PIC16C554/JW Microchip Technology, PIC16C554/JW Datasheet - Page 42

• 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: -

PIC16C55X
FIGURE 6-9:
FIGURE 6-10:
DS40143D-page 40
Note
INTERNAL RESET
V
PWRT TIMEOUT
DD
INTERNAL POR
OST TIMEOUT
D
1:
2:
3:
External Power-on Reset circuit is required only if
V
discharge the capacitor quickly when V
down.
drop across R does not violate the device’s electrical
specification.
R1 = 100Ω to 1 kΩ will limit any current flowing into
MCLR from external capacitor C in the event of
MCLR/V
charge (ESD) or Electrical Overstress (EOS).
< 40 kΩ is recommended to make sure that voltage
V
DD
DD
MCLR
power-up slope is too slow. The diode D helps
V
R
DD
PP
C
pin breakdown due to Electrostatic Dis-
TIMEOUT SEQUENCE ON POWER-UP (MCLR TIED TO V
EXTERNAL POWER-ON
RESET CIRCUIT (FOR
SLOW V
R1
DD
PIC16C55X
POWER-UP)
MCLR
DD
powers
Preliminary
T
PWRT
T
OST
 2002 Microchip Technology Inc.
DD
): CASE 3