AS7C33512PFS16A
AS7C33512PFS18A
®
Timing characteristics over operating range
–166
–150
–133
–100
Parameter
Symbol Min Max Min Max Min Max Min Max Unit Notes1
Clock frequency
fMax
–
6
166
–
–
150
–
–
133
–
–
100 MHz
Cycle time (pipelined mode)
Cycle time (flow-through mode)
Clock access time (pipelined mode)- 3.3V VDDQ
Clock access time (pipelined mode)- 2.5V VDDQ
Clock access time (flow-through mode)
Output enable LOW to data valid
Clock HIGH to output Low Z
Data output invalid from clock HIGH
Output enable LOW to output Low Z
Output enable HIGH to output High Z
Clock HIGH to output High Z
Output enable HIGH to invalid output
Clock HIGH pulse width
tCYC
tCYCF
tCD 3.3V
tCD 2.5V
tCDF
6.6
10
-
7.5
12
-
10
12
-
–
–
ns
ns
10
-
–
–
–
3.5
4.0
9
3.8
4.3
10
3.8
–
4.0
4.5
10
4.0
–
5.0 ns
5.0 ns
-
-
-
-
–
–
–
–
12
ns
tOE
–
3.5
–
–
–
–
5.0 ns
tLZC
0
0
0
0
–
–
–
ns
ns
ns
2,3,4
2
tOH
1.5
0
–
1.5
0
–
1.5
0
–
1.5
0
tLZOE
tHZOE
tHZC
tOHOE
tCH
–
–
–
2,3,4
2,3,4
2,3,4
–
3.5
3.5
–
–
3.8
3.8
–
–
4.0
4.0
–
–
4.5 ns
5.0 ns
–
–
–
–
0
0
0
0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2.4
2.4
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
1.5
1.5
1.5
0.5
0.5
–
2.5
2.5
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
1.5
1.5
1.5
0.5
0.5
0.5
–
2.5
2.5
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
1.5
1.5
1.5
0.5
0.5
0.5
–
3.5
3.5
2.0
2.0
2.0
2.0
0.5
0.5
0.5
0.5
2.0
2.0
2.0
0.5
0.5
0.5
5
5
Clock LOW pulse width
tCL
–
–
–
Address setup to clock HIGH
Data setup to clock HIGH
tAS
–
–
–
6
tDS
–
–
–
6
Write setup to clock HIGH
tWS
–
–
–
6,7
6,8
6
Chip select setup to clock HIGH
Address hold from clock HIGH
Data hold from clock HIGH
tCSS
–
–
–
tAH
–
–
–
tDH
–
–
–
6
Write hold from clock HIGH
Chip select hold from clock HIGH
ADV setup to clock HIGH
tWH
–
–
–
6,7
6,8
6
tCSH
–
–
–
tADVS
tADSPS
tADSCS
tADVH
tADSPH
–
–
–
ADSP setup to clock HIGH
–
–
–
6
ADSC setup to clock HIGH
–
–
–
6
ADV hold from clock HIGH
–
–
–
6
ADSP hold from clock HIGH
ADSC hold from clock HIGH
–
–
–
6
tADSCH 0.5
–
–
–
6
1 See “Notes on page 12.
.
4/15/02; v.1.5
Alliance Semiconductor
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