IS42S16800E-7TL ISSI, Integrated Silicon Solution Inc, IS42S16800E-7TL Datasheet - Page 10
![IC SDRAM 128MBIT 143MHZ 54TSOP](/photos/7/23/72308/is42s16800e-7tl_sml.jpg)
IS42S16800E-7TL
Manufacturer Part Number
IS42S16800E-7TL
Description
IC SDRAM 128MBIT 143MHZ 54TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S81600E-7TL.pdf
(61 pages)
Specifications of IS42S16800E-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
8 bit
Organization
8 Mbit x 16
Maximum Clock Frequency
143 MHz
Access Time
7 ns
Supply Voltage (max)
3.6 V
Supply Voltage (min)
3 V
Maximum Operating Current
120 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Density
128Mb
Address Bus
14b
Access Time (max)
6.5/5.4ns
Maximum Clock Rate
143MHz
Operating Supply Voltage (typ)
3.3V
Package Type
TSOP-II
Operating Temp Range
0C to 70C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
130mA
Pin Count
54
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
706-1064
IS42S16800E-7TL
IS42S16800E-7TL
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S16800E-7TL
Manufacturer:
ISSI
Quantity:
1 000
Company:
Part Number:
IS42S16800E-7TL
Manufacturer:
ISSI
Quantity:
1 000
Company:
Part Number:
IS42S16800E-7TL
Manufacturer:
GSI
Quantity:
655
Part Number:
IS42S16800E-7TL
Manufacturer:
ISSI
Quantity:
20 000
Company:
Part Number:
IS42S16800E-7TLI
Manufacturer:
ISSI
Quantity:
3 520
Company:
Part Number:
IS42S16800E-7TLI
Manufacturer:
ISSI
Quantity:
2 148
Part Number:
IS42S16800E-7TLI
Manufacturer:
ISSI
Quantity:
20 000
IS42S81600E, IS42S16800E
Note: H=V
10
FUNCTIONAL TRUTH TABLE
Current State
Idle
Row Active
Read
Write
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
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
il
, V = Valid Data, BA= Bank Address, CA+Column Address, RA=Row Address, OC= Op-Code
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
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
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)
(2)
(2)
(6)
03/16/2011
Rev. D
(4)
(9)