AT29LV256-20PI ATMEL [ATMEL Corporation], AT29LV256-20PI Datasheet - Page 8

• Manufacturer Part Number: AT29LV256-20PI
• Description: 256K 32K x 8 3-volt Only CMOS Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Data Polling Waveforms
Toggle Bit Waveforms
Data Polling Characteristics
Notes: 1. These parameters are characterized and not 100% tested.
Toggle Bit Characteristics
Notes: 1. These parameters are characterized and not 100% tested.
4-40
Notes: 1. Toggling either OE or CE or both OE and CE will
Symbol
t
t
t
t
Symbol
t
t
t
t
t
DH
OEH
OE
WR
DH
OEH
OE
OEHP
WR
2. See t
2. See t
operate toggle bit.
OE
OE
spec in AC Read Characteristics.
spec in AC Read Characteristics.
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
AT29LV256
(1, 3)
(2)
(2)
(1)
(1)
Min
150
10
10
0
Min
10
10
0
2. Beginning and ending state of I/O6 will vary.
3. Any address location may be used but the address
should not vary.
Typ
Typ
Max
Max
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns