PIC12CE67 Microchip Technology, PIC12CE67 Datasheet - Page 9

• Manufacturer Part Number: PIC12CE67
• Description: 8-Pin/ 8-Bit CMOS Microcontroller with A/D Converter and EEPROM Data Memory
• Manufacturer: Microchip Technology

TABLE 3-1:
GP0/AN0
GP1/AN1/V
GP2/T0CKI/AN2/INT
GP3/MCLR/V
GP4/OSC2/AN3/
CLKOUT
GP5/OSC1/CLKIN
V
V
1998 Microchip Technology Inc.
DD
SS
Legend: I = input, O = output, I/O = input/output, P = power, — = not used, TTL = TTL input,
ST = Schmitt Trigger input
Name
REF
PP
PIC12CE67X PINOUT DESCRIPTION
DIP Pin
#
7
6
5
4
3
2
1
8
I/O/P
Type
I/O
I/O
I/O
I/O
I/O
P
P
I
TTL/ST Bi-directional I/O port/serial programming data/analog input
TTL/ST Bi-directional I/O port/serial programming clock/analog
TTL/ST Input port/master clear (reset) input/programming voltage
TTL/ST Bidirectional IO port/oscillator crystal input/external clock
Buffer
Type
TTL
ST
—
—
Preliminary
0. Can be software programmed for internal weak pull-up
and interrupt on pin change. This buffer is a Schmitt Trigger
input when used in serial programming mode.
input 1/voltage reference. Can be software programmed for
internal weak pull-up and interrupt on pin change. This
buffer is a Schmitt Trigger input when used in serial pro-
gramming mode.
Bi-directional I/O port/analog input 2. Can be configured as
T0CKI or external interrupt.
input. When configured as MCLR, this pin is an active low
reset to the device. Voltage on MCLR/V
V
grammed for internal weak pull-up and interrupt on pin
change. Weak pull-up always on if configured as MCLR .
This buffer is Schmitt Trigger when in MCLR mode.
Bi-directional I/O port/oscillator crystal output/analog input
3. Connections to crystal or resonator in crystal oscillator
mode (HS, XT and LP modes only, GPIO in other modes).
In EXTRC and INTRC modes, the pin output can be config-
ured to CLKOUT which has 1/4 the frequency of OSC1 and
denotes the instruction cycle rate.
source input (GPIO in INTRC mode only, OSC1 in all other
oscillator modes). Schmitt trigger in EXTRC mode only.
Positive supply for logic and I/O pins
Ground reference for logic and I/O pins
DD
during normal device operation. Can be software pro-
Description
PIC12CE67X
PP
must not exceed
DS40181B-page 9