IS42S16400F-7TLI INTEGRATED SILICON SOLUTION (ISSI), IS42S16400F-7TLI Datasheet - Page 41

• 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
SELF-REFRESH CYCLE
Integrated Silicon Solution, Inc. — www.issi.com
Rev. H
07/28/2010
DQML, DQMH
Note:
1. Self-Refresh Mode is not supported for A2 grade with T
COMMAND
A0-A9, A11
BA0, BA1
active banks
Precharge all
DQM/
CKE
CLK
A10
DQ
High-Z
SINGLE BANK
t
t
ALL BANKS
CKS
CMS
PRECHARGE
t
AS
BANK
T0
t
t
CKH
t
CMH
AH
t
CK
refresh mode
NOP
t
RP
Enter self
T1
t
CH
t
t
CL
CKS
Refresh
Auto
T2
CLK stable prior to exiting
self refresh mode
a
> 85
≥ t
o
RAS
C.
(Restart refresh time base)
Exit self refresh mode
Tn+1
NOP
t
t
NOP
CKS
XSR
To+1
To+2
Refresh
Auto
DON'T CARE
41