AT52BR1672-85CI ATMEL [ATMEL Corporation], AT52BR1672-85CI Datasheet - Page 20

• Manufacturer Part Number: AT52BR1672-85CI
• Description: 16-megabit Flash and 2-megabit/ 4-megabit SRAM Stack Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Data Polling Characteristics
Notes:
Data Polling Waveforms
Toggle Bit Characteristics
Notes:
Toggle Bit Waveforms
Notes:
20
Symbol
t
t
t
t
Symbol
t
t
t
t
t
DH
OEH
OE
WR
DH
OEH
OE
OEHP
WR
1. These parameters are characterized and not 100% tested.
2. See t
1. These parameters are characterized and not 100% tested.
2. See t
1. Toggling either OE or CE or both OE and CE will operate toggle bit.
2. Beginning and ending state of I/O6 will vary.
3. Any address location may be used but the address should not vary.
AT52BR1672(T)/1674(T)
The t
Parameter
Data Hold Time
OE Hold Time
OE to Output Delay
Write Recovery Time
Parameter
Data Hold Time
OE Hold Time
OE to Output Delay
OE High Pulse
Write Recovery Time
OEHP
OE
OE
spec in “AC Read Characteristics” on page 15.
spec in “AC Read Characteristics” on page 15.
specification must be met by the toggling input(s).
(2)
(2)
(1)(2)(3)
(1)
(1)
Min
Min
10
10
10
10
50
0
0
Typ
Typ
Max
Max
2604B–STKD–09/02
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns