參數(shù)資料
型號(hào): U630H64SK45
英文描述: General purpose JFET single operational amplifiers
中文描述: NVRAM中(EEPROM的基礎(chǔ))
文件頁(yè)數(shù): 7/14頁(yè)
文件大?。?/td> 143K
代理商: U630H64SK45
7
November 01, 2001
U630H64
Nonvolatile Memory Operations
No.
STORE Cycle Inhibit and
Automatic Power Up RECALL
Symbol
Min.
Max.
Unit
Alt.
IEC
24
Power Up RECALL Duration
k, e
t
RESTORE
650
μ
s
Low Voltage Trigger Level
V
SWITCH
4.0
4.5
V
k:
t
RESTORE
starts from the time V
CC
rises above V
SWITCH
.
STORE Cycle Inhibit and Automatic Power Up RECALL
V
CC
5.0 V
V
SWITCH
STORE inhibit
Power Up
RECALL
t
RESTORE
(24)
t
Mode Selection
E
W
G
NE
Mode
Power
Notes
L
H
L
L
Nonvolatile RECALL
Active
l
L
L
H
L
Nonvolatile STORE
I
CC2
L
L
L
H
L
H
L
*
No operation
Active
*
H or L
l:
An automatic RECALL also takes place at power up, starting when V
exceeds V
SWITCH
and takes t
RESTORE
. V
CC
must not drop below
V
SWITCH
once it has been exceeded for the RECALL to function properly.
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