at25df321 ATMEL Corporation, at25df321 Datasheet - Page 30

• Manufacturer Part Number: at25df321
• Description: At25df321 32-megabit 2.7-volt Only Serial Firmware Dataflash Memory
• Manufacturer: ATMEL Corporation

12.5
Notes:
12.6
12.7
12.8
30
Symbol
t
t
t
t
t
Symbol
t
t
V
PP
BP
BLKE
CHPE
WRSR
VCSL
PUW
POR
(1)
(1)
Program and Erase Characteristics
1. Not 100% tested (value guaranteed by design and characterization).
Power-Up Conditions
Input Test Waveforms and Measurement Levels
Output Test Load
AT25DF321
Parameter
Page Program Time (256 Bytes)
Byte Program Time
Block Erase Time
Chip Erase Time
Write Status Register Time
Parameter
Minimum V
Power-up Device Delay Before Program or Erase Allowed
Power-On Reset Voltage
CC
to Chip Select Low Time
DRIVING
LEVELS
t
R
, t
AC
F
< 2 ns (10% to 90%)
0.45V
2.4V
4-Kbyte
32-Kbyte
64-Kbyte
DEVICE
UNDER
TEST
1.5V
30 pF
Min
AC
MEASUREMENT
LEVEL
Min
1.5
50
Typ
350
600
1.5
50
36
6
Max
Max
2.5
200
600
950
200
10
5.0
56
3669A–DFLASH–07/07
Units
Units
sec
ms
ms
ms
µs
µs
ns
V