PIC16F72-I/SP Microchip Technology, PIC16F72-I/SP Datasheet - Page 26

• Manufacturer Part Number: PIC16F72-I/SP
• Description: IC PIC MCU FLASH 2KX14 28DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F72-I/SP

• Program Memory Type: FLASH
• Program Memory Size: 3.5KB (2K x 14)
• Package / Case: 28-DIP (0.300", 7.62mm)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: I2C, SPI, SSP
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 22
• 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 bit, 5 Channel
• Data Rom Size: 8 B
• Height: 3.3 mm
• Length: 34.67 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2 V
• Width: 7.24 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F72
TABLE 3-3:
TABLE 3-4:
DS39597C-page 24
Name
RB0/INT
RB1
RB2
RB3
RB4
RB5
RB6
RB7
Legend: TTL = TTL input, ST = Schmitt Trigger input
Note 1: This buffer is a Schmitt Trigger input when configured as the external interrupt.
06h, 106h
86h, 186h
81h, 181h
Legend: x = unknown, u = unchanged. Shaded cells are not used by PORTB.
Address
2: This buffer is a Schmitt Trigger input when used in Serial Programming mode.
PORTB
TRISB
OPTION
Name
Bit#
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
bit 7
PORTB FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTB
PORTB Data Direction Register
RBPU
Bit 7
RB7
TTL/ST
TTL/ST
TTL/ST
Buffer
TTL
TTL
TTL
TTL
TTL
INTEDG T0CS T0SE PSA
Bit 6
(1)
(2)
(2)
RB6
Function
Input/output pin or external interrupt input. Internal software
programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up.
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up.
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up. Serial programming clock.
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up. Serial programming data.
Bit 5
RB5
Bit 4
RB4
Bit 3 Bit 2 Bit 1 Bit 0
RB3
RB2
PS2
RB1
PS1
RB0
PS0
© 2007 Microchip Technology Inc.
xxxx xxxx
1111 1111
1111 1111
POR, BOR
Value on
uuuu uuuu
1111 1111
1111 1111
Value on
RESETS
all other