參數(shù)資料
型號: PIC16CR77T-I/ML
廠商: Microchip Technology
文件頁數(shù): 10/172頁
文件大?。?/td> 0K
描述: IC PIC MCU 8KX14 44QFN
標(biāo)準(zhǔn)包裝: 1,600
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
程序存儲器容量: 14KB(8K x 14)
程序存儲器類型: 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-VQFN 裸露焊盤
包裝: 帶卷 (TR)
2007 Microchip Technology Inc.
DS39599G-page 105
PIC18F2220/2320/4220/4320
FIGURE 10-7:
BLOCK DIAGRAM OF
RB2:RB0 PINS
FIGURE 10-8:
BLOCK DIAGRAM OF
RB4 PIN
FIGURE 10-9:
BLOCK DIAGRAM OF RB3/CCP2 PIN
Data Latch
RBPU(2)
P
VDD
Data Bus
WR LATB
WR TRISB
RD TRISB
RD PORTB
Weak
Pull-up
INTx
I/O pin(1)
Schmitt Trigger
Buffer
TRIS Latch
RD LATB
or PORTB
Note 1:
I/O pins have diode protection to VDD and VSS.
2:
To enable weak pull-ups, set the appropriate TRIS
bit(s) and clear the RBPU bit (INTCON2<7>).
To A/D Converter
Analog Input Mode
TTL
Input
Buffer
Q
D
CK
Q
D
CK
EN
QD
EN
Data Latch
From RB7:RB5
RBPU(2)
P
VDD
I/O pin(1)
Q
D
CK
Q
D
CK
QD
EN
QD
EN
Data Bus
WR LATB
WR TRISB
Set RBIF
TRIS Latch
RD TRISB
RD PORTB
Weak
Pull-up
RD PORTB
Latch
TTL
Input
Buffer
Q3
Q1
RD LATB
or PORTB
Note 1:
I/O pins have diode protection to VDD and VSS.
2:
To enable weak pull-ups, set the appropriate TRIS bit(s)
and clear the RBPU bit (INTCON2<7>).
To A/D Converter
Port/CCP2 Select
Data Bus
WR LATB
WR TRISB
Data Latch
TRIS Latch
RD TRISC
CCP2 Data Out
0
1
P
N
VDD
VSS
RD PORTB
CCP2 Input
RB3 pin(1)
or PORTB
RD LATC
Schmitt
Trigger
Note 1:
I/O pins have diode protection to VDD and VSS.
VDD
Weak
Pull-up
P
RBPU
TTL Input
Buffer
Analog Input Mode
To A/D Converter
Q
D
CK
EN
QD
EN
Q
D
CK
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