PIC16C554-20E/SS Microchip Technology, PIC16C554-20E/SS Datasheet - Page 12

• Manufacturer Part Number: PIC16C554-20E/SS
• Description: IC MCU OTP 512X14 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C554-20E/SS

• 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: OTP
• Ram Size: 80 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -

PIC16C55X
FIGURE 3-1:
DS40143D-page 10
Note
PIC16C554
PIC16C557
PIC16C558
OSC2/CLKOUT
OSC1/CLKIN
Device
1:
2:
Program
Higher order bits are from STATUS Register.
PIC16C557 only.
Bus
Instruction reg
BLOCK DIAGRAM
Generation
Instruction
Decode &
14
EPROM
Program
512 x 14
Control
Memory
Timing
2K x 14
to
Program
Memory
512 x 14
2 K x 14
2 K x 14
8
13
V
Direct Addr
Start-up Timer
Program Counter
PP
8-Level Stack
Watchdog
Power-up
Power-on
Oscillator
Timer
Reset
Timer
(13-bit)
Memory
128 x 8
128 x 8
80 x 8
V
Data
DD
, V
Preliminary
SS
7
RAM Addr
8
3
Data Bus
(1)
Addr MUX
Registers
80 x 8 to
W reg
128 x 8
ALU
RAM
File
STATUS reg
Timer0
8
8
MUX
FSR
Indirect
Addr
8
PORTC
PORTB
PORTA
 2002 Microchip Technology Inc.
(2)
RA0
RA1
RA2
RA3
RA4/T0CKI
RB0/INT
RB7:RB1
RC7:RC0