DC and AC Operating Conditions for Read Operation
AT27C800
-12
-10
-15
Com.
Ind.
0°C - 70°C
-40°C - 85°C
5V ± 10%
0°C - 70°C
-40°C - 85°C
5V ± 10%
0°C - 70°C
-40°C - 85°C
5V ± 10%
Operating Temperature (Case)
CC Power Supply
V
DC and Operating Characteristics for Read Operation
Symbol Parameter
Condition
Min
Max
Units
µA
V
V
IN = 0V to VCC
ILI
Input Load Current
±1.0
±5.0
±10
OUT = 0V to VCC
ILO
Output Leakage Current
VPP(1) Read/Standby Current
VCC(1) Standby Current
µA
(2)
VPP= VCC
IPP1
µA
ISB1 (CMOS)
100
1.0
µA
CE = VCC ± 0.3V
ISB2 (TTL)
CE = 2.0 to VCC + 0.5V
mA
ISB
VCC Active Current
f = 5MHz, IOUT = 0 mA,
CE = VIL
50
mA
VIL
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
-0.6
2.0
0.8
VCC + 0.5
0.4
V
V
V
V
VIH
VOL
IOL= 2.1 mA
VOH
IOH = -400 mA
2.4
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
AT27C800
-10
-12
-15
Symbol Parameter
Condition
CE = OE = VIL
OE = VIL
Min Max Min Max Min Max Units
(3)
tACC
Address to Output Delay
100
100
40
120
120
40
150
150
50
ns
ns
ns
(2)
tCE
CE to Output Delay
OE to Output Delay
(2,3)
tOE
CE = VIL
OE or CE High to Output Float,
whichever occured first
(4,5)
tDF
30
35
40
ns
ns
Output Hold from Address CE or OE,
whichever occured first
(4)
tOH
5.0
5.0
5.0
tST
BYTE High to Output Valid
100
40
120
50
150
60
ns
ns
tSTD
BYTE Low to Output Transition
Notes: 2,3,4,5. See the AC Waveforms for Read Operation diagram.
AT27C800
4
ATMEL [ ATMEL ]
