PIC18F1220-H/ML Microchip Technology, PIC18F1220-H/ML Datasheet - Page 97

• Manufacturer Part Number: PIC18F1220-H/ML
• Description: IC MCU 8BIT 4KB FLASH 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F1220-H/ML

• 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: 28-VQFN Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 10-12:
© 2007 Microchip Technology Inc.
Note 1:
RBPU
Data Bus
or PORTB
RD TRISB
RD LATB
Set RBIF
RB7:RB5 in Serial Programming Mode
WR LATB
WR TRISB
RD PORTB
BLOCK DIAGRAM OF RB5/PGM/KBI1 PIN
RB7:RB5 and
From other
RB4 pins
2:
(2)
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>).
TRIS Latch
Data Latch
D
D
CK
CK
Q
Q
DD
and V
Q
Q
Latch
SS
.
EN
EN
D
D
TTL
Input
Buffer
PIC18F1220/1320
V
P
DD
Weak
Pull-up
RD PORTB
Q1
Q3
I/O pin
Buffer
ST
(1)
DS39605F-page 95