UPD444012AGY-B10X-MJH NEC [NEC], UPD444012AGY-B10X-MJH Datasheet - Page 18

• Manufacturer Part Number: UPD444012AGY-B10X-MJH
• Description: 4M-BIT CMOS STATIC RAM 256K-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION
• Manufacturer: NEC [NEC]

(3) /LB, /UB Controlled
Note B version : 2.7 V, C version : 2.2 V
Remark
18
V
V
CC
On the data retention mode by controlling /LB and /UB, the input level of /CE1 and CE2 must be
CCDR
V
V
(MIN.)
V
IL
IH
CC
(MAX.)
(MIN.)
(MIN.)
GND
V
Note
CC
0.2 V or
0.2 V. The other pins (Address, I/O, /WE, /OE) can be in high impedance state.
t
CDR
/LB, /UB
Data Sheet M14464EJ5V0DS
/LB, /UB
Data retention mode
V
CC
– 0.2 V
t
R
PD444012A-X