AS7C25512NTD36A-133TQIN datasheet(9/18 Pages) ALSC

Part #	AS7C25512NTD36A-133TQIN

Description	2.5V 512K x 32/36 Pipelined SRAM with NTD

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Manufacturer	ALSC [Alliance Semiconductor Corporation]

Direct Link	https://www.alliancememory.com

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9 / 18 page

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AS7C25512NTD32A/36A

12/23/04, v 2.2

Alliance Semiconductor

P. 9 of 18

Timing characteristics over operating range

Snooze Mode Electrical Characteristics

Parameter

Sym

166

133

Unit

Notes1

1 See “Notes” on page 15

Min

Max

Min

Max

Clock frequency

FMAX

–

166

–

133

MHz

Cycle time

tCYC

6

–

7.5

–

ns

Clock access time

tCD

–3.5

–3.8

ns

Output enable low to data valid

tOE

–3.5

–3.8

ns

Clock high to output low Z

tLZC

0–0–

ns

2,3,4

Data output invalid from clock high

tOH

1.5

–

1.5

–

ns

2

Output enable low to output low Z

tLZOE

0–0–

ns

2,3,4

Output enable high to output high Z

tHZOE

–

3.5

–

3.8

ns

2,3,4

Clock high to output high Z

tHZC

–

3.5

–

3.8

ns

2,3,4

Output enable high to invalid output

tOHOE

0–0–

ns

Clock high pulse width

tCH

2.4

–

2.4

–

ns

5

Clock low pulse width

tCL

2.3

–

2.4

–

ns

5

Address and Control setup to clock high

tAS

1.5

–

1.5

–

ns

6

Data setup to clock high

tDS

1.5

–

1.5

–

ns

6

Write setup to clock high

tWS

1.5

–

1.5

–

ns

6, 7

Chip select setup to clock high

tCSS

1.5

–

1.5

–

ns

6, 8

Address hold from clock high

tAH

0.5

–

0.5

–

ns

6

Data hold from clock high

tDH

0.5

–

0.5

–

ns

6

Write hold from clock high

tWH

0.5

–

0.5

–

ns

6, 7

Chip select hold from clock high

tCSH

0.5

–

0.5

–

ns

6, 8

Clock enable setup to clock high

tCENS

1.5

–

1.5

–

ns

6

Clock enable hold from clock high

tCENH

0.5

–

0.5

–

ns

6

ADV setup to clock high

tADVS

1.5

–

1.5

–

ns

6

ADV hold from clock high

tADVH

0.5

–

0.5

–

ns

6

Description

Conditions

Symbol

Min

Max

Units

Current during Snooze Mode

ZZ > VIH

ISB2

40

mA

ZZ active to input ignored

tPDS

2cycle

ZZ inactive to input sampled

tPUS

2cycle

ZZ active to SNOOZE current

tZZI

2cycle

ZZ inactive to exit SNOOZE current

tRZZI

0cycle

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AS7C25512NTD36A-133TQIN Datasheet(PDF) 9 Page - Alliance Semiconductor Corporation

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