參數(shù)資料
型號(hào): UPD444012AGY-B85X-MJH
廠商: NEC Corp.
元件分類: 圓形連接器
英文描述: Circular Connector; No. of Contacts:22; Series:MS27468; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:13; Circular Contact Gender:Socket; Circular Shell Style:Jam Nut Receptacle; Insert Arrangement:13-35 RoHS Compliant: No
中文描述: 4分位CMOS靜態(tài)RAM 256K字由16位溫度范圍
文件頁(yè)數(shù): 17/24頁(yè)
文件大小: 143K
代理商: UPD444012AGY-B85X-MJH
Data Sheet M14464EJ5V0DS
17
μ
PD444012A-X
Data Retention Timing Chart
(1) /CE1 Controlled
V
IH
(MIN.)
V
CCDR
(MIN.)
V
IL
(MAX.)
V
CC
/CE1
/CE1
V
CC
– 0.2 V
GND
V
CC
(MIN.)
Note
t
CDR
Data retention mode
t
R
Note
B version : 2.7 V, C version : 2.2 V
Remark
On the data retention mode by controlling /CE1, the input level of CE2 must be
V
CC
0.2 V or
0.2 V.
The other pins (Address, I/O, /WE, /OE, /LB, /UB) can be in high impedance state.
(2) CE2 Controlled
V
IH
(MIN.)
V
CCDR
(MIN.)
V
IL
(MAX.)
V
CC
CE2
CE2
0.2 V
GND
V
CC
(MIN.)
Note
t
CDR
Data retention mode
t
R
Note
B version : 2.7 V, C version : 2.2 V
Remark
On the data retention mode by controlling CE2, The other pins (/CE1, Address, I/O, /WE, /OE, /LB, /UB)
can be in high impedance state.
#
#
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