CY14B256L-ZS25XI Ver la hoja de datos (PDF) - Cypress Semiconductor

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Fabricante

CY14B256L-ZS25XI

256-Kbit (32 K × 8) nvSRAM

Cypress Semiconductor 

CY14B256LA

Document History Page

Document Title: CY14B256LA, 256-Kbit (32 K × 8) nvSRAM

Document Number: 001-54707

Revision ECN

Orig. of Submission

Change

Date

Description of Change

**

2746918 GVCH / 07/31/2009 New data sheet.

AESA

*A

2772059 GVCH / 09/30/2009 Updated Software STORE, RECALL and Autostore Enable, Disable soft

PYRS

sequence

*B

2829117 GVCH

12/16/09 Updated STORE cycles to QuantumTrap from 200K to 1 Million

Updated 48-pin SSOP package diagram

Added Contents. Moved to external web

*C

2894560 GVCH

03/18/10 Added more clarity on HSB pin operation

Updated HSB pin operation in Figure 9 and updated footnote 21

Removed from ordering information table.

CY14B256LA-ZS25XIT, CY14B256LA-ZS25XI, CY14B256LA-ZS45XIT,

CY14B256LA-ZS45XI

Updated package diagram for spec 51-85061 and 51-85087.

Updated copyright section.

Updated links under section sales, solutions, and legal information.

*D

2995066 GVCH 07/28/2010 Added CY14B256LA-ZS25XI part to ordering information table.

*E

3074570 GVCH

10/29/10 Added CY14B256LA-ZS25XIT part to ordering information table.

Added Document Conventions table

*F

3143330 GVCH 01/17/2011 Fixed typo in Figure 9.

*G

3315247 GVCH 07/15/2011 Updated DC Electrical Characteristics (Added Note 11 and referred the same

note in VCAP parameter).

Updated Capacitance (Included Input capacitance (for HSB) and Output

capacitance (for HSB)).

Updated Thermal Resistance (JA and JC values for 44-pin TSOP II

packages).

Updated AC Switching Characteristics (Added Note 14 and referred the same

note in Parameters).

*H

3430452 GVCH 11/04/2011 Corrected alignment of footnote 24.

Updated package diagrams.

*I

3660776 GVCH 06/29/2012 Updated DC Electrical Characteristics (Added VVCAP parameter and its details,

added Note 12 and referred the same note in VVCAP parameter, also referred

Note 13 in VVCAP parameter).

Document Number: 001-54707 Rev. *I

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