at52br3244 ATMEL Corporation, at52br3244 Datasheet - Page 31
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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)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
at52br3244T
Manufacturer:
ATMEL
Quantity:
1 831
Timing Diagrams
Read Cycle 1
Read Cycle 2
Read Cycle 3
Notes:
2471E–STKD–10/02
1. Read Cycle occurs whenever a high on the SWE and SOE is low, while SUB and/or SLB and SCS1 and SCS2 are in active
2. SOE = V
3. Transition is measured + 200 mV from steady state voltage. This parameter is sampled and not 100% tested.
4. SCS1 in high for the standby, low for active. SCS2 in low for the standby, high for active. SUB and SLB in high for the
DATA OUT
status.
standby, low for active.
DATA OUT
ADDRESS
SUB, SLB
DATA OUT
ADDRESS
SUB, SLB
SCS1
SCS2
(1),(4)
SCS1
SCS2
SOE
IL
(1)
(1)
.
,
,
(2)
(2)
,
,
(4)
(4)
HIGH-Z
PREVIOUS DATA
t
CLZ
(3)
t
OH
t
BLZ
t
t
t
t
t
AA
ACS
OLZ
CLZ
AA
(3)
(3)
(3)
t
BA
t
ACS
t
OE
t
RC
t
RC
AT52BR3244(T)/3248(T)
DATA VALID
DATA VALID
DATA VALID
t
OHZ
t
BHZ
(3)
t
(3)
CHZ
t
t
OH
CHZ
t
OH
(3)
(3)
31