PIC16F77-I/P Microchip Technology, PIC16F77-I/P Datasheet - Page 53

• Manufacturer Part Number: PIC16F77-I/P
• Description: IC MCU FLASH 8KX14 A/D 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F77-I/P

• Program Memory Type: FLASH
• Program Memory Size: 14KB (8K x 14)
• Package / Case: 40-DIP (0.600", 15.24mm)
• 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: 33
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 368 B
• Interface Type: I2C/SPI/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: ICE2000, DM163022
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 8-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 444-1001 - DEMO BOARD FOR PICMICRO MCU
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 3-1: Simplified Block Diagram of a Super-set On-chip Reset Circuit
Note 1: This is a separate oscillator from the RC oscillator of the CLKIN pin or the INTRC oscillator.
1997 Microchip Technology Inc.
OSC1/
CLKIN
MCLR / V
MCLRE
Enable
V
I/O Pull-up
Pin
DD
2: Features in dashed boxes not available on all devices, see device’s Data Sheet.
3: In some devices, this pin may be configured as a general purpose Input.
4: The early PICmicro devices have the configuration bit defined as PWRTE = 1 is enabled, while all other
On-chip
devices the configuration bit is defined as PWRTE = 0 is enabled.
PP
RC OSC
OST/PWRT
Pin
Brown-out
Program
Memory
V
Module
(3)
(1)
Parity
detect
WDT
DD
Reset
rise
OST
PWRT
V
DD
Weak Pull-up
10-bit Ripple-counter
10-bit Ripple-counter
WDT Time-out
Power-on Reset
MPEEN
BODEN
SLEEP
MCLRE
(2)
(2)
(2)
(2)
Enable PWRT
Enable OST
(4)
See
Section 3. Reset
Table 3-1
for time-out situations.
S
R
DS31003A-page 3-3
Q
Chip_Reset
3