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Cypress
CY62157E
manual
Package Diagrams, Pin Tsop II
Models:
CY62157E
1
10
12
12
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Logic Block Diagram
Inputs/Outputs Mode Power
Switching Waveforms
Page 10
Image 10
CY62157E MoBL
®
Package Diagrams
44-pin
TSOP II
(51-85087)
51-85087-*A
Document #:
38-05695
Rev. *C
Page 10 of 12
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Contents
Functional Description1
Features
Logic Block Diagram
Cypress Semiconductor Corporation
Product Portfolio
Tsop Vfbga
Operating Range
Electrical Characteristics Over the Operating Range
Maximum Ratings
Capacitance9
AC Test Loads and Waveforms
Data Retention Characteristics Over the Operating Range
Thermal Resistance9
Data Retention Waveform11
Min Max Unit Read Cycle
Switching Characteristics Over the Operating Range
45 ns 55 ns Parameter Description Min
Write Cycle
Read Cycle 2 OE Controlled17
Switching Waveforms
Read Cycle 1 Address Transition Controlled16
50%
Write Cycle 1 WE Controlled 15, 19, 20
Write Cycle 2 CE 1 or CE 2 Controlled 15, 19, 20
Write Cycle 3 WE Controlled, OE LOW20
Write Cycle 4 BHE/BLE Controlled, OE LOW20
Ordering Information
Inputs/Outputs Mode Power
Truth Table
BHE BLE
Package Diagrams
Pin Tsop II
Ball Vfbga 6 x 8 x 1 mm
Document History
Issue Date Orig. Description of Change
REV ECN no
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