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AT27C520 Datasheet(PDF) 4 Page - ATMEL Corporation

Part No. AT27C520
Description  512K 64K x 8 Multiplexed Addresses/ Outputs OTP EPROM
Download  10 Pages
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Maker  ATMEL [ATMEL Corporation]
Homepage  http://www.atmel.com
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AT27C520 Datasheet(HTML) 4 Page - ATMEL Corporation

 
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AT27C520
4
DC and AC Operating Conditions for Read Operation
AT27C520
-70
-90
Operating Temp.(Case)
Com.
0°C - 70°C
0°C - 70°C
Ind.
-40°C - 85°C
-40°C - 85°C
V
CC Supply
5V
± 10%
5V
± 10%
DC and Operating Characteristics for Read Operation
Note:
1. For address input A13 only.
Symbol
Parameter
Condition
Min
Max
Units
I
LI
Input Load Current
V
IN = 0V to VCC
±1
µA
I
LI2
(1)
Input Load Current A13
V
IN = 0V to VCC
±100
µA
I
LO
Output Leakage Current
V
OUT = 0V to VCC
±5
µA
I
CC
V
CC Active Current
f = 5 MHz, I
OUT = 0 mA
20
mA
V
IL
Input Low Voltage
-0.6
0.8
V
V
IH
Input High Voltage
2.0
V
CC + 0.5
V
V
OL
Output Low Voltage
I
OL = 2.1 mA
0.4
V
V
OH
Output High Voltage
I
OH = -400 µA2.4
V
AC Characteristics for Read Operation
Notes:
1. 2, 3, 4 — see AC Waveforms for Read Operation
Symbol
Parameter
Condition
AT27C520
Units
-70
-90
Min
Max
Min
Max
t
ACC
(2)
Address to Output Delay
ALE = OE/V
PP = VIL
70
90
ns
tAS
Address Setup Time
OE/VPP = VIH
12
15
ns
tAH
Address Hold Time
OE/VPP = VIH
12
15
ns
tALE
Address Latch Enable Width
OE/VPP = VIH
40
45
ns
t
OE
(2)
OE/V
PP to Output Delay
ALE = V
IL
30
35
ns
t
DF
(3)(4)
OE/V
PP High to Output Float
ALE = V
IL
25
25
ns
t
OH
Output Hold from Address or
OE/V
PP , whichever occurred first
ALE = V
IL
70
ns


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