hm62256b ETC-unknow, hm62256b Datasheet - Page 19

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

Revision Record
Rev.
0.0
1.0
2.0
3.0
Date
Sep. 10, 1993
Mar. 23, 1994
Oct. 31, 1994
Jun. 19, 1995
Contents of Modification
Initial Issue
DC Characteristics
Deletion of HM62256BLT-7/10SL/12SL
Addition of HM62256BLTM-8/7SL/8SL(TFP-28DA)
AC Characteristics
Low V
Change of format
Deletion of HM62256BLP-8/10/12/8SL/10SL/12SL
Deletion of HM62256BLSP-8/10/12/8SL/10SL/12SL
Deletion of HM62256BLFP-8T/10T/12T
Deletion of HM62256BLFP-8SLT/10SLT/12SLT
Deletion of HM62256BLT-10/12/8SL
Deletion of HM62256BLTM-8SL
Addition of HM62256BLFP-4SLT/5SLT/7ULT
Addition of HM62256BLTM-4SLT/5SLT/7ULT
Features
DC Characteristics
AC Characteristics
I
Addition of note 12
V
Note 2: 20 A max at Ta = 0 to +40 C
Deletion of description; (only for L-version)
Fast access time: 70/85/100/120 ns
I
I
Addition of note 3
Change order of notes.
Test Condition
Addition of HM62256B-4: 1TTL Gate + C
t
t
t
t
t
t
t
t
t
t
t
t
CC1
CC1
SB1
RC
AA
ACS
OE
CLZ
OHZ
OH
WC
CW
AW
WP
WHZ
DR
(Including scope & jig)
max: 70/85/100/120 ns to 45/55/70/85 ns
min: 70/85/100/120 ns to 45/55/70/85 ns
max: 40/45/50/60 ns to 30/35/40/45 ns
min: 5/5/10/10 ns 5/5/5/5 ns
min: 70/85/100/120 ns to 45/55/70/85 ns
min: 60/75/80/85 ns to 35/40/60/75 ns
min: 60/75/80/85 ns to 35/40/60/75 ns
min: 50/55/60/70 ns to 30/35/50/55 ns
typ: 0.3/0.3 A to 0.2/0.2/0.2 A
min: 10/10/10/10 ns to 5/5/10/10 ns
Typ: —/—/—/— mA to 33/29/26/24 mA
CC
typ: 33/29/26/24 mA to —/—/33/29 mA
max: — to 5.5 V
max: 70/85/100/120 ns to 45/55/70/85 ns
max: 25/30/35/40 ns to 20/20/25/30 ns
max: 25/30/35/40 ns to 20/20/25/30 ns
data retention characteristics
to 45/55/70/85 ns
max: 60/50/50/45 mA to 70/60/60/50 mA
max: 100/50 A to 100/50/10 A
to 10 A max at Ta = 0 to +40 C
L
(100pF)
Drawn by
Y. Saito
Y. Saito
Y. Saito
M. Higuchi
HM62256B Series
Approved by
K. Yoshizaki
K. Yoshizaki
K. Yoshizaki
K. Yoshizaki
19