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Cypress
STK17T88
manual
Package Diagram, Pin Ssop
Models:
STK17T88
1
21
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DC Characteristics
Logic Block Diagram
Alarm
Pin Configurations
Soft Sequence Commands
AutoStore/Power Up Recall
Mode Selection
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STK17T88
Package Diagram
Figure 16.
48-Pin
SSOP
(51-85061)
51-85061-*C
Document Number:
001-52040
Rev. *A
Page 21 of 22
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Contents
Logic Block Diagram
Features
Description
Cypress Semiconductor Corporation
Pin Descriptions
Pin Configurations
RF SSOP-48 Package Thermal Characteristics
DC Characteristics
Symbol Parameter Commercial Industrial Units Min
Absolute Maximum Ratings
Capacitance
AC Test Conditions
Ibak
RTC DC Characteristics
Sram Read Cycles #1 and #2
Symbols Parameter STK17T88-25 STK17T88-45 Units Alt Min Max
Symbols Parameter STK17T88-25 STK17T88-45 Units Alt Min
Sram Write Cycles #1 and #2
Min Max
Symbols Parameter STK17T88 Units Standard Alternate Min Max
AutoStore/Power Up Recall
CONTROLLED13
Software-Controlled STORE/RECALL Cycle
Hardware Store to Sram Disabled
Soft Sequence Commands
Symbols Parameter STK17T88 Units Standard Min Max
Hardware Store Cycle
A14-A0 Mode
Mode Selection
NvSRAM Operation
Hardware Recall Power UP
AutoStore Operation
Hardware Store HSB Operation
Noise Considerations
Software Store
Preventing AutoStore
Best Practices
Real Time Clock
Alarm
Watchdog Timer
Power Monitor
Flags Register
Interrupt Register
Register BCD Format Data Function / Range
RTC Register Map
Oscen
WDS WDW WDT
Register Map Detail
0x7FF4 Alarm Hours 10s Alarm Hours
0x7FF5 Alarm Day
0x7FF3 Alarm Minutes
0x7FF2 Alarm Seconds
Ordering Code Description Access Times ns Temperature
User must reset this bit to 0 to clear this condition
Ordering Codes
0x7FF0 Flags
Package Diagram
Sales, Solutions, and Legal Information
Worldwide Sales and Design Support Products PSoC Solutions
Document History
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