参数资料
型号: SI4020-I1-FT
厂商: Silicon Laboratories Inc
文件页数: 3/32页
文件大小: 1058K
描述: IC TX FSK 915MHZ 5.4V 16-TSSOP
标准包装: 96
频率: 315MHz,433MHz,868MHz,和 915MHz
调制或协议: FSK,OOK
数据传输率 - 最大: 256 kbps
电流 - 传输: 14mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
电源电压: 2.2 V ~ 5.4 V
工作温度: -40°C ~ 85°C
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
包装: 管件
产品目录页面: 585 (CN2011-ZH PDF)
其它名称: 336-1621-5
Si4020
 
 
3
 
PACKAGE PIN DEFINITIONS, MICROCONTROLLER MODE
Pin type key: D=digital, A=analog, S=supply, I=input, O=output, IO=input/output
 
Microcontroller Mode Pin Assignment
 
 
Pin
Name
Type
Function
1
SDI
DI
Data input of serial control interface
2
SCK
DI
Clock input of serial control interface
3
nSEL
DI
Chip select input of serial control interface (active low)
4
PB1
DI
Push-button input #1 (active low with internal pull-up resistor)
5
PB2
DI
Push-button input #2 (active low with internal pull-up resistor)
6
PB3
DI
Push-button input #3 (active low with internal pull-up resistor)
7
PB4
DI
Push-button input #4 (active low with internal pull-up resistor)
8
CLK
DO
Microcontroller clock (1 MHz-10 MHz)
9
XTL
AIO
Crystal connection (other terminal of crystal to VSS)
10
VSS
S
Ground reference
11
MOD
DI
Connect to logic high (microcontroller mode)
12
RFN
AO
Power amplifier output (open collector)
13
RFP
AO
Power amplifier output (open collector)
14
nIRQ
DO
Interrupt request output for microcontroller (active low) and status read output
15
VDD
S
Positive supply voltage
16
FSK
DI
Serial data input for FSK modulation
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