PIC18F1220-H/P Microchip Technology, PIC18F1220-H/P Datasheet - Page 93

• Manufacturer Part Number: PIC18F1220-H/P
• Description: IC MCU 8BIT 4KB FLASH 18PDIP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F1220-H/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 18-DIP (0.300", 7.62mm)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 10-8:
© 2007 Microchip Technology Inc.
Note 1:
Analog Input Mode
EUSART Enable
2:
TX/CK TRIS
TX/CK Data
BLOCK DIAGRAM OF RB1/AN5/TX/CK/INT1 PIN
WR TRISB
WR LATB
Data Bus
I/O pins have diode protection to V
To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit (INTCON2<7>).
RBPU
PORTB
(2)
or
RD PORTB
TRIS Latch
Data Latch
RD LATB
D
D
CK
CK
RD TRISB
Q
Q
INT1/CK Input
To A/D Converter
DD
and V
SS
.
Analog Input
Mode
1
0
Schmitt
Trigger
Input
Buffer
PIC18F1220/1320
Q
TTL
Input
Buffer
EN
RD PORTB
D
V
P
DD
Weak
Pull-up
RB1 pin
(1)
DS39605F-page 91