gs74104a GSI Technology, gs74104a Datasheet

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gs74104a

Manufacturer Part Number
gs74104a
Description
4mb Asynchronous Sram
Manufacturer
GSI Technology
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
gs74104aJ-10
Manufacturer:
GSI
Quantity:
2 408
SOJ, TSOP
Commercial Temp
Industrial Temp
Features
• Fast access time: 8, 10, 12 ns
• CMOS low power operation: 120/95/85 mA at minimum
• Single 3.3 V power supply
• All inputs and outputs are TTL-compatible
• Fully static operation
• Industrial Temperature Option: –40° to 85°C
• Package line up
Description
The GS74104A is a high speed CMOS Static RAM organized
as 1,048,576 words by 4 bits. Static design eliminates the need
for external clocks or timing strobes. The GS operates on a
single 3.3 V power supply and all inputs and outputs are TTL-
compatible. The GS74104A is available in 400 mil SOJ and
400 mil TSOP Type-II packages.
Pin Descriptions
Rev: 1.07 2/2009
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
cycle time
J: 400 mil, 32-pin SOJ package
GJ:RoHS-compliant 400 mil, 32-pin SOJ package
TP: 400 mil, 44-pin TSOP Type II package
GP:RoHS-compliant 400 mil, 44-pin TSOP Type II
package
Symbol
DQ
A
V
0
V
WE
CE
OE
NC
1
–A
–DQ
DD
SS
19
4
+3.3 V power supply
Output enable input
Write enable input
Chip enable input
Data input/output
Description
Address input
No connect
Ground
4Mb Asynchronous SRAM
1/11
1M x 4
NC
NC
NC
A
A
A
A
A
CE
DQ
V
V
DQ
WE
A
A
A
A
A
NC
NC
NC
A
A
A
A
A
CE
DQ
V
V
DQ
WE
A
A
A
A
A
4
3
2
1
0
DD
SS
19
18
17
16
15
4
3
2
1
0
DD
SS
19
18
17
16
15
1
2
1
2
TSOP-II 1M x 4-Pin Configuration
SOJ 1M x 4-Pin Configuraton
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
400 mil TSOP II
400 mil SOJ
32-pin
44-pin
Center V
© 2001, GSI Technology
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
GS74104ATP/J
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
8, 10, 12 ns
DD
A
A
A
A
A
OE
DQ
V
V
DQ
A
A
A
A
A
NC
3.3 V V
5
6
7
8
9
SS
DD
10
11
12
13
14
NC
NC
NC
A
A
A
A
A
OE
DQ
V
V
DQ
A
A
A
A
A
NC
NC
NC
NC
and V
5
6
7
8
9
SS
DD
10
11
12
13
14
4
3
4
3
DD
SS

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gs74104a Summary of contents

Page 1

... GP:RoHS-compliant 400 mil, 44-pin TSOP Type II package Description The GS74104A is a high speed CMOS Static RAM organized as 1,048,576 words by 4 bits. Static design eliminates the need for external clocks or timing strobes. The GS operates on a single 3.3 V power supply and all inputs and outputs are TTL- compatible ...

Page 2

... Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com. Block Diagram Row Memory Array Decoder Address Input Buffer Column Decoder I/O Buffer Control Not Selected Read Write High Z 2/11 GS74104ATP Current DD ISB , ISB © 2001, GSI Technology ...

Page 3

... DD V 2.0 — –0.3 — — –40 — and not exceed 20 ns. DD Test Condition Max OUT 3/11 GS74104ATP/J Unit Max Unit Unit © 2001, GSI Technology ...

Page 4

... CE ≤ ≤ V 120 ≥ ≤ 0. 0.2V or ≤ 0.2V 4/11 GS74104ATP/J Max — 0.4 V –40 to 85° 130 mA 105 © 2001, GSI Technology ...

Page 5

... AC t — 3 — — — t OLZ * — — 3.5 t OHZ 5/11 GS74104ATP/J Output Load 30pF 50Ω 1.4 V Output Load 2 3.3 V 589Ω 434Ω 5pF -10 -12 Min Max Min Max 10 — 12 — — 10 — 12 — 10 — 12 — ...

Page 6

... Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com. Read Cycle Previous Data Read Cycle OLZ High impedance 6/11 GS74104ATP/J IH Data valid OHZ D ATA VALID © 2001, GSI Technology ...

Page 7

... Write Cycle 1: WE control ATA VALID t WHZ H IGH IMPEDANCE 7/11 GS74104ATP/J -10 -12 Unit Max Min Max — 12 — ns — 8 — ns — 8 — ns — 6 — ns — 0 — ns — 8 — ns — ...

Page 8

... 0.354 Detail 0.082 y Q Notes: 1. Dimension D& not include interlead flash. 2. Dimension B1 does not include dambar protrusion/intrusion. 3. Controlling dimension: inches 8/11 GS74104ATP/J t WR1 t DH Dimension in inch Dimension in mm nom max min nom — — 0.146 — — — ...

Page 9

... Detail A Notes: 1. Dimension D& not include interlead flash. 2. Dimension B does not include dambar protrusion/intrusion. 3. Controlling dimension: mm 9/11 GS74104ATP/J Dimension in inch Dimension in mm min nom max min nom — — 0.047 — — 0.002 — — 0.05 — 0.037 ...

Page 10

... GS74104AGP-10 GS74104AGP-12 GS74104AGP-8I GS74104AGP-10I GS74104AGP-12I GS74104AJ-8 GS74104AJ-10 GS74104AJ-12 GS74104AJ-8I GS74104AJ-10I GS74104AJ-12I GS74104AGJ-8 GS74104AGJ-10 GS74104AGJ-12 GS74104AGJ-8I GS74104AGJ-10I GS74104AGJ-12I Note: Customers requiring delivery in Tape and Reel should add the character “T” to the end of the part number. For example: GS74104TP-8T. Rev: 1.07 2/2009 Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com. ...

Page 11

... Removed 7 ns speed bin from entire document Content • Updated format Content/Format • Added RoHS-compliant information for TSOP-II package • Added RoHS-compliant 400 mil, 32-pin SOJ Content6 • Removed status column (all parts MP) Content6 11/11 GS74104ATP/J Page #/Revisions/Reason © 2001, GSI Technology ...

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