w49v002a Winbond Electronics Corp America, w49v002a Datasheet - Page 14

• Manufacturer Part Number: w49v002a
• Description: 256k X 8 Cmos Flash Memory With Lpc Interface
• Manufacturer: Winbond Electronics Corp America

LPC interface Mode DC Operating Characteristics
(V
Power-up Timing
CAPACITANCE
(V
Power Supply
Current
CMOS Standby
Current
TTL Standby Current
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Power-up to Read Operation
Power-up to Write Operation
I/O Pin Capacitance
Input Capacitance
DD
DD
PARAMETER
= 3.3V
= 3.3V, T
PARAMETER
5%, V
A
= 25 C, f = 1 MHz)
PARAMETER
GND
= 0V, T
SYM.
Isb1
Isb2
V
V
V
I
V
CC
OH
OL
A
IH
IL
= 0 to 70 C)
All I
in LPC mode operation.
#LFRAM = 0.9 V
#LFRAM = 0.1 V
I
I
OL
OH
all inputs = 0.9 V
all inputs = 0.9 V
SYMBOL
= 1.5 mA
C
= -0.5 mA
out
C
I/O
IN
= 0A, CLK = 33MHz,
TEST CONDITIONS
DD
DD
CONDITIONS
T
DD
DD
T
PU
- 14 -
V
, CLK = 33MHz,
, CLK = 33MHz,
SYMBOL
PU
V
-
-
I/O
. WRITE
/ 0.1 V
/ 0.1 V
IN
. READ
= 0V
= 0V
DD
DD
Preliminary W49V002A
TYPICAL
MIN. TYP.
V
V
-0.3
0.6
0.9
MAX.
DD
DD
-
-
-
-
100
12
6
5
40
20
LIMITS
3
-
-
-
-
V
0.2 V
0.1 V
DD
MAX.
100
60
10
-
+0.5
DD
DD
UNIT
UNIT
mS
pf
pf
S
UNIT
mA
mA
uA
V
V
V
V