參數資料
型號: HN58V66AFP-10
廠商: Hitachi,Ltd.
英文描述: 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)
中文描述: 64畝的EEPROM(8 KWord的× 8位)就緒/忙功能水庫功能(HN58V66A)
文件頁數: 21/27頁
文件大小: 127K
代理商: HN58V66AFP-10
HN58V65A Series, HN58V66A Series
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 shoud 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PDF資料
PDF描述
HN58V66AFPI-10E 64k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A) Wide Temperature Range version
HN58V66AI 64k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A) Wide Temperature Range version
HN58V66API-10 64k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A) Wide Temperature Range version
HN58V66API-10E 64k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A) Wide Temperature Range version
HN58V66ATI-10 64k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A) Wide Temperature Range version
相關代理商/技術參數
參數描述
HN58V66AFP-10E 制造商:Renesas Electronics Corporation 功能描述:EEPROM Parallel 64K-bit 8K x 8 3.3V/5V 28-Pin SOP
HN58V66AFPI-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
HN58V66AFPI-10E 制造商:Renesas Electronics Corporation 功能描述:
HN58V66AI 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
HN58V66AISERIES 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 EEPROM