IS42S16800D-7TL ISSI, Integrated Silicon Solution Inc, IS42S16800D-7TL Datasheet - Page 10
![IC SDRAM 128MBIT 143MHZ 54TSOP](/photos/7/23/72310/is42s16800d-7tl_sml.jpg)
IS42S16800D-7TL
Manufacturer Part Number
IS42S16800D-7TL
Description
IC SDRAM 128MBIT 143MHZ 54TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Datasheet
1.IS42S16800D-7TL.pdf
(62 pages)
Specifications of IS42S16800D-7TL
Package / Case
54-TSOP II
Memory Size
128M (8Mx16)
Format - Memory
RAM
Memory Type
SDRAM
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Data Bus Width
16 bit
Maximum Clock Frequency
143 MHz
Access Time
6.5 ns, 5.4 ns
Supply Voltage (max)
3.6 V
Supply Voltage (min)
3 V
Maximum Operating Current
130 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
706-1020
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S16800D-7TL
Manufacturer:
ISSI
Quantity:
20
Company:
Part Number:
IS42S16800D-7TL
Manufacturer:
ISSI
Quantity:
240
Part Number:
IS42S16800D-7TL
Manufacturer:
ISSI
Quantity:
20 000
Company:
Part Number:
IS42S16800D-7TLI
Manufacturer:
ISSI
Quantity:
1 000
Part Number:
IS42S16800D-7TLI
Manufacturer:
ISSI
Quantity:
20 000
IS42S81600D,
Note: H=V
10
FUNCTIONAL TRUTH TABLE
Current State
Idle
Row Active
Read
Write
IH
, L=V
IL
x= V
CS
CS
CS
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
CS
CS
IH
or V
IS42S16800D
X
H
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
L
RAS
RAS
RAS
RAS
RAS CAS
IL
, V = Valid Data, BA= Bank Address, CA+Column Address, RA=Row Address, OC= Op-Code
CAS
CAS
CAS
CAS
X
H
H
L
L
H
H
L
L
X
H
H
L
L
H
H
L
L
X
H
H
L
L
H
H
L
L
X
H
H
L
L
H
H
L
L
WE
WE
WE
X
H
L
H
L
H
L
H
L
X
H
L
H
L
H
L
H
L
X
H
L
H
L
H
L
H
L
X
H
L
H
L
H
L
H
L
WE
WE
Address
X
X
X
BA, CA, A10
A, CA, A10
BA, RA
BA, A10
X
OC, BA1=L
X
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
OC, BA
X
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
OC, BA
X
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
OC, BA
Integrated Silicon Solution, Inc. — www.issi.com
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
RA ACT
PRE/PALL
REF/SELF
MRS
Action
Nop or Power Down
Nop or Power Down
Nop or Power Down
ILLEGAL
ILLEGAL
Row activating
Nop
Auto refresh or Self-refresh
Mode register set
Nop
Nop
Nop
Begin read
Begin write
ILLEGAL
Precharge
Precharge all banks
ILLEGAL
ILLEGAL
Continue burst to end to
Row active
Continue burst to end Row
Row active
Burst stop, Row active
Terminate burst,
begin new read
Terminate burst,
begin write
ILLEGAL
Terminate burst
Precharging
ILLEGAL
ILLEGAL
Continue burst to end
Write recovering
Continue burst to end
Write recovering
Burst stop, Row active
Terminate burst, start read :
Determine AP
Terminate burst, new write :
Determine AP
ILLEGAL
Terminate burst Precharging
ILLEGAL
ILLEGAL
(3)
(3)
(3)
(3)
(3)
(5)
(7,8)
(5)
(7,8)
(7)
(7)
(6)
(2)
(2)
07/28/08
Rev. E
(4)
(9)