参数资料
型号: 93LC46A-I/PGX
元件分类: PROM
英文描述: 128 X 8 MICROWIRE BUS SERIAL EEPROM, PDIP8
封装: 0.300 INCH, LEAD FREE, PLASTIC, MS-001, DIP-8
文件页数: 5/38页
文件大小: 703K
代理商: 93LC46A-I/PGX
2005 Microchip Technology Inc.
DS21929A-page 13
93XX46X/56X/66X/76X/86X
3.6
ERASE/WRITE DISABLE And
ENABLE (EWDS/EWEN)
The 93XX series devices power-up in the Erase/Write
Disable (EWDS) state. All programming modes must be
preceded by an Erase/Write Enable (EWEN) instruction.
Once the EWEN instruction is executed, programming
remains enabled until an EWDS instruction is executed
or VCC is removed from the device.
To protect against accidental data disturbance, the
EWDS
instruction can be used to disable all Erase/Write
functions
and
should
follow
all
programming
operations.
Execution
of
a
READ
instruction
is
independent of both the EWEN and EWDS instructions.
FIGURE 3-5:
EWDS TIMING
FIGURE 3-6:
EWEN TIMING
CS
CLK
DI
10
00
0
X
X
TCSL
1
X
CS
CLK
DI
00
1
X
TCSL
相关PDF资料
PDF描述
93LC46C-TI/STX 64 X 16 MICROWIRE BUS SERIAL EEPROM, PDSO8
93C46A-I/OTGX 128 X 8 MICROWIRE BUS SERIAL EEPROM, PDSO6
93C46B-TE/MSGX 64 X 16 MICROWIRE BUS SERIAL EEPROM, PDSO8
93C46B-TI/SNX 64 X 16 MICROWIRE BUS SERIAL EEPROM, PDSO8
93C46C-E/STGX 64 X 16 MICROWIRE BUS SERIAL EEPROM, PDSO8
相关代理商/技术参数
参数描述
93LC46A-ISM 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:1K 2.5V Microwire Serial EEPROM
93LC46A-ISN 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:1K Microwire Compatible Serial EEPROM
93LC46AIST 制造商:Microchip Technology Inc 功能描述:
93LC46A-IST 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:1K 2.5V Microwire Serial EEPROM
93LC46A-P 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:1K 2.5V Microwire Serial EEPROM