W2465AK-20 Winbond, W2465AK-20 Datasheet

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W2465AK-20

Manufacturer Part Number
W2465AK-20
Description
64K*64 high speed, low power CMOS static RAM
Manufacturer
Winbond
Datasheet

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Part Number
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Quantity
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Part Number:
W2465AK-20
Manufacturer:
WINBOND
Quantity:
2 000
GENERAL DESCRIPTION
The W2465A is a high-speed, low-power CMOS static RAM organized as 8192
on a single 5-volt power supply. This device is manufactured using Winbond's high performance
CMOS technology.
FEATURES
PIN CONFIGURATION
High-speed access time: 12/15/20 nS (max.)
Low-power consumption:
Single +5V power supply
Fully static operation
Active: 400mW (typ.)
I/O2
A12
I/O1
I/O3
V
NC
A7
A6
A5
A4
A3
A2
A0
SS
A1
10
1
3
4
6
7
8
9
11
12
13
14
2
5
8K
28
23
22
20
19
18
17
16
15
27
26
25
24
21
8 HIGH-SPEED CMOS STATIC RAM
V
CS2
I/O5
I/O4
WE
A8
A9
A11
OE
A10
CS1
I/O8
I/O7
I/O6
DD
- 1 -
BLOCK DIAGRAM
PIN DESCRIPTION
All inputs and outputs directly TTL compatible
Three-state outputs
Available packages: 28-pin 300 mil SOJ and
skinny DIP
I/O1 I/O8
CS1, CS2
SYMBOL
CS2
CS1
V
V
A12
WE
A0 A12
OE
A0
DD
SS
.
.
V
V
WE
OE
NC
DD
SS
DECODER
CONTROL
Publication Release Date: October 1995
Address Inputs
Data Inputs/Outputs
Chip Select Inputs
Write Enable Input
Output Enable Input
Power Supply
Ground
No Connection
DESCRIPTION
DATA I/O
CORE
C O RE
ARRAY
8 bits that operates
W2465A
Revision A6
I/O1
I/O8
.
.

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W2465AK-20 Summary of contents

Page 1

... GENERAL DESCRIPTION The W2465A is a high-speed, low-power CMOS static RAM organized as 8192 on a single 5-volt power supply. This device is manufactured using Winbond's high performance CMOS technology. FEATURES High-speed access time: 12/15/20 nS (max.) Low-power consumption: Active: 400mW (typ.) Single +5V power supply Fully static operation ...

Page 2

DC CHARACTERISTICS Absolute Maximum Ratings PARAMETER Supply Voltage to V Potential SS Input/Output to V Potential SS Allowable Power Dissipation Storage Temperature Operating Temperature Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life ...

Page 3

CAPACITANCE ( MHz PARAMETER Input Capacitance Input/Output Capacitance Note: These parameters are sampled but not 100% tested. AC TEST CONDITIONS PARAMETER Input Pulse Levels Input Rise and Fall Times ...

Page 4

AC CHARACTERISTICS ( 10 0V Read Cycle PARAMETER Read Cycle Time Address Access Time Chip Select CS1 Access Time CS2 Output Enable to Output Valid Chip Selection ...

Page 5

TIMING WAVEFORMS Read Cycle 1 (Address Controlled) Address D OUT Read Cycle 2 (Chip Select Controlled) CS1 CS2 D OUT Read Cycle 3 (Output Enable Controlled) Address OE CS1 CS2 D OUT ACS1 ...

Page 6

Timing Waveforms, continued Write Cycle 1 (OE Clock) Address OE CS1 CS2 WE D OUT D IN Write Cycle 2 ( Fixed) IL Address CS1 CS2 WE D OUT D IN Notes: 1. During this period, I/O pins ...

Page 7

... ORDERING INFORMATION ACCESS PART NO. TIME (nS) W2465AK-12 12 W2465AK-15 15 W2465AK-20 20 W2465AJ-12 12 W2465AJ-15 15 W2465AJ-20 20 Notes: 1. Winbond reserves the right to make changes to its products without prior notice. 2. Purchasers are responsible for performing appropriate quality assurance testing on products intended for use in applications where personal injury might occur as a consequence of product failure. ...

Page 8

PACKAGE DIMENSIONS 28-pin P-DIP Skinny 28-pin Small Outline J Band Seating Plane ...

Page 9

... No. 115, Sec. 3, Min-Sheng East Rd., Taipei, Taiwan TEL: 886-2-7190505 FAX: 886-2-7197502 Note: All data and specifications are subject to change without notice. Winbond Electronics North America Corp. Winbond Memory Lab. Winbond Microelectronics Corp. Winbond Systems Lab. 2730 Orchard Parkway, San Jose, CA 95134, U.S.A. ...

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