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AT27C040 Datasheet(PDF) 4 Page - ATMEL Corporation

Part # AT27C040
Description  4-Megabit 512K x 8 OTP EPROM
PDF  13 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT27C040 Datasheet(HTML) 4 Page - ATMEL Corporation

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AT27C040
0189F–EPROM–4/03
Notes:
1. V
CC 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.
Note:
1. 2, 3, 4, 5 – see AC Waveforms for Read Operation
DC and AC Operating Conditions for Read Operation
AT27C040-70
AT27C040-90
AT27C040-12
AT27C040-15
Operating
Temperature (Case)
Com.
0°C - 70°C
0°C - 70°C
0°C - 70°C
0°C - 70°C
Ind.
-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%
DC and Operating Characteristics for Read Operation
Symbol
Parameter
Condition
Min
Max
Units
I
LI
Input Load Current
V
IN = 0V to VCC
±1
µA
ILO
Output Leakage Current
VOUT = 0V to VCC
±5
µA
I
PP1
(2)
V
PP
(1) Read/Standby Current
V
PP = VCC
10
µA
I
SB
V
CC1
(1) Standby Current
I
SB1 (CMOS), CE = VCC ± 0.3V
100
µA
ISB2 (TTL), CE = 2.0 to VCC + 0.5V
1
mA
I
CC
V
CC Active Current
f = 5 MHz, I
OUT = 0 mA, CE = VIL
30
mA
V
IL
Input Low Voltage
-0.6
0.8
V
VIH
Input High Voltage
2.0
VCC + 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
Symbol
Parameter
Condition
AT27C040
Units
-70
-90
-12
-15
Min
Max
Min
Max
Min
Max
Min
Max
t
ACC
(3)
Address to Output Delay
CE = OE
= VIL
70
90
120
150
ns
t
CE
(2)
CE to Output Delay
OE = V
IL
70
90
120
150
ns
t
OE
(2)(3)
OE to Output Delay
CE = V
IL
30
35
35
40
ns
tDF
(4)(5)
OE or CE High to Output Float, whichever
occurred first
20
20
30
30
ns
t
OH
Output Hold from Address, CE or OE,
whichever occurred first
0
000
ns



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