IS42S16400F-7TLI INTEGRATED SILICON SOLUTION (ISSI), IS42S16400F-7TLI Datasheet - Page 53

• Manufacturer Part Number: IS42S16400F-7TLI
• Description: SDRAM, IND, 4M X 16, 3V, 54TSOP2
• Manufacturer: INTEGRATED SILICON SOLUTION (ISSI)

Specifications of IS42S16400F-7TLI

• Access Time: 5.4ns
• Page Size: 64Mbit
• Memory Case Style: TSOP-2
• No. Of Pins: 54
• Operating Temperature Range: -40°C To +85°C
• Memory Type: DRAM - Synchronous
• Memory Configuration: 4 BLK (1M X 16)
• Interface Type: LVTTL
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS42S16400F
IS45S16400F
ALTERNATING BANK WRITE ACCESS
Notes:
1. burst length = 4
2. A
Integrated Silicon Solution, Inc. — www.issi.com
Rev. H
07/28/2010
DQML, DQMH
COMMAND
A0-A9, A11
8
, A
BA0, BA1
9
DQM/
, and A
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
BANK 0
11
AS
AS
AS
ACTIVE
ROW
ROW
T0
= "Don't Care"
t
CKH
t
t
t
t
AH
AH
AH
CMH
t
t
t
t
RCD
RRD
RAS
RC
t
CK
- BANK 0
- BANK 0
- BANK 0
ENABLE AUTO PRECHARGE
T1
NOP
t
t
CMS
t
CL
COLUMN m
BANK 0
DS
WRITE
D
T2
IN
t
CMH
t
t
DH
m
CH
(2)
t
DS
D
T3
NOP
IN
t
m+
DH
1
t
BANK 1
DS
ACTIVE
ROW
ROW
D
T4
IN
t
m+
DH
2
t
RCD
t
DS
D
- BANK 1
ENABLE AUTO PRECHARGE
T5
IN
NOP
m+
t
DH
t
WR
3
- BANK 0
t
COLUMN b
DS
BANK 1
WRITE
D
T6
IN
t
DH
b
(2)
t
DS
D
t
T7
RP
NOP
IN
t
- BANK 0
b+
DH
1
t
DS
D
T8
NOP
IN
t
b+
DH
2
t
DS
ACTIVE
DON'T CARE
BANK 0
D
T9
ROW
ROW
IN
t
b+
t
t
DH
RCD
WR
3
- BANK 1
- BANK 0
53