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IS41LV8205A-60JL Datasheet

  • IS41LV8205A-60JL

  • 2M x 8 (16-MBIT) DYNAMIC RAM WITH FAST PAGE MODE

  • 19頁

  • ISSI   ISSI

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IS41LV8205A
2M x 8 (16-MBIT) DYNAMIC RAM
WITH FAST PAGE MODE
FEATURES
鈥?Fast Page Mode Access Cycle
鈥?TTL compatible inputs and outputs
鈥?Refresh Interval:
-- 2,048 cycles/32 ms
鈥?Refresh Mode:
RAS-Only,
CAS-before-RAS
(CBR), and Hidden
鈥?Single power supply: 3.3V 鹵 10%
鈥?Byte Write and Byte Read operation via two
CAS
鈥?Lead-free available
ISSI
FEBRUARY 2005
廬
DESCRIPTION
The
ISSI
IS41LV8205A is 2,097,152 x 8-bit high-perfor-
mance CMOS Dynamic Random Access Memory. The
Fast Page Mode allows 2,048 random accesses within a
single row with access cycle time as short as 20 ns per 4-
bit word.
These features make the IS41LV8205A ideally suited for
high-bandwidth graphics, digital signal processing, high-
performance computing systems, and peripheral
applications.
The IS41LV8205A is packaged in 28-pin 300-mil SOJ with
JEDEC standard pinouts.
PRODUCT SERIES OVERVIEW
Part No.
IS41LV8205A
Refresh
2K
Voltage
3.3V 鹵 10%
KEY TIMING PARAMETERS
Parameter
RAS
Access Time (t
RAC
)
CAS
Access Time (t
CAC
)
Column Address Access Time (t
AA
)
Fast Page Mode Cycle Time (t
PC
)
Read/Write Cycle Time (t
RC
)
-50
50
14
25
20
85
-60
60
15
30
25
104
Unit
ns
ns
ns
ns
ns
PIN CONFIGURATION
28 Pin SOJ
VDD
I/O0
I/O1
I/O2
I/O3
WE
RAS
NC
A10
A0
A1
A2
A3
VDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
GND
I/O7
I/O6
I/O5
I/O4
CAS
OE
A9
A8
A7
A6
A5
A4
GND
PIN DESCRIPTIONS
A0-A10
I/O0-7
WE
OE
RAS
CAS
V
DD
GND
NC
Address Inputs
Data Inputs/Outputs
Write Enable
Output Enable
Row Address Strobe
Column Address Strobe
Power
Ground
No Connection
Copyright 漏 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. 鈥?1-800-379-4774
Rev. C
02/01/05
1

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