Contents
Features
Logic Block Diagram1, 2
PRELIMINARY CY14B101LA, CY14B101NA
Functional Description
Pinouts
44 - TSOP
Top View
not to scale
48-SSOP
PRELIMINARY
CY14B101LA, CY14B101NA
Device Operation
SRAM Read
SRAM Write
AutoStore Operation
Hardware RECALL Power Up
Software STORE
Software RECALL
Power
Preventing AutoStore
Data Protection
Noise Considerations
PRELIMINARY
DC Electrical Characteristics
Maximum Ratings
Operating Range
PRELIMINARY CY14B101LA, CY14B101NA
Data Retention and Endurance
Capacitance
Thermal Resistance
AC Test Conditions
AC Switching Characteristics
Switching Waveforms
PRELIMINARY
CY14B101LA, CY14B101NA
PRELIMINARY CY14B101LA, CY14B101NA
Figure 7. SRAM Read Cycle #2 CE and OE Controlled 3
Figure 8. SRAM Write Cycle #1 WE Controlled 3, 18, 19
+ Feedback
PRELIMINARY CY14B101LA, CY14B101NA
Figure 9. SRAM Write Cycle #2 CE Controlled 3, 18, 19
Figure 10. SRAM Write Cycle #3 BHE and BLE Controlled 3, 18
+ Feedback
AutoStore/Power Up RECALL
Switching Waveforms
PRELIMINARY
CY14B101LA, CY14B101NA
Software Controlled STORE/RECALL Cycle
Switching Waveforms
PRELIMINARY
CY14B101LA, CY14B101NA
Hardware STORE Cycle
Switching Waveforms
PRELIMINARY CY14B101LA, CY14B101NA
Write latch set
Truth Table For SRAM Operations
PRELIMINARY CY14B101LA, CY14B101NA
CY14B101LA, CY14B101NA
Ordering Information
PRELIMINARY
CY14B101LA, CY14B101NA
Ordering Information continued
PRELIMINARY
Ordering Information continued
PRELIMINARY
CY14B101LA, CY14B101NA
CY 14 B 101L A-ZS 20 X C T
Part Numbering Nomenclature
PRELIMINARY CY14B101LA, CY14B101NA
Package Diagrams
PRELIMINARY CY14B101LA, CY14B101NA
Figure 16. 44-Pin TSOP II
+ Feedback
Package Diagrams continued
PRELIMINARY CY14B101LA, CY14B101NA
Figure 17. 48-Ball FBGA - 6 mm x 10 mm x 1.2 mm
+ Feedback
Package Diagrams continued
PRELIMINARY CY14B101LA, CY14B101NA
Figure 18. 48-Pin SSOP
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Package Diagrams continued
PRELIMINARY CY14B101LA, CY14B101NA
Figure 19. 32-Pin SOIC
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Document History Page
PRELIMINARY CY14B101LA, CY14B101NA
Document Title CY14B101LA/CY14B101NA 1 Mbit 128K x 8/64K x 16 nvSRAM
Document Number
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