Cypress CY7C1298H manual ZZ Mode Electrical Characteristics, Function

Page 7

 

 

 

 

 

 

 

 

 

 

 

 

CY7C1298H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Truth Table for Read/Write[2,3]

 

 

 

 

 

 

 

 

 

 

 

 

 

Function

 

GW

 

 

BWE

 

 

BW

A

 

BW

B

Read

 

H

 

H

 

 

X

 

X

Read

 

H

 

L

 

 

H

 

H

Write byte A – (DQA and DQPA)

 

H

 

L

 

 

L

 

H

Write byte B – (DQB and DQPB)

 

H

 

L

 

 

H

 

L

Write all bytes

 

H

 

L

 

 

L

 

L

Write all bytes

 

L

 

X

 

 

X

 

X

ZZ Mode Electrical Characteristics

Parameter

Description

Test Conditions

Min.

Max.

Unit

IDDZZ

Sleep 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 Sleep current

This parameter is sampled

 

2tCYC

ns

tRZZI

ZZ inactive to exit Sleep current

This parameter is sampled

0

 

ns

Document #: 38-05665 Rev. *B

Page 7 of 16

[+] Feedback

Image 7
Contents Cypress Semiconductor Corporation FeaturesSelection Guide Functional Description1 166 MHz 133 MHz UnitCY7C1298H Functional Block DiagramCY7C1298H Pin Configurations Pin TqfpTop View Pin Descriptions Functional Overview Sleep ModeBurst Sequences A1, A0 Interleaved ‘Burst Address Table Mode = Floating or VDDLinear Burst Address Table Mode = GND First Second Third Fourth AddressFunction ZZ Mode Electrical CharacteristicsParameter Description Test Conditions Min Max Unit Ambient Range Electrical Characteristics Over the Operating Range7,8Maximum Ratings Operating RangeCapacitance9 Thermal Characteristics9AC Test Loads and Waveforms Switching Characteristics Over the Operating Range 14 Read Timing16 Switching WaveformsAddress A1 A2 Write Timing16Read/Write Timing16, 18 DON’T Care ZZ Mode Timing20Ordering Information Package DiagramPin Tqfp 14 x 20 x 1.4 mm Document History Issue Date Orig. Description of Change