PIC16F87-I/SS Microchip Technology, PIC16F87-I/SS Datasheet - Page 50

• Manufacturer Part Number: PIC16F87-I/SS
• Description: IC MCU FLASH 4KX14 EEPROM 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F87-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 20-SSOP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 368 B
• Interface Type: SSP/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC164307 - MODULE SKT FOR PM3 28SSOP
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F87/88
FIGURE 4-11:
DS30487B-page 48
CPU Start-up
System Clock
Note 1: T
Program
Counter
T1OSI
OSC1
OSC2
MCLR
OSTS
2: T
CPU
T
1
P
Q4
= 5 - 10 s (1 MHz system clock).
PC
= 30.52 s.
PRIMARY SYSTEM CLOCK AFTER RESET (EC, RC, INTRC)
Q1
T
CPU (2)
Q1 Q2 Q3 Q4 Q1 Q2
0000h
Preliminary
T
T
1
P (1)
0001h
Q3 Q4 Q1 Q2
0002h
Q3
Q4
 2003 Microchip Technology Inc.
Q1 Q2 Q3 Q4
0003h
0004h