87 dBm

– 12Mbps SISO Receive Sensitivity
– 18Mbps (11a,20MHz) @10% PER
– 24Mbps

PER @ -86 dBm PER @ -83 dBm PER @ -80 dBm

– 36Mbps

PER @ -77 dBm

– 48Mbps

PER @ -72 dBm

– 54Mbps

PER @ -70 dBm

– MCS=0

PER @ -88 dBm

SISO Receive Sensitivity – MCS=1

PER @ -85 dBm

(11n,20MHz) @10% PER

– MCS=2

PER @ -83 dBm

– MCS=3

PER @ -80 dBm

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EVM
EVM -25dB EVM -28dB
Standard Value
-85 -84 -82 -80 -77 -73 -69 -68 -85 -82 -80 -77

6233A-SRB

– MCS=4

PER @ -76 dBm

-73

– MCS=5

PER @ -71 dBm

-69

– MCS=6

PER @ -70 dBm

-68

– MCS=7

PER @ -69 dBm

-67

– MCS=0

PER @ -85 dBm

-82

– MCS=1

PER @ -82 dBm

-79

– MCS=2

PER @ -80 dBm

-77

SISO Receive Sensitivity – MCS=3

PER @ -77 dBm

-74

(11n,40MHz) @10% PER

– MCS=4

PER @ -73 dBm

-70

– MCS=5

PER @ -69 dBm

-66

– MCS=6

PER @ -68 dBm

-65

– MCS=7

PER @ -67 dBm

-64

Maximum Input Level

802.11a/n : -30 dBm

Antenna Reference

Small antennas with 0~2 dBi peak gain

2.TX power can control by driver side to increase or decrease the output value;

15GHz(20MHz) Channel table
Band range
5150MHz~5250MHz 5250MHz~5350MHz
5470MHz~5725MHz

Operating Channel Numbers 36 40 44 48 52 56 60 64 100 104 108 112 116 120 124 128 132

Channel center frequencies(MHz)
5180 5200 5220 5240 5260 5280 5300 5320 5500 5520 5540 5560 5580 5600 5620 5640 5660

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136

140

149

153

5725MHz~5850MHz

157

161

165

6233A-SRB
5680 5700 5745 5765 5785 5805 5825

4.3 Bluetooth Specification

Feature General Specification
Bluetooth Standard Host Interface Frequency Band Number of Channels Modulation
RF Specification
BDR Output Power EDR Output Power BLE Output Power
Sensitivity @ BER=0.1% for GFSK (1Mbps) Sensitivity @ BER=0.01% for /4-DQPSK (2Mbps)

Description
BDR(1Mbps ),EDR(2Mbps & 3Mbps),LE(1Mbps),2LE(2Mbps) UART 2400 MHz ~ 2483.5 MHz 79 channels for classic,40 channels for BLE GFSK, /4-DQPSK,8DPSK
Output Power , tolerance ±3 dB CL1(dBm)
5 5 5
Sensitivity, tolerance : /
-92
-86

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Sensitivity @ BER=0.01% for 8DPSK (3Mbps) Sensitivity @ BLE=30.8% for LE (1Mbps) Sensitivity @ BLE=30.8% for 2LE (2Mbps)
Maximum Input Level

-85
-90
-90 GFSK (1Mbps):-20dBm /4-DQPSK (2Mbps) :-20dBm 8DPSK (3Mbps) :-20dBm

6233A-SRB

5. ID setting information

WI-FI Vendor ID Product ID

024C B733

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6. Pin Definition
6.1 Pin Outline

6233A-SRB

6.2 Pin Definition details

NO. Name
1 GND
2 WL_ANT
3 GND 4 NC 5 NC 6 HOST_WAKE_BT 7 BT_WAKE_HOST 8 NC

Type
I/O
I O

Description
Ground connections WL port for dual antenna type WL/BT port for single antenna type Ground connections Floating (NC) Floating (NC) Host to wake up Bluetooth device Bluetooth device to wake up host Floating (NC)

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Voltage
VDDIO VDDIO

9 VBAT_IN 10 NC 11 NC
12 WL_DIS#
13 WL_HOST_WAKE 14 SD_D2 15 SD_D3 16 SD_CMD 17 SD_CLK 18 SD_D0 19 SD_D1 20 AGND 21 NC 22 VDDIO 23 NC 24 NC
25 PCM_OUT
26 PCM_CLK
27 PCM_IN
28 PCM_SYNC
29 NC 30 NC 31 AGND 32 BT_ANT 33 AGND 34 BT_DIS#

6233A-SRB

P

3.3V±10% Main power voltage source input

3.3V

Floating (NC)

Floating (NC)

This pin pull low can externally shut down the

I

WLAN function.

3.3V

(may not supported recently)

O

WLAN to wake up HOST

VDDIO

I/O

SDIO data line 2

I/O

SDIO data line 3

I/O

SDIO command line

I

SDIO clock line

I/O

SDIO data line 0

I/O

SDIO data line 1

Ground connections

Floating(NC)

P

I/O Voltage supply input

1.8/3.3V

Floating (NC)

32.768KHz Clock Input, I
Can keep NC

PCM Output

O

This pin should not pull high during power on VDDIO

moduel .(H-LDO mode , L-SWR mode)

I/O

PCM Clock

VDDIO

PCM Input

I

This pin should not pull high during power on VDDIO

moduel .(H-test mode ,L-normal mode)

PCM Sync, default low

This pin should not pull high during power on

O

VDDIO

moduel .

(H-external EEPROM ,L-internal NV memory)

Floating (NC)

Floating (NC)

Ground connections

BT port 1 for dual antenna type I/O
NC if module is single antenna type

Ground connections

I

BT Reset IN

3.3V

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35 NC 36 AGND 37 NC 38 NC 39 NC 40 NC

41 UART_RTS

42 UART_OUT

O

43 UART_IN

I

44 UART_CTS

I

P:POWER I:INPUT O:OUTPUT

Floating (NC) Ground connections Floating (NC) Floating (NC) Floating (NC) Floating (NC) UART RTS Module pin is Ground connections UART Output UART Input UART CTS

6233A-SRB
VDDIO VDDIO VDDIO

7. Electrical Specifications
7.1 Power Supply DC Characteristics
Operating Temperature VCC33 VDDIO

Min.

Typ.

Max.

Unit

0

25

70

deg.C

3.15

3.3

3.45

V

1.7

1.8 or 3.3

3.45

V

7.2 Power Consumption
Power Consumption

TX HT40 11n Mode TX HT20 11n Mode TX HT20 11g Mode TX HT20 11b Mode
RX Mode

106mA 121.2mA 126mA 264mA
69mA

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7.3 Interface Circuit time series

7.3.1 SDIO Pin Description

The module supports SDIO version 2.0 for all 1.8V / 3.3V .

SDIO Pin Description

SD 4-Bit Mode

DATA0

Data Line 0

DATA1

Data Line 1 or Interrupt

DATA2

Data Line 2 or Read Wait

DATA3

Data Line 3

CLK

Clock

CMD

Command Line

7.3.2 SDIO Default Mode Timing Diagram

6233A-SRB

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6233A-SRB

7.3.3 SDIO Power-on sequence

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6233A-SRB

8. Size reference
8.1 Module Picture1
L x W : 12 x 12 (+0.3/-0.1) mm
FG6233ASRB-0D

No Shielding H: 1.7 (±0.2) mm With Shielding H:2.41(±0.2)mm
Weight 1.picture may updated in future version.

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0.45g

8.2 Marking Description
-00 lable information

6233A-SRB

lable rulemac address;Model name;datecode+finished -0D MarkingDescription
-03 MarkingDescription

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8.3 Physical Dimensions