DC and AC Operating Conditions for Read Operation
AT27C512R
-45
-55
-70
-90
-12
-15
Operating
Com. 0°C - 70°C
0°C - 70°C
0°C - 70°C
0°C - 70°C
0°C - 70°C
0°C - 70°C
Temp.(Case)
Ind. -40°C - 85°C -40°C - 85°C
5V ± 10% 5V ± 10%
-40°C - 85°C -40°C - 85°C -40°C - 85°C -40°C - 85°C
V
Supply
5V ± 10%
5V ± 10%
5V ± 10%
5V ± 10%
CC
DC and Operating Characteristics for Read Operation
Symbol Parameter
Condition
Min
Max
Units
I
Input Load Current
V
= 0V to V
CC
±1
±5
µA
µA
µA
LI
IN
I
LO
Output Leakage Current
V
= 0V to V
CC
OUT
100
I
I
(CMOS), CE = V ± 0.3V
CC
SB1
SB2
(1)
I
V
V
Standby Current
SB
CC
CC
1
mA
mA
(TTL), CE = 2.0 to V + 0.5V
CC
f = 5 MHz, I
CE = V
= 0 mA,
OUT
I
Active Current
20
0.8
CC
IL
V
V
V
V
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
-0.6
2.0
V
V
V
V
IL
V
+ 0.5
IH
CC
I
OL
= 2.1 mA
0.4
OL
OH
I
= -400 µA
2.4
OH
Note: 1. VCC must be applied simultaneously or before OE/VPP, and removed simultaneously or after OE/VPP
.
AC Characteristics for Read Operation
AT27C512R
-70 -90
-45
-55
-12
-15
Min Max Min Max Min Max Min Max Min Max Min Max
Symbol Parameter
Condition
Units
Address to
CE = OE/VPP
= VIL
(3)
t
t
t
45
45
20
55
55
25
70
70
30
90
90
35
120
120
35
150 ns
150 ns
ACC
Output Delay
(2)
CE to Output Delay OE/VPP = VIL
CE
OE
OE/VPP to Output
CE = VIL
(2, 3)
(4, 5)
40
35
ns
ns
Delay
OE/VPP or CE High to
Output Float, whichever occurred first
t
t
20
20
25
25
30
DF
Output Hold from
Address, CE or OE/VPP
,
7
7
7
0
0
0
ns
OH
whichever occurred first
Notes:
2, 3, 4, 5. - see AC Waveforms for Read Operation.
3-138
AT27C512R
ATMEL [ ATMEL ]
