參數(shù)資料
型號(hào): HN58V66AI
廠商: Hitachi,Ltd.
英文描述: 64 k EEPROM (8-kword ×8-bit)(64 k EEPROM (8k字 ×8位))
中文描述: 64畝的EEPROM(8 KWord的× 8位)(64畝的EEPROM(8K的字× 8位))
文件頁(yè)數(shù): 22/30頁(yè)
文件大?。?/td> 203K
代理商: HN58V66AI
HN58V65AI Series, HN58V66AI Series, HN58V65A-SR Series,
HN58V66A-SR Series
22
2. Data protection at V
CC
on/off
When V
CC
is turned on or off, noise on the control pins generated by external circuits (CPU, etc) may act as
a trigger and turn the EEPROM to program mode by mistake. To prevent this unintentional programming,
the EEPROM must be kept in an unprogrammable state while the CPU is in an unstable state.
Note:
The EEPROM should be kept in unprogrammable state during V
CC
on/off by using CPU RESET
signal.
V
CC
CPU
RESET
Unprogrammable
Unprogrammable
*
*
(1) Protection by
CE
,
OE
,
WE
To realize the unprogrammable state, the input level of control pins must be held as shown in the table
below.
CE
OE
WE
×
: Don’t care.
V
CC
: Pull-up to V
CC
level.
V
SS
: Pull-down to V
SS
level.
V
CC
×
×
×
×
×
V
SS
×
V
CC
相關(guān)PDF資料
PDF描述
HN58V65AP-10 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)
HN58V66AP-10 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)
HN58V65AT-10 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)
HN58V66AT-10 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)
HN58V65AFP-10 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HN58V66AISERIES 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 EEPROM
HN58V66AP-10 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)
HN58V66AP10E 制造商:Renesas Electronics 功能描述:Bulk 制造商:Renesas Electronics Corporation 功能描述:EEPROM,Parallel,64K,70/100ns,DIP28 制造商:Renesas 功能描述:EEPROM Parallel 64K-bit 8K x 8 3.3V/5V 28-Pin PDIP
HN58V66AP-10E 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:64 k EEPROM (8-kword × 8-bit) Ready/Busy Function, RES Function (HN58V66A)
HN58V66API-10 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:64k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A) Wide Temperature Range version