Advance information
June 2000
AS6UA5128
1.65V to 3.6V 512K×8 Intelliwatt low-power CMOS SRAM with one chip enable
• Low power consumption: STANDBY
- 72 µW max at 3.6V
- 41 µW max at 2.7V
- 28 µW max at 2.3V
• 1.2V data retention
• Equal access and cycle times
• Easy memory expansion with CS, OE inputs
• Smallest footprint packages
Features
• AS6UA5128
• Intelliwatt™ active power circuitry
• Industrial and commercial temperature ranges available
• Organization: 524,288 words × 8 bits
• 2.7V to 3.6V at 55 ns
• 2.3V to 2.7V at 70 ns
• 1.65V to 2.3V at 100 ns
• Low power consumption: ACTIVE
- 144 mW at 3.6V and 55 ns
- 68 mW at 2.7V and 70 ns
- 36(48)-ball FBGA
- 32-pin TSOP I (available September 2000)
- 32-pin sTSOP I (available September 2000)
- 32-pin TSOP II (forward) (available September 2000)
- 32-pin TSOP II (reverse) (available September 2000)
• ESD protection ≥ 2000 volts
• Latch-up current ≥ 200 mA
- 28 mW at 2.3 V and 100 ns
Logic block diagram
V
CC
Pin arrangement
GND
Input buffer
A18
A16
A14
1
2
3
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
32
31
30
29
28
27
26
25
24
V
A18
A16
A14
A12
A7
A6
A5
A4
A3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
V
CC
CC
A15
A17
WE
A13
A8
A15
A17
WE
A13
A8
A0
A1
A2
A3
A4
A5
A6
A7
A8
I/ O8
I/ O1
A12
4
A7
A6
A5
A4
A3
A2
A1
A0
5
6
7
8
9
10
11
12
13
14
15
16
512K
×8
Array
(4,194,304)
A9
A11
A9
32-TSOPII
(Forward)
32-TSOPII
(Reverse)
A11
OE
A10
CS
I/ O8
I/ O7
I/ O6
I/ O5
OE
A10
A2
A1
A0
23
22
21
CS
I/ O8
I/ O7
I/ O6
I/ O5
20 I/ O1
19
18 I/ O3
17
I/ O1
I/ O2
I/ O3
I/ O2
WE
OE
CS
Column decoder
Control
circuit
V
I/ O4
V
SS
I/ O4
SS
A11
A9
A8
1
2
3
4
5
6
7
8
32
OE
A10
CS
I/ O8
I/ O7
I/ O6
I/ O5
I/ O4
31
30
29
A13
WE
A17
A15
36(48)-CSP BGA Package (shading indicates no ball)
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
32-TSOPI
32-sTSOPI
(Forward)
V
CC
A
B
C
D
E
F
G
H
A
I/ O5
I/ O6
A
NC
WE
NC
A
A
A
9
10
11
A18
A16
A14
A12
0
1
3
6
8
V
SS
I/ O3
I/ O2
I/ O1
A0
A1
A2
A
A
A
I/ O1
I/ O2
VCC
VSS
I/ O3
I/ O4
2
4
7
12
A
5
13
14
15
16
A7
A6
A5
A4
V
SS
VCC
I/ O7
I/ O8
A3
A
A
18
CS
17
OE
A
A
15
16
A
A
A
A
A
A
14
9
10
11
12
13
Selection guide
VCC Range
Power Dissipation
Typ2
(V)
3.0
2.5
2.0
Max
Speed
(ns)
55
70
100
Operating (ICC1
)
Standby (ISB2)
Min
(V)
2.7
2.3
1.65
Product
AS6UA5128
AS6UA5128
AS6UA5128*
(V)
3.6
2.7
2.3
Max (mA)
Max (µA)
2
1
1
20
15
12
* Shaded areas indicate advance information.
7/ 14/ 00
ALLIANCE SEMICONDUCTOR
1
Copyright ©2000 Alliance Semiconductor. All rights reserved.