参数资料
型号: MCP2030A-I/ST
厂商: Microchip Technology
文件页数: 45/66页
文件大小: 0K
描述: IC KEYLESS ENTRY AFE 3CH 14TSSOP
标准包装: 96
RF 型: PEG,TPMS
频率: 125kHz
特点: 4 通道
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 14-TSSOP
包装: 管件
MCP2030
Related Configuration register bits:
? Configuration Register 1 (Register 5-2),
DATOUT<8:7>:
RSSI Output Current
Generator
bit 8
bit 7
V DD
Current Output
0
0
1
1
0 : Demodulated Output
1 : Carrier Clock Output
0 : RSSI Output
1 : RSSI Output
Off
if RSSI active
RSSI Pin
? Configuration Register 2 (Register 5-3),
RSSIFET<8>:
0 : Pull-Down MOSFET off
1 : Pull-Down MOSFET on.
RSSIFET (1)
RSSI Pull-down MOSFET
LFDATA/CCLK Pin
Note:
The pull-down MOSFET option is valid
only when the RSSI output is selected.
The MOSFET is not controllable by users
(controlled by Config. 2, bit 8)
Note 1: The RSSIFET is used to discharge any external
capacitor that is connected at the LFDATA pin.
when demodulated or carrier clock output
option is selected.
? Configuration Register 0 (Register 5-1): all bits
are affected.
? 2005 Microchip Technology Inc.
FIGURE 5-8:
RSSI Output Path.
DS21981A-page 45
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