W27C520 Datasheet, PDF (6/16 Pages) Winbond – 64K X 8 ELECTRICALLY ERASABLE EPROM

Preliminary W27C520
READ OPERATION DC CHARACTERISTICS
(VDD = 3.0V to 3.6V or 4.5V to 5.5V, TA = 0 to 70° C)
PARAMETER
SYM.
CONDITIONS
Input Load Current
Output Leakage Current
Standby VDD Current
(CMOS input)
VDD Operating Current
Input Low Voltage
Input High Voltage
ILI VIN = 0V to VDD
ILO VOUT = 0V to VDD
ISB VDD = 3.0V to ALE = VDD ±0.3V,
3.6V
OE/VPP = VDD
VDD = 4.5V to
5.5V
±0.3V All others
inputs = GND/
VDD ±0.3V
IDD VDD = 3.0V to ALE = VIL,
3.6V
IOUT = 0 mA
VDD = 4.5V to ^{f = 5 MHz}
5.5V
VIL
-
VIH
-
Output Low Voltage
Output High Voltage
VOL IOL = 2.1 mA
VOH IOH = -0.4 mA
LIMITS
UNIT
MIN. TYP. MAX.
-5
-
5
µA
-5
-
5
µA
-
-
20 µA
- 100
-
-
8 mA
-
-
20
-0.6
-
0.8
V
2.0
-
VDD
V
+0.3
-
-
0.4
V
2.4
-
-
V
READ OPERATION AC CHARACTERISTICS
(VDD = 3.0V to 3.6V or 4.5V to 5.5V, TA = 0 to 70° C)
PARAMETER
Address Latch Enable Access Time
Address Latch Enable Width
Address Access Time
Address Setup Time
Address Hold Time
Output Enable Access Time
OE /VPP High to High-Z Output
Output Hold from Address Change
SYM.
TCE
TALE
TACC
TAS
TAH
TOE
TDF
TOH
W27C520-70
MIN. MAX.
-
70
45
-
-
70
15
-
15
-
-
35
-
25
0
-
W27C520-90
MIN. MAX.
-
90
45
-
-
90
15
-
15
-
-
35
-
25
0
-
Note: VDD must be applied simultaneously or before VPP and removed simultaneously or after VPP.
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
-6-