IS42S81600E-6TL-TR ISSI, Integrated Silicon Solution Inc, IS42S81600E-6TL-TR Datasheet - Page 11

• Manufacturer Part Number: IS42S81600E-6TL-TR
• Description: IC SDRAM 128MBIT 166MHZ 54TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S81600E-6TL-TR

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 128M (16M x 8)
• Speed: 166MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 54-TSOP II
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS42S81600E, IS42S16800E
Note: H=V
Current State
Read with auto
Precharging
Write with Auto
Precharge
Precharging
Row Activating
Integrated Silicon Solution, Inc. — www.issi.com
Rev. D
03/16/2011
FUNCTIONAL TRUTH TABLE Continued:
ih
, L=V
il
x= V
CS RAS CAS WE
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
ih
or V
×
H
H
H
H
L
L
L
L
×
H
H
H
H
L
L
L
L
×
H
H
H
H
L
L
L
L
×
H
H
H
H
L
L
L
L
il
, V = Valid Data, BA= Bank Address, CA+Column Address, RA=Row Address, OC= Op-Code
×
H
H
L
L
H
H
L
L
×
H
H
L
L
H
H
L
L
×
H
H
L
L
H
H
L
L
×
H
H
L
L
H
H
L
L
×
H
L
H
L
H
L
H
L
×
H
L
H
L
H
L
H
L
×
H
L
H
L
H
L
H
L
×
H
L
H
L
H
L
H
L
Address
×
x
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
OC, BA
×
×
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
OC, BA
×
×
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
OC, BA
×
×
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
OC, BA
Command
DESL
NOP
BST
READ/READA
WRIT/ WRITA
ACT
PRE/PALL
REF/SELF
MRS
DESL
NOP
BST
READ/READA
WRIT/ WRITA
ACT
PRE/PALL
REF/SELF
MRS
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
Action
Continue burst to end, Precharge
Continue burst to end, Precharge
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Continue burst to end, Write
recovering with auto precharge
Continue burst to end, Write
recovering with auto precharge
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Nop, Enter idle after tRP
Nop, Enter idle after tRP
Nop, Enter idle after tRP
ILLEGAL
ILLEGAL
ILLEGAL
Nop Enter idle after tRP
ILLEGAL
ILLEGAL
Nop, Enter bank active after tRCD
Nop, Enter bank active after tRCD
Nop, Enter bank active after tRCD
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
(11)
(3)
(11)
(11)
(3)
(11)
(11)
(3,11)
(3,11)
(3)
(3)
(3)
(3)
(3,9)
(3)
11