AS7C33512PFS16A-150TQI 查看數據表（PDF） - Alliance Semiconductor

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AS7C33512PFS16A-150TQI

3.3V 512K × 16/18 pipeline burst synchronous SRAM

Alliance Semiconductor 

AS7C33512PFS16A

AS7C33512PFS18A

®

Timing characteristics over operating range

–166

Parameter

Symbol Min Max

Clock frequency

Cycle time (pipelined mode)

Cycle time (flow-through mode)

Clock access time (pipelined mode)

Clock access time (flow-through

mode)

fMax – 166

tCYC

6

–

tCYCF 10 –

tCD

– 3.5

tCDF

–

9

Output enable LOW to data valid

tOE

– 3.5

Clock HIGH to output Low Z

tLZC

0

–

Data output invalid from clock HIGH tOH 1.5 –

Output enable LOW to output Low Z tLZOE 0 –

Output enable HIGH to output High Z tHZOE – 3.5

Clock HIGH to output High Z

tHZC – 3.5

Output enable HIGH to invalid output tOHOE 0 –

Clock HIGH pulse width

tCH 2.4 –

Clock LOW pulse width

tCL 2.4 –

Address setup to clock HIGH

tAS 1.5 –

Data setup to clock HIGH

tDS 1.5 –

Write setup to clock HIGH

tWS 1.5 –

Chip select setup to clock HIGH

tCSS 1.5 –

Address hold from clock HIGH

tAH 0.5 –

Data hold from clock HIGH

tDH 0.5 –

Write hold from clock HIGH

tWH 0.5 –

Chip select hold from clock HIGH

tCSH 0.5 –

ADV setup to clock HIGH

tADVS 1.5 –

ADSP setup to clock HIGH

tADSPS 1.5 –

ADSC setup to clock HIGH

tADSCS 1.5 –

ADV hold from clock HIGH

tADVH 0.5 –

ADSP hold fromclock HIGH

tADSPH 0.5 –

ADSC hold from clock HIGH

tADSCH 0.5 –

*“Notes” column refers to “notes” on page 10.

–150

Min Max

– 150

6.6 –

10 –

– 3.8

– 10

– 3.8

0–

1.5 –

0–

– 3.8

– 3.8

0–

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 –

–133

Min Max

– 133

7.5 –

12 –

– 4.0

– 10

– 4.0

0–

1.5 –

0–

– 4.0

– 4.0

0–

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 –

–100

Min Max

– 100

10 –

12 –

– 5.0

– 12

– 5.0

0–

1.5 –

0–

– 4.5

– 5.0

0–

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 –

Unit Notes*

MHz

ns

ns

ns

ns

ns

ns 2,3,4

ns

2

ns 2,3,4

ns 2,3,4

ns 2,3,4

ns

ns

5

ns

5

ns

6

ns

6

ns 6,7

ns 6,8

ns

6

ns

6

ns 6,7

ns 6,8

ns

6

ns

6

ns

6

ns

6

ns

6

ns

6

Key to switching waveforms

Rising input

Falling input

Undefined/don’t care

3/13/01; v.0.9

Alliance Semiconductor

6

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