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ML1538 bảng dữ liệu(PDF) 11 Page - Minilogic Device Corporation Limited

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Giải thích chi tiết về linh kiện  4-ch Motor Driver for Portable CD players
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nhà sản xuất  MINILOGIC [Minilogic Device Corporation Limited]
Trang chủ  http://www.minilogic.com.hk
Logo MINILOGIC - Minilogic Device Corporation Limited

ML1538 bảng dữ liệu(HTML) 11 Page - Minilogic Device Corporation Limited

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_______________________________________________________________
ML1538
4ch Motor Driver for Portable CD Player
March, 2004 V1.0
Electrical Characteristics
(unless otherwise specified, Ta=25
°C, BATT=2.4V, VSYS1=VSYS2=3.2V, Vref=1.6V, CHGVcc=0V, fCLK=88.2kHz)
Item
Symbol
Measurement Conditions
Min.
Typ.
Max.
Unit
< Interface >
OFF Pin Threshold Voltage
VOFTH
EI=1.3V
VSYS1
- 2.0
V
OFF Pin Bias Current
IOFF
OFF=0V
75
95
115
µA
START Pin ON Threshold
Voltage
VSATH1
VSYS1=VSYS2=0V, CT =2.0V
BATT
-1.0
V
START Pin OFF Threshold
Voltage
VSATH2
VSYS1=VSYS2=0V, CT =2.0V
BATT
-0.3
V
10
20
30
START Pin Bias Current
ISTART
START=0V
13
16
19
µA
CLK Pin Threshold Voltage "H"
VCLKTHH
2.0
V
CLK Pin Threshold Voltage "L"
VCLKTHL
0.8
V
CLK Pin Bias Current
ICLK
CLK=3.2V
10
µA
< Dead Time >
DEAD Pin Impedance
RDEAD
52
65
78
k
DEAD Pin Output Voltage
VDEAD
0.78
0.88
0.98
V
< Starter Circuit >
Starter Switching Voltage
VSTNM
VSYS1=VSYS2=0V 3.2V, START=0V
2.3
2.5
2.7
V
Starter Switching Hysteresis
Width
VSNHS
START=0V
130
200
300
mV
Discharge Release
VDIS
1.63
1.83
2.03
V
< Empty Detection >
EMP Detection Voltage 1
VEMPT1
VSEL=0V
2.1
2.2
2.3
V
EMP Detection Voltage 2
VEMPT2
ISEL=-2
µA
1.7
1.8
1.9
V
EMP Detection Hysteresis
Voltage1
VEMHS1
VSEL=0V
25
50
100
mV
EMP Detection Hysteresis
Voltage2
VEMHS2
ISEL=-2
µA
25
50
100
mV
EMP Pin Output Voltage
VEMP
Io=1mA, BSEN=1V
0.5
V
EMP Pin Output Leak Current
IEMPL
BSEN=2.4V
1.0
µA
BSEN Pin Input Resistance
RBSEN
VSEL=0V
17
23
27
k
BSEN Pin Leak Current
IBSENL
VSYS1=VSYS2=0V, BSEN=4.5V
1.0
µA
SEL Pin Detection Voltage
VSELTH
VSELTH=BATT-SEL, BSEN=2.0V
1.5
V
SEL Pin Detection Current
ISELT
-2
µA
< Reset Circuit >
VSYS1 RESET Threshold
Voltage Ratio
HSRT
Comparison with error amplifier
threshold voltage
85
90
95
%
RESET Detection Hysteresis
Width
VRSTHS
25
50
100
mV
RESET Pin Output Voltage
VRST
Io=1mA, VSYS1=VSYS2=2.8V
0.5
V
RESET Pin Pull Up Resistance
RRST
72
90
108
k
AMUTE Pin Output Voltage 1
VAMT1
Io=-1mA, VSYS1=VSYS2=2.8V
BATT
-04
BATT
V
AMUTE Pin Output Voltage 2
VAMT2
Io =-1mA, START=0V,
VSYS1=VSYS2=0V
BATT
-04
BATT
V
AMUTE Pin Pull DOWN
Resistance
RAMT
77
95
113
k
11/17


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