PIC12F639 Microchip Technology, PIC12F639 Datasheet - Page 84

• Manufacturer Part Number: PIC12F639
• Description: (PIC12F635 / PIC12F636 / PIC12F639) 8/14-PIN FLASH-BASED / 8-BIT CMOS MICROCONTROLLERS WITH NANOWATT TECHNOLOGY
• Manufacturer: Microchip Technology

PIC12F635/PIC16F636/639
FIGURE 11-1:
DS41232B-page 82
LCCOM
LCX
LCY
LCZ
LCCOM
LCCOM
Lim
Lim
Lim
RF
RF
RF
FUNCTIONAL BLOCK DIAGRAM – ANALOG FRONT-END
Mod
Mod
Mod
AGC Preserve
To Modulation
Tune X
Tune Y
Tune Z
Transistors
To Tuning Cap X
To Tuning Cap Y
To Tuning Cap Z
To Sensitivity X
To Sensitivity Y
To Sensitivity Z
Sensitivity
Sensitivity
Sensitivity
Control X
Control Y
Control Z
V
SST
Modulation
Preliminary
Depth
AGC
AGC
AGC
V
DDT
A
A
A
Detector
Configuration
Detector
Detector
RSSI
Command Decoder/Controller
Oscillator
Registers
32 kHZ
SCLK/ALERT
Timer
AGC
Watchdog
© 2005 Microchip Technology Inc.
÷ 64
÷ 64
WAKEY
÷ 64
MCU
CS
Output Enable
Filter
WAKEX
B
LFDATA/RSSI/
CCLK/SDIO
WAKEZ