PIC16F57-I/P Microchip Technology Inc., PIC16F57-I/P Datasheet - Page 10

• Manufacturer Part Number: PIC16F57-I/P
• Description: 28 PIN, 3K FLASH, 72 RAM, 20 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F57-I/P

• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Frequency: 20 MHz
• Input Output: 20
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin PDIP
• Programmable Memory: 3K Bytes
• Ram Size: 72 Bytes
• Speed: 20 MHz
• Timers: 1-8-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F5X
FIGURE 2-1:
DS41213C-page 8
2048 X 12(F57)
2048 x 12(F59)
512 X 12 (F54)
Instruction
Instruction
Decoder
Register
8
Flash
W
12
12
Direct Address
9-11
PIC16F5X SERIES BLOCK DIAGRAM
Status
ALU
PC
9
9-11
“TRIS 9”
“TRIS 5”
From W
TRISE
TRISA
From W
PIC16F59
8
RE<7:4>
only
Time-out
4
Stack 1
Stack 2
4
WDT
Direct RAM
Address
RA<3:0>
PORTE
PORTA
TMR0
8
4
4
4
T0CKI
Pin
WDT/TMR0
Prescaler
Data Bus
8
“TRIS 8”
From W
Watchdog
TRISD
Option Reg.
Timer
PIC16F59
RD<7:0>
only
8
“TRIS 6”
“Disable”
From W
TRISB
Configuration Word
PORTD
6
From W
8
CLKOUT
8
PORTB
8
RB<7:0>
Protect”
5
“Code-
8
8
“Option”
SFR
 2004 Microchip Technology Inc.
5-7
2
Select”
“Osc
OSC1 OSC2 MCLR
From W
“TRIS 7”
TRISC
25, 72 or 134
Oscillator/
Timing &
Control
Purpose
Register
General
(SRAM)
Bytes
8
File
PIC16F57/59
“Sleep”
PORTC
RC<7:0>
only
8
8
8