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HT7044A Datasheet(PDF) 4 Page - Holtek Semiconductor Inc

Part # HT7044A
Description  Voltage Detector
Download  16 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT7044A Datasheet(HTML) 4 Page - Holtek Semiconductor Inc

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Electrical Characteristics
HT7022A
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
VDET
Hi
®Lo Detectable Voltage
¾¾
2.09
2.2
2.31
V
Lo
®Hi Detectable Voltage
¾¾
2.132
2.31
2.541
V
VHYS
Hysteresis Width
¾¾
0.02
VDET
0.05
VDET
0.1
VDET
V
IDD
Operating Current
3.2V
No load
¾
1.8
4
mA
VDD
Operating Voltage
¾¾
1.6
¾
12
V
IOL
Output Sink Current
2V
VOUT=0.2V
0.5
1
¾
mA
D
D
V
T
DET
a
Temperature Coefficient
¾
0
°C<Ta<70°C
¾±0.9
¾
mV/
°C
HT7024A
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
VDET
Hi
®Lo Detectable Voltage
¾¾
2.28
2.4
2.52
V
Lo
®Hi Detectable Voltage
¾¾
2.325
2.52
2.772
V
VHYS
Hysteresis Width
¾¾
0.02
VDET
0.05
VDET
0.1
VDET
V
IDD
Operating Current
8V
No load
¾
47
mA
VDD
Operating Voltage
¾¾
1.5
¾
24
V
IOL
Output Sink Current
2V
VOUT=0.2V
0.5
1
¾
mA
D
D
V
T
DET
a
Temperature Coefficient
¾
0
°C<Ta<70°C
¾±0.9
¾
mV/
°C
HT7027A
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
VDET
Hi
®Lo Detectable Voltage
¾¾
2.565
2.7
2.835
V
Lo
®Hi Detectable Voltage
¾¾
2.616
2.835
3.118
V
VHYS
Hysteresis Width
¾¾
0.02
VDET
0.05
VDET
0.1
VDET
V
IDD
Operating Current
8V
No load
¾
47
mA
VDD
Operating Voltage
¾¾
1.5
¾
24
V
IOL
Output Sink Current
2V
VOUT=0.2V
0.5
1
¾
mA
D
D
V
T
DET
a
Temperature Coefficient
¾
0
°C<Ta<70°C
¾±0.9
¾
mV/
°C
HT70XX
Rev. 1.60
4
January 14, 2003


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