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AT27C2048 Datasheet(PDF) 4 Page - ATMEL Corporation

No. de pieza AT27C2048
Descripción Electrónicos  2-Megabit 128K x 16 OTP EPROM
Download  9 Pages
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Fabricante Electrónico  ATMEL [ATMEL Corporation]
Página de inicio  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT27C2048 Datasheet(HTML) 4 Page - ATMEL Corporation

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AT27C2048
4
DC and AC Operating Conditions for Read Operation
DC and Operating Characteristics for Read Operation
Notes:
1.
VCC must be applied simultaneously or before VPP, and removed simultaneously or after VPP.
2.
VPP may be connected directly to VCC, except during programming. The supply current would then be the sum of ICC and
IPP.
AC Characteristics for Read Operation
Notes:
1.
2, 3, 4, 5. See the AC Waveforms for Read Operation diagram.
AT27C2048
-55
-70
-90
-12
-15
Operating
Temperature
(Case)
Com.
0
°C - 70°C0°C - 70°C0°C - 70°C0°C - 70°C0°C - 70°C
Ind.
-40
°C - 85°C-40°C - 85°C-40°C - 85°C-40°C - 85°C-40°C - 85°C
VCC Power Supply
5V
± 10%
5V
± 10%
5V
± 10%
5V
± 10%
5V
± 10%
Symbol
Parameter
Condition
Min
Max
Units
ILI
Input Load Current
VIN = 0V to VCC
± 1
µA
ILO
Output Leakage Current
VOUT = 0V to VCC
± 5
µA
IPP1
(2)
VPP
(1) Read/Standby Current
VPP = VCC
10
µA
ISB
VCC
(1) Standby Current
ISB1 (CMOS)
CE = VCC ± 0.3V
100
µA
ISB2 (TTL)
CE = 2.0 to VCC + 0.5V
1mA
ICC
VCC Active Current
f = 5 MHz, IOUT = 0 mA,
CE = VIL
35
mA
VIL
Input Low Voltage
-0.6
0.8
V
VIH
Input High Voltage
2.0
VCC + 0.5
V
VOL
Output Low Voltage
IOL = 2.1 mA
0.4
V
VOH
Output High Voltage
IOH = -400 µA2.4
V
AT27C2048
-55
-70
-90
-12
-15
Symbol
Parameter
Condition
Min
Max
Min
Max
Min
Max
Min
Max
Min
Max
Units
tACC
(3)
Address to
Output Delay
CE = OE
= VIL
55
70
90
120
150
ns
tCE
(2)
CE to Output Delay
OE = VIL
55
70
90
120
150
ns
tOE
(2)(3)
OE to Output Delay
CE = VIL
20
30
35
40
50
ns
tDF
(4)(5)
OE or CE High to
Output Float,
whichever occurred
first
20
20
20
30
35
ns
tOH
(4)
Output Hold from
Address, CE or OE,
whichever occurred
first
770
00
ns


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