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Integrated Silicon Solution Electronic Components Datasheet

IS42VS16100D Datasheet

512K Words x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM

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IS42VS16100D
512K Words x 16 Bits x 2 Banks (16-MBIT)
SYNCHRONOUS DYNAMIC RAM
ISSI®
www.DataSheet4U.c
ADVANCED INFORMATION
JULY 2005
FEATURES
• Clock frequency: 135, 100, 83 MHz
Power Supply: 1.8V
Fully synchronous; all signals referenced to a
positive clock edge
Two banks can be operated simultaneously and
independently
Dual internal bank controlled by A11 (bank
select)
Programmable burst length (1, 2, 4, 8, full page)
Programmable burst sequence: Sequential/
Interleave
Programmable full and half drive strength
Programmable CAS latency (2, 3 clocks)
2048 refresh cycles every 32 ms
Random column address every clock cycle
Burst read/write and burst read/single write
operations capability
Byte controlled by LDQM and UDQM
Auto Refresh and Self Refresh modes
Partial Array Self-Refresh
Power Down and Deep Power Down
Lead-free package options
DESCRIPTION
ISSI’s 16Mb Synchronous DRAM IS42VS16100D is
organized as a 524,288-word x 16-bit x 2-bank for
improved performance. The synchronous DRAMs
achieve high-speed data transfer using pipeline
architecture. All inputs and outputs signals refer to the
rising edge of the clock input.
KEY TIMING PARAMETERS
Parameter
Clock Cycle Time
CAS Latency = 3
CAS Latency = 2
Clock Frequency
CAS Latency = 3
CAS Latency = 2
Access Time from Clock
CAS Latency = 3
CAS Latency = 2
-7.5 -10 Unit
7.4 10
10 12
ns
ns
133 100 MHz
100 83 MHz
6 7 ns
8 8 ns
Copyright © 2005 Integrated Silicon Solution, Inc. All rights reserved. ISSI reserves the right to make changes to this specification and its products at any time
without notice. ISSI assumes no liability arising out of the application or use of any information, products or services described herein. Customers are advised to
obtain the latest version of this device specification before relying on any published information and before placing orders for products.
Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
Rev. 00D
06/30/05
1


Integrated Silicon Solution Electronic Components Datasheet

IS42VS16100D Datasheet

512K Words x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM

No Preview Available !

IS42VS16100D
PIN CONFIGURATIONS
50-Pin TSOP (Type II)
VDD
DQ0
DQ1
GNDQ
DQ2
DQ3
VDDQ
DQ4
DQ5
GNDQ
DQ6
DQ7
VDDQ
LDQM
WE
CAS
RAS
CS
A11
A10
A0
A1
A2
A3
VDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
50 GND
49 DQ15
48 IDQ14
47 GNDQ
46 DQ13
45 DQ12
44 VDDQ
43 DQ11
42 DQ10
41 GNDQ
40 DQ9
39 DQ8
38 VDDQ
37 NC
36 UDQM
35 CLK
34 CKE
33 NC
32 A9
31 A8
30 A7
29 A6
28 A5
27 A4
26 GND
PIN DESCRIPTIONS
A0-A11
A0-A10
A11
A0-A7
DQ0 to DQ15
CLK
CKE
CS
RAS
Address Input
Row Address Input
Bank Select Address
Column Address Input
Data DQ
System Clock Input
Clock Enable
Chip Select
Row Address Strobe Command
ISSI ®
www.DataSheet4U.com
CAS
WE
LDQM
UDQM
VDD
GND
VDDQ
GNDQ
NC
Column Address Strobe Command
Write Enable
Lower Bye, Input/Output Mask
Upper Bye, Input/Output Mask
Power
Ground
Power Supply for DQ Pin
Ground for DQ Pin
No Connection
2 Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
Rev. 00D
06/30/05


Part Number IS42VS16100D
Description 512K Words x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM
Maker Integrated Silicon Solution
Total Page 30 Pages
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