Datasheet

CY8C21634, CY8C21534, CY8C21434
CY8C21334, CY8C21234
Document Number: 38-12025 Rev. AB Page 51 of 53
*R 2762499 JVY 09/11/2009 Updated DC GPIO, AC Chip-Level, and AC Programming Specifications as
follows:
Modified F
IMO6
and T
WRITE
specifications.
Replaced T
RAMP
(time) specification with SR
POWER_UP
(slew rate)
specification.
Added note [11] to Flash Endurance specification.
Added I
OH
, I
OL
, DC
ILO
, F
32K_U
, T
POWERUP
, T
ERASEALL
, T
PROGRAM_HOT
, and
T
PROGRAM_COLD
specifications.
*S 2900687 MAXK /
NJF
03/30/2010 Updated The Analog Multiplexer System.
Updated Cypress website links.
Added T
BAKETEMP
and
T
BAKETIME
parameters in Absolute Maximum Ratings.
Removed DC Low Power Comparator section.
Updated 5-V and 3.3-V AC Chip-Level Specifications.
Removed AC Low Power Comparator and AC Analog Mux Bus sections.
Updated note in Packaging Information and package diagrams.
Added 56 SSOP values for Thermal Impedances, Solder Reflow Specifica-
tions.
Removed Third Party Tools and Build a PSoC Emulator into your Board.
Updated Ordering Code Definitions.
Removed inactive parts from Ordering Information
Removed obsolete package spec 001-06392.
Updated links in Sales, Solutions, and Legal Information.
*T 2937578 VMAD 05/26/2010 Updated content to match current style guide and datasheet template.
No technical updates.
*U 3005573 NJF 09/02/10 Added PSoC Device Characteristics table .
Added DC I
2
C Specifications table.
Added F
32K_U
max limit.
Added Tjit_IMO specification, removed existing jitter specifications.
Updated Units of Measure, Acronyms, Glossary, and References sections.
Updated solder reflow specifications.
No specific changes were made to AC Digital Block Specifications table and
I
2
C Timing Diagram. They were updated for clearer understanding.
Template and styles update.
*V 3068269 ARVM 10/21/2010 Removed pruned parts CY8C21434-24LKXI and CY8C21434-24LKXIT from
Ordering Information.
*W 3281271 VMAD 08/23/2011 Under Table 20 on page 27 “Notes” section, the text “2.4 V < V
CC
< 3.0 V” is
changed to “2.4 V < V
DD
< 3.0 V”.
Updated Solder Reflow Specifications.
Changed package diagram from 51-85188 *D to 001-30999 *C for QFN32
package.
*X 3383568 GIR 10/05/2011 The text “Pin must be left floating” is included under Description of NC pin in
Pin Definitions on page 13.
Changed spec 001-30999 from 32-Pin (5 × 5 mm 0.93 Max) Sawn QFN to
32-Pin (5 × 5 mm 1.0 Max) Sawn QFN
Removed pruned parts CY8C21434-24LCXI and CY8C21434-24LCXIT from
the Ordering Information table.
*Y 3659297 YLIU 07/26/2012 Updated Packaging Information (Removed spec 001-44368).
Document History Page (continued)
Document Title: CY8C21634, CY8C21534, CY8C21434, CY8C21334, CY8C21234, PSoC
®
Programmable System-on-Chip™
Document Number: 38-12025
Rev. ECN
Orig. of
Change
Submission
Date
Description of Change