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AT45 Datasheet(PDF) 6 Page - ATMEL Corporation

Part # AT45
Description  4-Megabit 5-volt Only Serial DataFlash
PDF  16 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45 Datasheet(HTML) 6 Page - ATMEL Corporation

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AT45D041
6
AC Characteristics
Symbol
Parameter
Min
Typ
Max
Units
f
SCK
SCK Frequency
10
MHz
t
CS
Minimum CS High Time
250
ns
t
CSS
CS Setup Time
250
ns
t
CSH
CS Hold Time
250
ns
t
WH
SCK High Time
40
ns
t
WL
SCK Low Time
40
ns
t
SU
Data In Setup Time
10
ns
t
H
Data In Hold Time
25
ns
t
HO
Output Hold Time
0
ns
t
DIS
Output Disable Time
75
ns
t
V
Output Valid
80
ns
t
XFR
Page to Buffer Transfer/Compare Time
80
150
µs
t
EP
Page Erase and Programming Time
10
20
ms
t
P
Page Programming Time
7
14
ms
DC Characteristics
Symbol
Parameter
Condition
Min
Typ
Max
Units
I
SB
Standby Current
CS, RESET, WP = VIH, all inputs at
CMOS levels
20
40
µA
ICC1
Active Current, Read Operation
f = 10 MHz; IOUT = 0 mA; VCC = 5.5V
15
25
mA
ICC2
Active Current, Program/Erase Operation
25
50
mA
ILI
Input Load Current
VIN = 0V to VCC
10
µA
ILO
Output Leakage Current
VI/O = 0V to VCC
10
µA
VIL
Input Low Voltage
0.8
V
VIH
Input High Voltage
2.0
V
VOL
Output Low Voltage
IOL = 2.1 mA
0.45
V
VOH1
Output High Voltage
IOH = -400 µA2.4
V
VOH2
Output High Voltage
IOH = -100 µA; VCC = 4.5V
4.2
V
Input Test Waveforms and Measurement Levels
t
R, tF < 20 ns (10% to 90%)
AC
DRIVING
LEVELS
AC
MEASUREMENT
LEVEL
0.45V
2.0
0.8
2.4V
Output Test Load
DEVICE
UNDER
TEST
30 pF



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