1M x 32 SRAM MODULE
PUMA 84SV32000A - 70/85/10
11403 West Bernado Court, Suite 100, San Diego, CA 92127.
Tel No: (619) 674 2233, Fax No: (619) 674 2230
Issue 1.0 : March 1999
Features
•
•
•
Access times of 70/85/100 ns.
High Density Package
JEDEC 84 'J' leaded plastic Surface Mount
Package.
•
Single 3.3 V±10% Power supply.
User Configurable as 8 / 16 / 32 bit wide output.
Operating Power
Low Power Standby
•
•
•
Fully Static operation.
Data Retention Capability (-L version only).
Multiple ground pins for maximum noise immunity.
(32-BIT)
(-L)
2.51 W (max)
8.25 mW (max)
Description
The PUMA 84SV32000A is a 32Mbit CMOS Static RAM
organised as 1M x 32 in a JEDEC 84 pin surface mount
J-leaded PLCC, available with access times of 70, 85,
and 100ns. The output width is user configurable as 8,
16 or 32 bits using eight Chip Selects (CS1~8).
The PUMA 84SV32000A offers a dramatic space saving
advantage over eight standard 512Kx8 devices. The -L
version has data retention capability and can be used in
battery backup applications.
The PUMA 84SV32000A has Eight Write Enable Inputs.
(WE1~8)
•
•
Block Diagram
A0 - A18
Pin Definition
NC
WE7
D16
A18
A17
CS4
CS3
CS2
CS1
NC
VCC
CS8
CS7
CS6
CS5
OE
WE2
A16
A15
A14
D15
11 10 9
8
7
6
5
4
3
2
1 84 83 82 81 80 79 78 77 76 75
74
73
72
71
70
69
68
OE
512K x 8
SRAM
D0 - D7
512K x 8
SRAM
D0 - D7
WE1
CS1
WE5
CS5
WE2
CS2
512K x 8
SRAM
D8 - D15
WE6
CS6
512K x 8
SRAM
D8 - D15
WE3
CS3
512K x 8
SRAM
D16 - D23
WE7
CS7
512K x 8
SRAM
D16 - D23
WE4
CS4
512K x 8
SRAM
D24 - D31
WE8
CS8
512K x 8
SRAM
D24 - D31
WE3
NC
D17
D18
D19
GND
D20
D21
D22
D23
VCC
D24
D25
D26
D27
GND
D28
D29
D30
NC
WE4
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53
PUMA 84S32000A
VIEW
FROM
ABOVE
67
66
65
64
63
62
61
60
59
58
57
56
55
54
WE6
NC
D14
D13
D12
GND
D11
D10
D9
D8
VCC
D7
D6
D5
D4
GND
D3
D2
D1
NC
WE5
NC
WE8
D31
A6
A5
A4
A3
A2
A1
A0
VCC
Pin Functions
Address Inputs
Data Input/Output
Chip Select
Write Enable
Output Enable
No Connect
Power (+5V)
Ground
A0 ~ A18
D0 ~ D31
CS1 ~ 8
WE1 ~ 8
OE
NC
V
CC
GND
Package Details
Plastic 84 J-Leaded JEDEC PLCC
A13
A12
A11
A10
A9
A8
A7
D0
WE1
NC
PUMA 84SV32000A
- 70/85/10
ISSUE 1.0 : March 1999
Package Information
Dimensions in mm(inches)
Plastic 84 Pin JEDEC Surface mount PLCC
0.10 (0.004)
30.35 (1.195) sq.
30.10 (1.185) sq.
8.50
(0.335) max
1.27
(0.050) typ.
29.20 (1.150)
0.90 (0.035) typ.
Ordering Information
PUMA 84SV32000ALI - 70
Speed
70
85
10
Blank
I
=
=
=
=
=
70 ns
85 ns
100 ns
Commercial Temperature
Industrial Temperature
Standard
Low Power
WE1~8 (Eight WE inputs)
1M x 32 SRAM
configurable as 2M x 16
and 4M x 8
Asynchronous SRAM
3.3V
Memory Stack 84 pin 'J'
Leaded
Temperature Range
Power Consumption
Write Enable Option
Organisation
Blank =
L =
A
32000
=
=
Memory Type
S
=
Package
PUMA 84
=
Note :
Although this data is believed to be accurate, the information contained herein, is not intended to and does not create
any warranty of merchantibility or fitness for a particular purpose.
Our products are subject to a constant process of development. Data may be changed at any time without notice.
Products are not authorised for use as critical components in life support devices without the express approval of a
company director.
2
28.20 (1.110)
0.46
(0.018) typ.
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