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參數(shù)資料
| 型號： | 7544 |
| 英文描述： | 3.3V LDO POSITVE VOLTAGE REGULATOR 2% TOL. |
| 中文描述： | 7544Group數(shù)據(jù)表數(shù)據(jù)表503K/JUN.25.03 |
| 文件頁數(shù)： | 45/54頁 |
| 文件大?。?/td> | 503K |
| 代理商： | 7544 |
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Rev.1.02 2003.06.25 page 45 of 53
7544 Group
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
Power source voltage (ceramic)
Power source voltage (RC)
Power source voltage
Analog reference voltage
“
H
”
input voltage
P0
0
–
P0
7
, P1
0
–
P1
4
, P2
0
–
P2
5
, P3
0
–
P3
4
, P3
7
“
H
”
input voltage (TTL input level selected)
P1
0
, P1
2
, P3
4
, P3
7
H
”
input voltage
“
RESET, X
IN
“
L
”
input voltage
P0
0
–
P0
7
, P1
0
–
P1
4
, P2
0
–
P2
5
, P3
0
–
P3
4
, P3
7
“
L
”
input voltage (TTL input level selected)
P1
0
, P1
2
, P3
4
, P3
7
L
”
input voltage
“
RESET, CNV
SS
“
L
”
input voltage
X
IN
“
H
”
total peak output current (
Note
)
P0
0
–
P0
7
, P1
0
–
P1
4
, P2
0
–
P2
5
, P3
0
–
P3
4
, P3
7
“
L
”
total peak output current (
Note
)
P1
0
–
P1
4
, P2
0
–
P2
5
“
L
”
total peak output current (
Note
)
P0
0
–
P0
7
, P3
0
–
P3
4
, P3
7
“
H
”
total average output current
(
Note
)
P0
0
–
P0
7
, P1
0
–
P1
4
, P2
0
–
P2
5
, P3
0
–
P3
4
, P3
7
“
L
”
total average output current (
Note
)
P1
0
–
P1
4
, P2
0
–
P2
5
“
L
”
total average output current (
Note
)
P0
0
–
P0
7
, P3
0
–
P3
4
, P3
7
Recommended Operating Conditions
Table 10 Recommended operating conditions (1) (V
CC
= 4.0 to 5.5 V, Ta =
–
20 to 85
°
C, unless otherwise noted)
Max.
5.5
5.5
5.5
V
CC
V
CC
V
CC
V
CC
0.3V
CC
0.8
0.2V
CC
0.16V
CC
–
80
80
60
–
40
40
30
Min.
4.0
4.5
4.0
2.0
0.8V
CC
2.0
0.8V
CC
0
0
0
0
Symbol
Parameter
Unit
f(X
IN
) = 8 MHz (High-, Middle-speed mode)
f(X
IN
) = 8 MHz (Double-speed mode)
f(X
IN
) = 4 MHz (High-, Middle-speed mode)
Typ.
5.0
5.0
5.0
0
Limits
V
CC
V
SS
V
REF
V
IH
V
IH
V
IH
V
IL
V
IL
V
IL
V
IL
∑
I
OH(peak)
∑
I
OL(peak)
∑
I
OL(peak)
∑
I
OH(avg)
∑
I
OL(avg)
∑
I
OL(avg)
V
V
V
V
V
V
V
V
V
V
V
V
mA
mA
mA
mA
mA
mA
Note :
The total output current is the sum of all the currents flowing through all the applicable ports. The total average current is an
average value measured over 100 ms. The total peak current is the peak value of all the currents.
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