PIC16F874A-I/PT Microchip Technology, PIC16F874A-I/PT Datasheet - Page 14

• Manufacturer Part Number: PIC16F874A-I/PT
• Description: IC MCU FLASH 4K 20MHZ 44-TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874A-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 44-TQFP, 44-VQFP
• 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
• Eeprom Size: 128 x 8
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 192 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: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163022, DV164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44PT3 - SOCKET TRAN ICE 44MQFP/TQFPAC164305 - MODULE SKT FOR PM3 44TQFP444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F87XA
TABLE 1-3:
DS39582B-page 12
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6/TX/CK
RC7/RX/DT
Legend:
Note 1:
RC0
T1OSO
T1CKI
RC1
T1OSI
CCP2
RC2
CCP1
RC3
SCK
SCL
RC4
SDI
SDA
RC5
SDO
RC6
TX
CK
RC7
RX
DT
Pin Name
2:
3:
I = input
— = Not used
This buffer is a Schmitt Trigger input when configured as the external interrupt.
This buffer is a Schmitt Trigger input when used in Serial Programming mode.
This buffer is a Schmitt Trigger input when configured in RC Oscillator mode and a CMOS input otherwise.
PIC16F874A/877A PINOUT DESCRIPTION (CONTINUED)
PDIP
Pin#
15
16
17
18
23
24
25
26
O = output
TTL = TTL input
PLCC
Pin#
16
18
19
20
25
26
27
29
TQFP
Pin#
32
35
36
37
42
43
44
1
QFN
Pin#
I/O = input/output
ST = Schmitt Trigger input
34
35
36
37
42
43
44
1
I/O/P
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
I
I
I
Buffer
Type
ST
ST
ST
ST
ST
ST
ST
ST
P = power
PORTC is a bidirectional I/O port.
Digital I/O.
Timer1 oscillator output.
Timer1 external clock input.
Digital I/O.
Timer1 oscillator input.
Capture2 input, Compare2 output, PWM2 output.
Digital I/O.
Capture1 input, Compare1 output, PWM1 output.
Digital I/O.
Synchronous serial clock input/output for SPI
mode.
Synchronous serial clock input/output for I
mode.
Digital I/O.
SPI data in.
I
Digital I/O.
SPI data out.
Digital I/O.
USART asynchronous transmit.
USART1 synchronous clock.
Digital I/O.
USART asynchronous receive.
USART synchronous data.
2
C data I/O.
 2003 Microchip Technology Inc.
Description
2
C