HM628512 HITACHI [Hitachi Semiconductor], HM628512 Datasheet - Page 18

• Manufacturer Part Number: HM628512
• Description: 4 M SRAM (512-kword x 8-bit)
• Manufacturer: HITACHI [Hitachi Semiconductor]

HM628512B Series
Revision Record
Rev.
0.0
0.1
1.0
2.0
3.0
18
Date
Apr. 24, 1998
Nov. 19, 1998
Jan. 13, 1999
Apr. 8, 1999
Aug. 24, 1999
Contents of Modification
Initial issue
DC Characteristics
Deletion of Preliminary
Features
DC Characteristics
Addition of L-UL-version
DC Characteristics
Low V
Low V
Low V
Low V
I
I
Change of note1 and 2
Change of Power dissipation
Standby: TBD (typ) to 10 W (typ)
I
I
I
I
Addition of note4
I
I
Addition of note3
Correct error: t
SB1
CCDR
SB1
CCDR
SB1
SB1
CCDR
CCDR
CC
max: 40/20 A to 100/50 A
typ: TBD/TBD to 2/2 A
typ: 2/2 A to 2/2/2 A
max: 100/50 A to 100/50/20 A
CC
CC
CC
max: 20/10 A to 50/15 A
typ: TBD/TBD to 1/1 A
typ: 1/1 A to 1/1/1 A
max: 50/15 A to 50/15/10 A
Data Retention Characteristics
Data Retention Characteristics
Data Retention Characteristics
Data Retention Characteristics
R
unit ms to ns
Drawn by
M. Higuchi
S. kunito
S. kunito
S. kunito
Approved by
K. Imato
K. Imato
K. Imato
K. Makuta