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DWM-RTS4438-S Small Size Si4438 +20dBm 433.92MHz Wireless Transceiver Module
  • DWM-RTS4438-S Small Size Si4438 +20dBm 433.92MHz Wireless Transceiver Module

DWM-RTS4438-S Small Size Si4438 +20dBm 433.92MHz Wireless Transceiver Module

DWM16041401
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DWM-RTS4438 is the Small Size(15.0*12.5*2.0mm) which built by the Silicon RF chipset  Si4438 which max power output is +20dBm 433.92MHz Free band SRD Wireless Transceiver Module transmission range can reach to 1800 meters.

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Description

Brief introduction
HPD8402C wireless transceiver module SI4438 Silicon Labs' high-performance wireless transceiver chip design, low power consumption, long distance, the industry's smallest. Module integrates all RF related functions and devices, users do not need in-depth understanding of RF circuit design, you can use this module to easily develop a stable performance, high reliability wireless products.

Features
Technical Specifications:
1. Operating voltage: 1.8 ~ 3.6V
2. Receiving Current: 14mA
3. Emission current: 80mA/ 20dBm
4. Working temperature: -30 ° ~ + 75 °
5. Operating frequency: 433MHz
6. Transmit power: + 20dBm
7. Receiving sensitivity: -123dBm/ 1.2Kbps
8. Frequency error: +/- 5KHz
9. FIFO space: 64Byte
10. Data Rate: 100bps ~ 500Kbps
11. Modulation: FSK/GFSK/MSK/ASK
12. Interface Type: 4-wire SPI interface
13. Digital RSSI function
14. Automatic frequency correction (AFC)
15. Automatic Gain Control (AGC)
16. RF exchange wake support feature (WOR)
17. Low-voltage detection and temperature sensor function
18. Sleep current: 1uA
19. In line with standard IEEE 802.15.4g
20. Dimensions: 15.0*12.5*2.0mm

Applications:
1. Remote telemetry
2. Industrial Controls
3. Security alarm
4. Smart Home
5. collecting data
6. Healthcare
7. Energy Monitoring
8. automated industry

DC Characters

Description

MIN

MAX

Unit

Operating voltage

1.8

3.6

V

Operating Current

RX <14mA

TX=75mA@20dbm

mA

Standby Current

 

<1uA

uA

IO Port voltage

Vss-0.3

Vdd+0.3

V

Temperatures

-40

85


RF performance(Test Temperature 25℃,VCC 3.3V

NUM

Characters

Parameters

Unit

 

 

MIN

Typical

MAX

 

1

Frequency Range

425

433.92

525

MHz

2

Power Output

-20

 

20

dBm

3

Sensitivity

 

-121

 

dBm

4

Modulation

GFSK

2-FSK

OOK

MSK

5

Data rate

1.2

 

500

Kbps

6

Harmonic Power

-45

——

-35

dBm

7

Transmission Range

1200

 

1800

M

8

OOK,Sensitivity

 

-110

 

dBm

9

OOK,Data Rate

 

 

120

Kbps

10

Standby Current

 

 

0.9

MHz

11

Crystal Precision

 

10

 

PPM


Pin Definition for module

dwmzone-DWM-RTS4438-Pin-definition

PIN

DEFINE

Function Description

Note

1

VDD

Power Supply 3.3V

RF VDD

2

TXRAMP

The output of external PA,

 

3

GPIO_0

GPIO0

 

4

GPIO_1

GPIO1

 

5

NIRQ

The interrupt input pin, (Low Level)

Configure register

6

SCLK

SCLK (SPI)

 

7

MISO

MISO (SPI)

 

8

MOSI

MOSI (SPI)

 

9

NSEL

NSEL(SPI)

 

10

GPIO_2

GPIO2

 

11

GPIO_3

GPIO3

 

12

SDN

Close the SDN = 0 or 1 reference input pin IC specification

 

15

ANT

Antenna interface, the standard 50 Ω antenna

 

14、16

GND

GND

13 PIN NC


Typical Application

dwmzone-DWM-RTS4438-Pin-Application

Dimensions

dwmzone-DWM-RTS4438-Pin-dimesion

DWM-RTCC1101-Pin-dimesion-back

Product Details
DWM16041401
599 Items
Reviews

Write your review

DWM-RTS4438-S Small Size Si4438 +20dBm 433.92MHz Wireless Transceiver Module

DWM-RTS4438-S Small Size Si4438 +20dBm 433.92MHz Wireless Transceiver Module

DWM-RTS4438 is the Small Size(15.0*12.5*2.0mm) which built by the Silicon RF chipset  Si4438 which max power output is +20dBm 433.92MHz Free band SRD Wireless Transceiver Module transmission range can reach to 1800 meters.

Write your review
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