Cypress CY7C1350G Partial Truth Table for Read/Write 2, 3, ZZ Mode Electrical Characteristics

CY7C1350G

Truth Table[2, 3, 4, 5, 6, 7, 8] (continued)

Operation

Address Used

CE

ZZ

ADV/LD

WE

BWx

OE

CEN

CLK

DQ

NOP/WRITE ABORT (Begin Burst)

None

L

L

L

L

H

X

L

L-H

Tri-State

WRITE ABORT (Continue Burst)

Next

X

L

H

X

H

X

L

L-H

Tri-State

IGNORE CLOCK EDGE (Stall)

Current

X

L

X

X

X

X

H

L-H

—

SNOOZE MODE

None

X

H

X

X

X

X

X

X

Tri-State

Partial Truth Table for Read/Write[2, 3, 9]

Function

WE

BW

D

BW

C

BW

B

BW

A

Read

H

X

X

X

X

Write − No bytes written

L

H

H

H

H

Write Byte A − (DQA and DQPA)

L

H

H

H

L

Write Byte B − (DQB and DQPB)

L

H

H

L

H

Write Bytes A, B

L

H

H

L

L

Write Byte C − (DQC and DQPC)

L

H

L

H

H

Write Bytes C,A

L

H

L

H

L

Write Bytes C, B

L

H

L

L

H

Write Bytes C, B, A

L

H

L

L

L

Write Byte D − (DQD and DQPD)

L

L

H

H

H

Write Bytes D, A

L

L

H

H

L

Write Bytes D, B

L

L

H

L

H

Write Bytes D, B, A

L

L

H

L

L

Write Bytes D, C

L

L

L

H

H

Write Bytes D, C, A

L

L

L

H

L

Write Bytes D, C, B

L

L

L

L

H

Write All Bytes

L

L

L

L

L

ZZ Mode Electrical Characteristics

Parameter

Description

Test Conditions

Min.

Max.

Unit

IDDZZ

Snooze mode standby current

ZZ > VDD − 0.2V

40

mA

tZZS

Device operation to ZZ

ZZ > VDD − 0.2V

2tCYC

ns

tZZREC

ZZ recovery time

ZZ < 0.2V

2tCYC

ns

tZZI

ZZ active to snooze current

This parameter is sampled

2tCYC

ns

tRZZI

ZZ inactive to exit snooze current

This parameter is sampled

0

ns

Note:

9. Table only lists a partial listing of the byte write combinations. Any combination of BWX is valid. Appropriate write will be done on which byte write is active.

Document #: 38-05524 Rev. *F Page 6 of 15

[+] Feedback