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参数资料
型号： RFPIC12F675K-E/SS
元件分类： 微控制器/微处理器
英文描述： 8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PDSO20
封装： 0.209 INCH, PLASTIC, MO-150, SSOP-20
文件页数： 80/123页
文件大小： 5438K
代理商： RFPIC12F675K-E/SS
rfPIC12F675
DS70091A-page 4
Preliminary
2003 Microchip Technology Inc.
TABLE 1-1:
rfPIC12F675 PINOUT
PIN
BUFFER
WEAK
PULL-UP
DESCRIPTION
IN
OUT
1V
DD
Direct
—
Power Supply
2
GP5
TTL
CMOS
Prog
General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
T1CKI
ST
—
Timer1 clock
OSC1
Xtal
—
Bias
XTAL connection
CLKIN
ST
—
External RC network or clock input
3
GP4
TTL
CMOS
Prog
General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
T1G
ST
—
Timer1 gate
AN3
Analog
—
A/D Channel 3 input
OSC2
—
Xtal
Bias
XTAL connection
CLKOUT
—
CMOS
—
T
OSC/4 reference clock
4
GP3
TTL
—
General purpose input. Individually controlled interrupt-on-
change.
MCLR
ST
—
No
Master Clear Reset
V
PP
HV
—
Programming voltage
5
RFXTAL
Xtal
Bias
RF Crystal
6
RFEN
TTL
—
RF Enable
7
REFCLK
—
CMOS
—
Reference Clock/4 Output (on rfPIC12F675K/F)
Reference Clock/8 Output (on rfPIC12F675H)
8
PS
Analog
—
Bias
Power Select
9V
DDRF
Direct
—
RF Power Supply
10
V
SSRF
Direct
—
RF Ground Reference
11
ANT
—
OD
—
RF power amp output to antenna
12
V
SSRF
Direct
—
RF Ground Reference
13
LF
Analog
—
Loop Filter
14
DATA
ASK
TTL
—
ASK modulation data
15
DATA
FSK
TTL
—
FSK modulation data
16
FSK
OUT
—
OD
—
FSK output to modulate reference crystal
17
GP2
ST
CMOS
Prog
General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull up.
AN2
Analog
—
A/D Channel 2 input
COUT
—
CMOS
—
Comparator output
T0CKI
ST
—
External clock for Timer0
INT
ST
—
External interrupt
18
GP1
TTL
CMOS
Prog
General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
AN1
Analog
—
A/D Channel 1 input
CIN-
Analog
—
Comparator input - negative
V
REF
Analog
—
External voltage reference
ICSPCLK
ST
—
Serial programming clock
19
GP0
TTL
CMOS
Prog
General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
AN0
Analog
—
A/D Channel 0 input
CIN+
Analog
—
Comparator input - positive
ICSPDAT
TTL
CMOS
—
Serial Programming Data I/O
20
V
SS
Direct
—
Ground reference
Legend:
TTL = TTL input buffer, ST = Schmitt Trigger input buffer, OD = Open Drain output
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