PIC16F54-I/P Microchip Technology Inc., PIC16F54-I/P Datasheet - Page 26

• Manufacturer Part Number: PIC16F54-I/P
• Description: 18 PIN, 768 B FLASH, 25 RAM, 12 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F54-I/P

• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Frequency: 20 MHz
• Input Output: 12
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 18-pin PDIP
• Programmable Memory: 750 Bytes
• Ram Size: 25 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
TABLE 5-3:
FIGURE 5-1:
DS41213C-page 24
W
TRIS
OPTION
INDF
TMR0
PCL
STATUS
FSR
FSR
FSR
PORTA
PORTB
PORTC
PORTD
PORTE
Legend: u = unchanged, x = unknown, — = unimplemented, read as ‘0’, q = see tables in Table 5-1 for possible
Note 1:
(1)
(2)
(3)
2:
3:
4:
5:
MCLR/V
(5)
(4)
(5)
V
DD
Module
values.
PIC16F54 only.
PIC16F57 only.
PIC16F59 only.
General purpose register file on PIC16F54.
General purpose register file on PIC16F54 and PIC16F57.
Reset
Register
WDT
DRT
PP
RESET CONDITIONS FOR ALL REGISTERS
SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
POR
Address
N/A
N/A
N/A
00h
01h
02h
03h
04h
04h
04h
05h
06h
07h
08h
09h
MCLR
Filter
Power-on Reset
xxxx xxxx
1111 1111
--11 1111
xxxx xxxx
xxxx xxxx
1111 1111
0001 1xxx
111x xxxx
1xxx xxxx
xxxx xxxx
---- xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx ----
 2004 Microchip Technology Inc.
MCLR or WDT Reset
R
S
uuuu uuuu
1111 1111
--11 1111
uuuu uuuu
uuuu uuuu
1111 1111
000q quuu
111u uuuu
1uuu uuuu
uuuu uuuu
---- uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu ----
Q
Chip Reset