Cypress CY8C21634 Manual De Usuario

Document Number: 38-12025  Rev. *O

Page 44 of 45

**

227340

HMT

See ECN

New silicon and document (Revision **).

*A

235992

SFV

See ECN

Updated Overview and Electrical Spec. chapters, along with revisions to the 

24-pin pinout part. Revised the register mapping tables. Added a SSOP 

28-pin part.

*B

248572

SFV

See ECN

Changed title to include all part #s. Changed 28-pin SSOP from CY8C21434 

to CY8C21534. Changed pin 9 on the 28-pin SSOP from SMP pin to Vss pin. 

Added SMP block to architecture diagram. Update Electrical Specifications. 

Added another 32-pin MLF part: CY8C21634.

*C

277832

HMT

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Verify data sheet standards from SFV memo. Add Analog Input Mux to appli-

cable pin outs. Update PSoC Characteristics table. Update diagrams and 

specs. Final.

*D

285293

HMT

See ECN

Update 2.7V DC GPIO spec. Add Reflow Peak Temp. table.

*E

301739

HMT

See ECN

DC Chip-Level Specification changes. Update links to new CY.com Portal.

*F

329104

HMT

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Re-add pinout ISSP notation. Fix TMP register names. Clarify ADC feature. 

Update Electrical Specifications. Update Reflow Peak Temp. table. Add 32 

MLF E-PAD dimensions. Add ThetaJC to Thermal Impedance table. Fix 

20-pin package order number. Add CY logo. Update CY copyright. 

*G

352736

HMT

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Add new color and logo. Add URL to preferred dimensions for mounting MLF 

packages. Update Transmitter and Receiver AC Digital Block Electrical 

Specifications.

*H

390152

HMT

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Clarify MLF thermal pad connection info. Replace 16-pin 300-MIL SOIC with 

correct 150-MIL.

*I

413404

HMT

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Update 32-pin QFN E-Pad dimensions and rev. *A. Update CY branding and 

QFN convention.

*J

430185

HMT

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Add new 32-pin 5x5 mm 0.60 thickness QFN package and diagram, 

CY8C21434-24LKXI. Update thermal resistance data. Add 56-pin SSOP 

on-chip debug non-production part, CY8C21001-24PVXI. Update typical and 

recommended Storage Temperature per industrial specs. Update copyright 

and trademarks.

*K

677717

HMT

See ECN

Add CapSense SNR requirement reference. Add new Dev. Tool section. Add 

CY8C20x34 to PSoC Device Characteristics table. Add Low Power 

Comparator (LPC) AC/DC electrical spec. tables. Update rev. of 32-Lead (5x5 

mm 0.60 MAX) QFN package diagram.

*L

2147847

UVS/PYRS

02/27/08

Added 32-Pin QFN Sawn pin diagram, package diagram, and ordering infor-

mation.

*M

2273246

UVS/AESA

04/01/08

Added 32 pin thin sawn package diagram.

*N

2618124

OGNE/PYRS 12/09/08

Added Note in Ordering Information section.

Changed title from PSoC Mixed-Signal Array to PSoC

Programmable System-on-Chip

*O

2684145

SNV/AESA

04/06/2009

Updated 32-Pin Sawn QFN package dimension for CY8C21434-24LTXIT

Updated Getting Started, Development Tools, and Designing with PSoC 

Designer Sections