2003 Microchip Technology Inc.
DS39582B-page 13
PIC16F87XA
PORTD is a bidirectional I/O port or Parallel Slave
Port when interfacing to a microprocessor bus.
RD0/PSP0
RD0
PSP0
19
21
38
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
RD1/PSP1
RD1
PSP1
20
22
39
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
RD2/PSP2
RD2
PSP2
21
23
40
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
RD3/PSP3
RD3
PSP3
22
24
41
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
RD4/PSP4
RD4
PSP4
27
30
2
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
RD5/PSP5
RD5
PSP5
28
31
3
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
RD6/PSP6
RD6
PSP6
29
32
4
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
RD7/PSP7
RD7
PSP7
30
33
5
I/O
ST/TTL(3)
Digital I/O.
Parallel Slave Port data.
PORTE is a bidirectional I/O port.
RE0/RD/AN5
RE0
RD
AN5
8
9
25
I/O
I
ST/TTL(3)
Digital I/O.
Read control for Parallel Slave Port.
Analog input 5.
RE1/WR/AN6
RE1
WR
AN6
910
26
I/O
I
ST/TTL(3)
Digital I/O.
Write control for Parallel Slave Port.
Analog input 6.
RE2/CS/AN7
RE2
CS
AN7
10
11
27
I/O
I
ST/TTL(3)
Digital I/O.
Chip select control for Parallel Slave Port.
Analog input 7.
VSS
12, 31
13, 34
6, 29
6, 30,
31
P
Ground reference for logic and I/O pins.
VDD
11, 32
12, 35
7, 28
7, 8,
28, 29
P
Positive supply for logic and I/O pins.
NC
1, 17,
28, 40
12,13,
33, 34
13
These pins are not internally connected. These pins
should be left unconnected.
TABLE 1-3:
PIC16F874A/877A PINOUT DESCRIPTION (CONTINUED)
Pin Name
PDIP
Pin#
PLCC
Pin#
TQFP
Pin#
QFN
Pin#
I/O/P
Type
Buffer
Type
Description
Legend:
I = input
O = output
I/O = input/output
P = power
— = Not used
TTL = TTL input
ST = Schmitt Trigger input
Note
1:
This buffer is a Schmitt Trigger input when configured as the external interrupt.
2:
This buffer is a Schmitt Trigger input when used in Serial Programming mode.
3:
This buffer is a Schmitt Trigger input when configured in RC Oscillator mode and a CMOS input otherwise.
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相关代理商/技术参数
PIC16F877A-I/P 制造商:Microchip Technology Inc 功能描述:IC 8BIT FLASH MCU 16F877 DIP40
PIC16F877A-I/PG 功能描述:8位微控制器 -MCU 14KB 368 RAM 33 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F877A-I/PT 功能描述:8位微控制器 -MCU 14KB 368 RAM 33 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F877A-I/PT 制造商:Microchip Technology Inc 功能描述:8BIT FLASH MCU SMD 16F877 TQFP44
PIC16F877A-I/PTG 功能描述:8位微控制器 -MCU 14KB 368 RAM 33 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F877AIL 制造商:Microchip Technology Inc 功能描述:
PIC16F877AIP 制造商:Microchip Technology Inc 功能描述:
PIC16F877AIPT 制造商:Microchip Technology Inc 功能描述: