hm62256b ETC-unknow, hm62256b Datasheet - Page 20

• Manufacturer Part Number: hm62256b
• Description: 256k Sram 32-kword 8-bit
• Manufacturer: ETC-unknow

HM62256B Series
Revision Record (cont.)
Rev.
3.0
4.0
5.0
6.0
20
Date
Jun. 19, 1995
Nov. 29, 1995
Jul. 9, 1997
Nov. 13,1997
Contents of Modification
AC Characteristics
Low V
Ordering Information (HM62256BLFP-4 Series)
AC Characteristics
Change of format
Deletion of HM62256B-4 Series
Operation Table
DC Operating Conditions
DC Characteristics
t
t
Addition of note 4.
t
Addition of note (Under development)
Test Conditions
Correct Error
Correct Error
Correct Error
PW
OHZ
CCDR
HM62256-5/7/8:1TTL Gate + C
HM62256-5:1TTL Gate + C
HM62256-7/8:1TTL Gate + C
min: 30/35/40/50 ns to 20/25/30/35 ns
CC
max: 25/30/35/40 ns to 20/20/25/30 ns
typ: 0.2/0.2 A to 0.05/0.05/0.05 A
Data Retention Characteristics
max: 30/10 A to 30/10/3 A
L
(50pF) and
L
(100pF)
L
(100pF) to
Drawn by
M. Higuchi
M. Higuchi
M. Higuchi
Approved by
K. Yoshizaki
K. Yoshizaki
K. Imato