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參數資料
型號: W39V040FB
廠商: WINBOND ELECTRONICS CORP
英文描述: 512K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE
中文描述: 為512k × 8的CMOS固件樞紐接口閃存
文件頁數: 16/36頁
文件大小: 518K
代理商: W39V040FB
W39V040FA
- 16 -
FWH interface Mode DC Operating Characteristics
(V
DD
= 3.3V
±
0.3V, V
SS
= 0V, T
A
= 0 to 70
°
C)
LIMITS
PARAMETER
SYM.
TEST CONDITIONS
MIN.
TYP.
MAX.
UNIT
Power Supply Current
I
CC
All I
out
= 0A, CLK = 33 MHz,
in FWH mode operation.
-
12.5
20
mA
Standby Current 1
Isb1
FWH4 = 0.9 V
DD
, CLK = 33 MHz,
all inputs = 0.9 V
DD
/ 0.1 V
DD
no internal operation
-
5
25
uA
Standby Current 2
Isb2
FWH4 = 0.1 V
DD
, CLK = 33 MHz,
all inputs = 0.9 V
DD
/0.1 V
DD
no internal operation.
-
3
10
mA
Input Low Voltage
V
IL
-
-0.5
-
0.3 V
DD
V
Input Low Voltage of
#INIT
V
ILI
-
-0.5
-
0.2 V
DD
V
Input High Voltage
V
IH
-
0.5 V
DD
-
V
DD
+0.5
V
Input High Voltage of
#INIT Pin
V
IHI
-
1.35 V
-
V
DD
+0.5
V
Output Low Voltage
V
OL
I
OL
= 1.5 mA
-
-
0.1 V
DD
V
Output High Voltage
V
OH
I
OH
= -0.5 mA
0.9 V
DD
-
-
V
Power-up Timing
PARAMETER
SYMBOL
TYPICAL
UNIT
Power-up to Read Operation
T
PU
. READ
100
μ
S
Power-up to Write Operation
T
PU
. WRITE
5
mS
Capacitance
(V
DD
= 3.3V, T
A
= 25
°
C, f = 1 MHz)
PARAMETER
SYMBOL
CONDITIONS
MAX.
UNIT
I/O Pin Capacitance
C
I/O
V
I/O
= 0V
12
pF
Input Capacitance
C
IN
V
IN
= 0V
6
pF
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