參數(shù)資料
型號: PIC16CR77T-I/PT
廠商: Microchip Technology
文件頁數(shù): 2/172頁
文件大?。?/td> 0K
描述: IC PIC MCU 8KX14 44TQFP
標(biāo)準(zhǔn)包裝: 1,200
系列: PIC® 16C
核心處理器: PIC
芯體尺寸: 8-位
速度: 20MHz
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(chǔ)器容量: 14KB(8K x 14)
程序存儲(chǔ)器類型: ROM
RAM 容量: 368 x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x8b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-TQFP
包裝: 帶卷 (TR)
PIC16CR7X
DS21993C-page 8
2007 Microchip Technology Inc.
TABLE 1-2:
PIC16CR73 AND PIC16CR76 PINOUT DESCRIPTION
Pin Name
PDIP
SSOP
SOIC
Pin#
MLF
Pin#
I/O/P
Type
Buffer
Type
Description
OSC1/CLKIN
OSC1
CLKIN
96
I
ST/CMOS(3) Oscillator crystal or external clock input.
Oscillator crystal input or external clock source input. ST
buffer when configured in RC mode. Otherwise CMOS.
External clock source input. Always associated with pin
function OSC1 (see OSC1/CLKIN, OSC2/CLKOUT pins).
OSC2/CLKOUT
OSC2
CLKOUT
10
7
O
Oscillator crystal or clock output.
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
1
26
I
ST
Master Clear (Reset) input. This pin is an active low
Reset to the device.
PORTA is a bidirectional I/O port.
RA0/AN0
RA0
AN0
227
I/O
I
TTL
Digital I/O.
Analog input 0.
RA1/AN1
RA1
AN1
328
I/O
I
TTL
Digital I/O.
Analog input 1.
RA2/AN2
RA2
AN2
41
I/O
I
TTL
Digital I/O.
Analog input 2.
RA3/AN3/VREF
RA3
AN3
VREF
52
I/O
I
TTL
Digital I/O.
Analog input 3.
A/D reference voltage input.
RA4/T0CKI
RA4
T0CKI
63
I/O
I
ST
Digital I/O – Open drain when configured as output.
Timer0 external clock input.
RA5/AN4/SS
RA5
AN4
SS
74
I/O
I
TTL
Digital I/O.
Analog input 4.
SPI slave select input.
PORTB is a bidirectional I/O port. PORTB can be software
programmed for internal weak pull-up on all inputs.
RB0/INT
RB0
INT
21
18
I/O
I
TTL/ST(1)
Digital I/O.
External interrupt.
RB1
22
19
I/O
TTL
Digital I/O.
RB2
23
20
I/O
TTL
Digital I/O.
RB3
24
21
I/O
TTL
Digital I/O.
RB4
25
22
I/O
TTL
Digital I/O.
RB5
26
23
I/O
TTL
Digital I/O.
RB6
27
24
I/O
TTL
Digital I/O.
RB7
28
25
I/O
TTL
Digital I/O.
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 Verify mode.
3:
This buffer is a Schmitt Trigger input when configured in RC Oscillator mode and a CMOS input otherwise.
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