CY14B101L

 

 

 

 

 

 

 

 

AutoStore or Power Up RECALL

 

 

 

 

Parameter

Alt

 

Description

CY14B101L

 

Unit

 

Min

Max

 

 

 

 

 

 

 

tHRECALL [13]

tRESTORE

 

Power up RECALL Duration

 

20

 

ms

tSTORE [14, 15]

tHLHZ

 

STORE Cycle Duration

 

12.5

 

ms

VSWITCH

 

 

Low Voltage Trigger Level

 

2.65

 

V

tVCCRISE

 

 

VCC Rise Time

150

 

 

μs

Switching Waveforms

Figure 9. AutoStore/Power Up RECALL

 

STORE occurs only

No STORE occurs

VCC

if a SRAM write

without atleast one

has happened

SRAM write

VSWITCH

 

tVCCRISE

 

AutoStore

tSTORE

tSTORE

POWER-UP RECALL

tHRECALL

tHRECALL

Read & Write Inhibited

Note Read and Write cycles are ignored during STORE, RECALL, and while Vcc is below VSWITCH

Notes

13.tHRECALL starts from the time VCC rises above VSWITCH.

14.If an SRAM WRITE has not taken place since the last nonvolatile cycle, no STORE will take place.

15.Industrial Grade devices requires 15 ms max.

Document Number: 001-06400 Rev. *I

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Cypress manual AutoStore or Power Up Recall, Parameter Alt Description CY14B101L Unit Min Max