AT52BR1672-85CI View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
'AT52BR1672-85CI' PDF : 39 Pages View PDF
AT52BR1672(T)/1674(T)
Data Retention Electric Characteristic
TA = -40°C to 85°C
Symbol Parameter
Test Condition
Min
Typ
Max
Unit
VDR
VCC for Data Retention
SCS1 > VCC -0.2V,
SCS2 ≤ 0.2V or
VCC - 0.2V,
VSS ≤ VIN ≤ VCC
1.2
3.3
V
ICCDR
Data Retention Current
VCC = 3.0V,
SCS1 > VCC - 0.2V or
SCS2 ≤ VSS + 0.2V or
VSS ≤ VIN ≤ VCC
9.5
µA
0.4(1)
0.7
µA
tCDR
Chip Deselect to Data
0
ns
Retention Time
See Data Retention Timing Diagram
tR
Operating Recovery Time
tRC(2)
ns
Notes: 1. Typical values are under the condition of TA = 25°C. Typical values are sampled and not 100% tested.
2. tRC is read cycle time.
Data Retention Timing Diagram 1
VCC
2.3V
DATA RETENTION MODE
tCDR
tR
IH
VDR
SCS1
VSS
SCS1 > VCC - 0.2V
Data Retention Timing Diagram 2
VCC
DATA RETENTION MODE
2.3V
tCDR
tR
SCS2
VDR
0.4V
VSS
SCS2 < 0.2V
29
2604B–STKD–09/02
Share Link: 
