參數(shù)資料
型號: PIC16C74A-10/P
廠商: Microchip Technology
文件頁數(shù): 22/114頁
文件大?。?/td> 0K
描述: IC MCU OTP 4KX14 A/D PWM 40DIP
產(chǎn)品培訓(xùn)模塊: Asynchronous Stimulus
8-bit PIC® Microcontroller Portfolio
標準包裝: 10
系列: PIC® 16C
核心處理器: PIC
芯體尺寸: 8-位
速度: 10MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 33
程序存儲器容量: 7KB(4K x 14)
程序存儲器類型: OTP
RAM 容量: 192 x 8
電壓 - 電源 (Vcc/Vdd): 4 V ~ 6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x8b
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 40-DIP(0.600",15.24mm)
包裝: 管件
配用: 444-1001-ND - DEMO BOARD FOR PICMICRO MCU
1997 Microchip Technology Inc.
DS30390E-page 15
PIC16C7X
TABLE 3-3:
PIC16C74/74A/77 PINOUT DESCRIPTION
Pin Name
DIP
Pin#
PLCC
Pin#
QFP
Pin#
I/O/P
Type
Buffer
Type
Description
OSC1/CLKIN
13
14
30
I
ST/CMOS(4) Oscillator crystal input/external clock source input.
OSC2/CLKOUT
14
15
31
O
Oscillator crystal output. Connects to crystal or resonator in
crystal oscillator mode. In RC mode, OSC2 pin outputs
CLKOUT which has 1/4 the frequency of OSC1, and
denotes the instruction cycle rate.
MCLR/VPP
1
2
18
I/P
ST
Master clear (reset) input or programming voltage input.
This pin is an active low reset to the device.
PORTA is a bi-directional I/O port.
RA0/AN0
2
3
19
I/O
TTL
RA0 can also be analog input0
RA1/AN1
3
4
20
I/O
TTL
RA1 can also be analog input1
RA2/AN2
4
5
21
I/O
TTL
RA2 can also be analog input2
RA3/AN3/VREF
5
6
22
I/O
TTL
RA3 can also be analog input3 or analog reference
voltage
RA4/T0CKI
6
7
23
I/O
ST
RA4 can also be the clock input to the Timer0 timer/
counter. Output is open drain type.
RA5/SS/AN4
7
8
24
I/O
TTL
RA5 can also be analog input4 or the slave select for
the synchronous serial port.
PORTB is a bi-directional I/O port. PORTB can be software
programmed for internal weak pull-up on all inputs.
RB0/INT
33
36
8
I/O
TTL/ST(1)
RB0 can also be the external interrupt pin.
RB1
34
37
9
I/O
TTL
RB2
35
38
10
I/O
TTL
RB3
36
39
11
I/O
TTL
RB4
37
41
14
I/O
TTL
Interrupt on change pin.
RB5
38
42
15
I/O
TTL
Interrupt on change pin.
RB6
39
43
16
I/O
TTL/ST(2)
Interrupt on change pin. Serial programming clock.
RB7
40
44
17
I/O
TTL/ST(2)
Interrupt on change pin. Serial programming data.
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 congured as an 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 congured as general purpose I/O and a TTL input when used in the Parallel
Slave Port mode (for interfacing to a microprocessor bus).
4:
This buffer is a Schmitt Trigger input when congured in RC oscillator mode and a CMOS input otherwise.
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