at52br3244 ATMEL Corporation, at52br3244 Datasheet - Page 33
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at52br3244
Manufacturer Part Number
at52br3244
Description
32-megabit 2m X 16 Flash +4-megabit 256k X 16 / 8-megabit 512k X 16 Sram Stack Memory
Manufacturer
ATMEL Corporation
Datasheet
1.AT52BR3244.pdf
(44 pages)
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
at52br3244T
Manufacturer:
ATMEL
Quantity:
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Data Retention Electric Characteristic
T
Note:
Data Retention Timing Diagram 1
Data Retention Timing Diagram 2
2471E–STKD–10/02
A
V
I
tCDR
tR
CCDR
Symbol
= -40°C to 85°C
DR
1. Typical values are under the condition of T
Parameter
V
Data Retention Current
See Data Retention
Timing Diagram
Operating Recovery Time
CC
for Data Retention
SCS2
VCC
VDR
2.7V
VSS
0.4V
Test Condition
SCS1 > V
SCS2 < V
SUB, SLB > V
V
V
Vcc=1.5V,
SCS1 > V
SCS2 < V
SUB, SLB > V
V
V
Chip Deselect to Data Retention Time
SCS1
IN
IN
IN
IN
VCC
VDR
2.7V
VSS
> V
< V
> V
< V
IH
CC
SS
CC
SS
t
CDR
CC
SS
+ 0.2V
CC
SS
+ 0.2V
- 0.2V or
- 0.2V or
A
+ 0.2V or
+ 0.2V or
- 0.2V or
- 0.2V or
= 25°C. Typical values are sampled and not 100% tested.
CC
CC
- 0.2V
- 0.2V
t
CDR
DATA RETENTION MODE
SCS2 < 0.2V
DATA RETENTION MODE
SCS1 > VCC - 0.2V
AT52BR3244(T)/3248(T)
SL
t
LL
RC
t
R
Min
1.2
0
t
R
Typ
0.1
0.1
Max
3.3
10
2
Unit
µA
µA
ns
V
33