PIC16C55A/JW Microchip Technology, PIC16C55A/JW Datasheet - Page 22
![IC MCU EPROM 512X12 28CDIP](/photos/7/29/72984/150-28-cdip_sml.jpg)
PIC16C55A/JW
Manufacturer Part Number
PIC16C55A/JW
Description
IC MCU EPROM 512X12 28CDIP
Manufacturer
Microchip Technology
Series
PIC® 16Cr
Specifications of PIC16C55A/JW
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Peripherals
POR, WDT
Number Of I /o
20
Program Memory Size
768B (512 x 12)
Program Memory Type
EPROM, UV
Ram Size
25 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
28-CDIP (0.300", 7.62mm) Window
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Connectivity
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
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PIC16C5X
TABLE 5-3:
FIGURE 5-1:
DS30453D-page 20
W
TRIS
OPTION
INDF
TMR0
PCL
STATUS
FSR
PORTA
PORTB
PORTC
General Purpose Register Files
Legend:
Note 1: These values are valid for PIC16C57/CR57/C58/CR58. For the PIC16C54/CR54/C55/C56/CR56, the
MCLR/V
(1)
V
2: General purpose register file on PIC16C54/CR54/C56/CR56/C58/CR58.
DD
(2)
value on RESET is 111x xxxx and for MCLR and WDT Reset, the value is 111u uuuu.
PP
x = unknown
q = see tables in Table 5-1 for possible values.
pin
RESET CONDITIONS FOR ALL REGISTERS
Register
SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
RC OSC
On-Chip
WDT
Power-Up
Detect
u = unchanged
POR (Power-On Reset)
Address
07-7Fh
Preliminary
N/A
N/A
N/A
00h
01h
02h
03h
04h
05h
06h
07h
WDT Time-out
- = unimplemented, read as ’0’
Ripple Counter
(Device Reset
8-bit Asynch
Timer)
Power-On Reset
RESET
xxxx xxxx
1111 1111
--11 1111
xxxx xxxx
xxxx xxxx
1111 1111
0001 1xxx
1xxx xxxx
---- xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
R
S
2002 Microchip Technology Inc.
MCLR or WDT Reset
uuuu uuuu
1111 1111
--11 1111
uuuu uuuu
uuuu uuuu
1111 1111
000q quuu
1uuu uuuu
---- uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
Q
Q
CHIP RESET
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