參數(shù)資料
型號(hào): 25C128
廠商: Microchip Technology Inc.
英文描述: 128K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,128K位,SPI總線串行EEPROM)
中文描述: 128K的5.0V SPI總線串行EEPROM(4.5?5.5V的,128K的位和SPI總線串行EEPROM的)
文件頁數(shù): 38/170頁
文件大?。?/td> 4191K
代理商: 25C128
PIC16F62X
DS40300C-page 36
Preliminary
2003 Microchip Technology Inc.
FIGURE 5-10:
BLOCK DIAGRAM OF
RB2/TX/CK PIN
FIGURE 5-11:
BLOCK DIAGRAM OF
RB3/CCP1 PIN
Data Latch
TRIS Latch
RD TRISB
Q
D
Q
CK
Q
D
Q
CK
0
1
WR PORTB
WR TRISB
Schmitt
Trigger
Peripheral OE
(2)
Data Bus
PORT/PERIPHERAL Select
(1)
USART TX/CK Output
USART Slave Clock In
RBPU
V
DD
P
EN
Q
D
V
DD
V
SS
Note
1:
Port/Peripheral select signal selects between port
data and peripheral output.
Peripheral OE (output enable) is only active if
peripheral select is active.
2:
RD PORTB
TTL
Input
Buffer
RB2/
TX/CK
Weak
Pull-up
Data Latch
TRIS Latch
RD TRISB
Q
D
Q
CK
Q
D
Q
CK
0
1
WR PORTB
WR TRISB
Schmitt
Trigger
Peripheral OE
(2)
Data Bus
PORT/PERIPHERAL Select
(1)
USART TX/CK output
USART Slave Clock In
RBPU
V
DD
P
EN
Q
D
V
DD
V
SS
Note
1:
Port/Peripheral select signal selects between port
data and peripheral output.
Peripheral OE (output enable) is only active if
peripheral select is active.
2:
RD PORTB
TTL
Input
Buffer
RB3/
CCP1
Weak
Pull-up
相關(guān)PDF資料
PDF描述
25LC128 128K 5.0V SPI Bus Serial EEPROM(2.5~5.5V,128K位,SPI總線串行EEPROM)
25C256 256K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,256K位,SPI總線串行EEPROM)
25C160 8K/16K 5.0V SPI Bus Serial EEPROM
25C080 8K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,3MHz,8K位,10M次可自定時(shí)擦寫周期,EEPROM)
25C320 32K 5.0V SPI Bus Serial EEPROM
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