SA618F30-FD full-duplex wireless data transmission module supports 8-way concurrent transmission

Operating voltage

3.3

4.2

5.5

V

working temperature

-30

25

70

℃

Current consumption

Sleep current

10

20

uA

Receive current

50

55

mA

Transmit current (high power)

4v,@30dBm

450

500

mA

RF parameter

Operating frequency

UHF

410

490

MHz

Customizable frequency

150

960

MHz

Default shipping frequency

UHF(Interval 1MHz)

440.125

455.125

MHz

Transmit power

@5V

16

32

dBm

Bandwidth（BW)

500

KHz

Receiving sensitivity

-117

dBm

Data transmission parameters

Maximum packet length

20

Byte

Latency parameters

8 channels

50

ms

1

TXLED

O

Transmitting indicator, connected with external led, 

 turn on by low level output when data is transmitting, 

(suggest 1K ohm resistor for current limitation)

2

RESET

I

Module reset pin: Pulling it low for more than

 5 ms will reset the module

3,6,10,12,15,19

GND

Connect to the power supply ground

4，5，7，8

NC

9

RESERVED

Module test pin: Leave unconnected (floating)

 for users

11

+3.3VOUT

3.3V output, capable of driving an external load

of up to 50mA

13

ANT

RF signal output, connect to a 50-ohm antenna

14

VCC

Connect to the positive power supply

 (external 3.3V to 5.5V)

16,17,18,20,21

NC

22

TXD

O

Module serial port transmit pin (voltage 0-3.3V)

23

RXD

I

Module serial port receive pin (voltage 0-3.3V)

24

NC

25

RXLED

O

External receive indicator light: Lights up on low level,

 normal high level output (requires an external

 current-limiting resistor of approximately 1K ohms)

26

CS

I

Module sleep pin: High level for operation, low level for

 sleep.Internally pulled up, defaults to high level。