SRAM
AS8S512K32
& AS8S512K32A
OPTIONS
512K x 32 SRAM
Operating Temp. Ranges
Markings
SRAM MEMORY ARRAY
FullꢀMilitaryꢀ(-55oC to +125oC) Qꢀ&ꢀ883
Militaryꢀ(-55oC to +125oC)ꢀ
Industrialꢀ(-40oC to +85oC)
XT
IT
AVAILABLE AS MILITARY SPECIFICATIONS
•ꢀ SMDꢀ5962-94611ꢀ&ꢀ5962-95624ꢀ(MilitaryꢀPinout)
•ꢀ MIL-STD-883
Timing
12ns
15ns
17ns
20ns
Markings
-12
-15
-17
-20
Timing
25ns
35ns
45ns
55ns
Markings
-25
-35
-45
-55
FEATURES
•ꢀ Operation with single 5V
supply
•ꢀ Built in decoupling caps for
low noise
•ꢀ VastlyꢀimprovedꢀIccꢀSpecs
•ꢀ High speed: 12, 15, 17, 20, 25,
35,ꢀ45ꢀ&ꢀ55ns
•ꢀ Organized as 512Kx32 , byte
selectable
•ꢀ TTLꢀCompatibleꢀInputsꢀandꢀ
Outputs
Package
Ceramic Quad Flatpack
PinꢀGridꢀArray
Markings
Q,ꢀQ1,ꢀQ2,ꢀBQFP
P
•ꢀ LowꢀpowerꢀCMOS
GENERAL DESCRIPTION
Low Power Data
Retention Mode
L
The AS8S512K32 and AS8S512K32A are 16 Megabit CMOS
SRAM Modules organized as 512Kx32 bits. These devices achieve
high speed access, low power consumption and high reliability by
employing advanced CMOS memory technology.
Pinout
Military
Commercial
Markings
(noꢀindicator)
A*
This military temperature grade product is ideally suited for
military applications.
*(available with Q package only)
PIN ASSIGNMENT
(Top View)
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
60
59
58
57
ꢀI/Oꢀ16
I/Oꢀ14
I/Oꢀ0
I/Oꢀ1
I/O17
I/O18
I/O19
Vss
I/O20
I/O21
I/O22
I/O23
Vcc
I/O24
I/O25
I/O26
I/O27
Vss
I/O28
I/O29
I/O30
I/Oꢀ17
I/Oꢀ18
I/Oꢀ19
I/Oꢀ20
I/Oꢀ21
I/Oꢀ22
I/Oꢀ23
GND
I/Oꢀ13
I/Oꢀ12
I/Oꢀ2
Vss
I/Oꢀ3
56
I/Oꢀ11
I/Oꢀ4
68 Lead CQFP
55
54
53
52
51
50
49
48
47
46
45
44
I/Oꢀ10
I/Oꢀ9
I/Oꢀ8
Vcc
I/O 5
68 Lead CQFP
(Q, Q1, Q2)
Military SMD
Pinout Option
I/O 6
Commercial
Pinout Option
(Q with
I/O 7
GND
I/O 8
I/Oꢀ24
I/Oꢀ25
I/Oꢀ26
I/Oꢀ27
I/Oꢀ28
I/Oꢀ29
I/Oꢀ30
I/Oꢀ31
I/Oꢀ7
I/Oꢀ6
I/Oꢀ5
I/Oꢀ4
Vss
I/Oꢀ3
I/Oꢀ2
I/Oꢀ1
I/Oꢀ9
I/O 10
I/O 11
I/Oꢀ12
I/O 13
I/Oꢀ14
I/O 15
Pinout A)
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
ꢀI/Oꢀ16
I/Oꢀ17
I/Oꢀ18
I/Oꢀ19
I/Oꢀ20
I/Oꢀ21
I/Oꢀ22
I/Oꢀ23
GND
I/Oꢀ24
I/Oꢀ25
I/Oꢀ26
I/Oꢀ27
I/Oꢀ28
I/Oꢀ29
I/Oꢀ30
I/Oꢀ31
I/Oꢀ0
I/Oꢀ1
I/Oꢀ2
68 Lead
CQFP
(BQFP)
I/Oꢀ3
I/Oꢀ4
I/O 5
66 Lead
PGA (P)
Military SMD
Pinout
I/O 6
I/O 7
GND
I/O 8
Military SMD
Pinout Option
I/Oꢀ9
I/O 10
I/O 11
I/Oꢀ12
I/O 13
I/Oꢀ14
I/O 15
Micross Components reserves the right to change products or specifications without notice.
AS8S512K32 & AS8S512K32A
Rev. 6.9 08/13
1