Data polling characteristics(1)(2), Data polling waveforms, Toggle bit characteristics(1) – Rainbow Electronics AT29BV020 User Manual

Page 10: Toggle bit waveforms(1)(3), Toggle bit waveform s, Data polling characteristi cs, Toggle bit characteristic s

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10

AT29BV020

0402D–FLASH–05/02

Notes:

1. These parameters are characterized and not 100% tested.
2. See t

OE

spec in AC Read Characteristics.

Data Polling Waveforms

Notes:

1. These parameters are characterized and not 100% tested.
2. See t

OE

spec in AC Read Characteristics.

Toggle Bit Waveforms

(1)(3)

Notes:

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.

Data Polling Characteristics

(1)(2)

Symbol

Parameter

Min

Typ

Max

Units

t

DH

Data Hold Time

10

ns

t

OEH

OE Hold Time

10

ns

t

OE

OE to Output Delay

(2)

ns

t

WR

Write Recovery Time

0

ns

Toggle Bit Characteristics

(1)

Symbol

Parameter

Min

Typ

Max

Units

t

DH

Data Hold Time

10

ns

t

OEH

OE Hold Time

10

ns

t

OE

OE to Output Delay

(2)

ns

t

OEHP

OE High Pulse

150

ns

t

WR

Write Recovery Time

0

ns

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