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| AT26DF081A_09 Datasheet, PDF (33/40 Pages) ATMEL Corporation – 8-megabit 2.7-volt Minimum SPI Serial Flash Memory | |||
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AT26DF081A
12.5 Program and Erase Characteristics
Symbol
tPP(1)
tBP
tBLKE(1)
tCHPE(2)
tWRSR(2)
Parameter
Page Program Time (256 Bytes)
Byte Program Time
Block Erase Time
Chip Erase Time
Write Status Register Time
4 Kbytes
32 Kbytes
64 Kbytes
Min
Typ
1.2
7
50
250
400
6
Notes: 1. Maximum values indicate worst-case performance after 100,000 erase/program cycles.
2. Not 100% tested (value guaranteed by design and characterization).
Max
Units
5
ms
µs
200
600
ms
950
14
sec
200
ns
12.6 Power-up Conditions
Parameter
Minimum VCC to Chip Select Low Time
Power-up Device Delay Before Program or Erase Allowed
Power-on Reset Voltage
Min
Max
50
10
1.5
2.5
12.7 Input Test Waveforms and Measurement Levels
AC
DRIVING
LEVELS
2.4V
0.45V
tR, tF < 2 ns (10% to 90%)
1.5V
AC
MEASUREMENT
LEVEL
12.8 Output Test Load
Units
µs
ms
V
DEVICE
UNDER
TEST
30 pF
33
3600GâDFLASHâ06/09
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