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Document history page – Cypress Perform nvSRAM User Manual

Page 23

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PRELIMINARY

CY14B102L, CY14B102N

Document #: 001-45754 Rev. *B

Page 23 of 24

Document History Page

Document Title: CY14B102L/CY14B102N 2 Mbit (256K x 8/128K x 16) nvSRAM

Document Number: 001-45754

Rev. ECN No.

Submission

Date

Orig. of Change

Description of Change

**

2470086

GVCH

New Data Sheet

*A

2522209

GVCH/AESA

06/27/2008

Added Automotive temperature Range and 20 ns access speed information

in “Features”.

Added I

CC1

for automotive temperature range.

Added I

CC1

for t

RC

=20 ns for both industrial and Commercial temperature

Grade.

Updated Thermal resistance values for 48-FBGA, 44-TSOP II and 54-TSOP

II Packages.

Added AC Switching Characteristics specs for 20 ns access speed.

Added software controlled STORE/RECALL cycle specs for 20 ns access

speed.

Updated ordering information and part numbering nomenclature.

Updated data sheet template.

*B

2606696

GVCH/PYRS

11/13/08

Removed 15 ns access speed

Updated Logic block diagram

Updated footnote 1

Added footnote 2 and 7

Pin definition: Updated WE, HSB and NC pin description

Page 4:Updated SRAM READ, SRAM WRITE, Autostore operation descrip-

tion

Page 4: Updated Hardware store operation

Page 5: Hardware RECALL (Power-up) description

Page 6:updated Data protection description

Maximum Ratings: Added Max. Accumulated storage time

Changed I

CC2

from 6mA to 10mA

Changed I

CC4

from 6mA to 5mA

Changed I

SB

from 3mA to 5mA

Updated I

CC1,

I

CC3 ,

I

SB

and I

OZ

Test conditions

Changed V

CAP

max value from 82uf to 180uF

Updated footnote 11and 12

Added footnote 13

Added Data retention and Endurance Table

Updated Input Rise and Fall time in AC test Conditions

Referenced footnote 16 to t

OHA

parameter

Updated All switching waveforms

Added Figure 10 (SRAM WRITE CYCLE:BHE and BLE controlled)

Changed t

DELAY

to 20ns, 25ns, 25ns for 20ns, 25ns, 45ns part respectively

Changed t

STORE

from 15ms to 8ms

Added V

HDIS

, t

HHHD

and t

LZHSB

parameters

Updated footnote 22 and 23

Added footnote 25

Software controlled STORE/RECALL cycle table: Changed t

AS

to t

SA

Changed t

GHAX

to t

HA

Added t

DHSB

parameter

Changed t

HLHX

to t

PHSB

Updated t

SS

from 70us to 100us

Added Truth table for SRAM operations

Updated ordering information and part numbering nomenclature

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