PIC16C554/JW Microchip Technology, PIC16C554/JW Datasheet - Page 39
![IC MCU EPROM 512X14 18CDIP](/photos/12/13/121351/150-18-cdip_sml.jpg)
PIC16C554/JW
Manufacturer Part Number
PIC16C554/JW
Description
IC MCU EPROM 512X14 18CDIP
Manufacturer
Microchip Technology
Series
PIC® 16Cr
Specifications of PIC16C554/JW
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Peripherals
POR, WDT
Number Of I /o
13
Program Memory Size
896B (512 x 14)
Program Memory Type
EPROM, UV
Ram Size
80 x 8
Voltage - Supply (vcc/vdd)
2.5 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
18-CDIP (0.300", 7.62mm) Window
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Connectivity
-
- Current page: 39 of 108
- Download datasheet (3Mb)
6.4.5
Bit1 is POR (Power-on Reset). It is a ‘0’ on Power-on
Reset and unaffected otherwise. The user must write a
‘1’ to this bit following a Power-on Reset. On a subse-
quent RESET if POR is ‘0’, it will indicate that a Power-
on Reset must have occurred (V
low).
TABLE 6-3:
TABLE 6-4:
2002 Microchip Technology Inc.
XT, HS, LP
RC
POR
0
0
0
1
1
1
1
Configuration
Oscillator
POWER CONTROL/STATUS
REGISTER (PCON)
TO
1
0
X
0
0
u
1
TIMEOUT IN VARIOUS SITUATIONS
STATUS BITS AND THEIR SIGNIFICANCE
PD
1
X
0
u
0
u
0
DD
72 ms + 1024 T
may have gone too
Power-on Reset
Illegal, TO is set on POR
Illegal, PD is set on POR
WDT Reset
WDT Wake-up
MCLR Reset during normal operation
MCLR Reset during SLEEP
PWRTE = 0
72 ms
OSC
Preliminary
Power-up
PWRTE = 1
1024 T
—
OSC
PIC16C55X
Wake-up from
DS40143D-page 37
1024 T
SLEEP
—
OSC
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