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LS7232NT Datasheet(PDF) 3 Page - LSI Computer Systems

Part No. LS7232NT
Description  PROXIMITY/TOUCH CONTROL HALOGEN LAMP DIMMER
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Maker  LSI [LSI Computer Systems]
Homepage  http://www.lsicsi.com
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LS7232NT Datasheet(HTML) 3 Page - LSI Computer Systems

   
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ABSOLUTE MAXIMUM RATINGS:
PARAMETER
SYMBOL
VALUE
UNIT
DC Supply Voltage
VDD - VSS
+7
V
Any Input Voltage
VIN
Vss - 0.3 to VDD + 0.3
V
Operating Temperature
TA
0 to +90
˚C
Storage Temperature
TSTG
-65 to +150
˚C
7232NTH-082101-3
DC ELECTRICAL CHARACTERISTICS:
(TA = 25˚C, VDD = +5V, All voltages referenced to Vss)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
CONDITION
Supply Voltage
VDD
4.5
5.0
5.5
V
-
Supply Current
IDD
400
500
µA
Output unloaded
Input Logic Levels:
SYNC Lo
-
-
2.0
V
-
SYNC Hi
-
3.0
-
V
-
REMOTE Lo
-
-
1.5
V
-
REMOTE Hi
-
3.5
-
V
-
SENS Lo
-
-
50
mV
-
SENS Hi
-
150
-
mV
-
RC Lo
-
-
-
2.0
V
-
RC Hi
-
3.0
-
-
V
-
Output Current:
LEDO Sink
-
-1.0
-1.5
-
mA
Vo = 0.5V
LEDO Source
-
10.0
14.0
-
mA
Vo = 2.2V
TRIG/ Sink
-
-35.0
-
-
mA
Vo = 3.5V
RC Sink
-
-3.0
-4.0
-
mA
Vo = 2.0V
TRANSIENT CHARACTERISTICS (See Figures 2, 3, 4 and 5):
All time parameters are based on 60Hz SYNC. For 50Hz a multiplication factor of 1.2 should be used.
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
CONDITION
SYNC Frequency
fs
40
-
70
Hz
-
Short Touch
ts
50
-
350
ms
-
Long Touch
tL
350
-
infinite
ms
-
TRIG/ Pulse Width
TW
-
130.2
-
µs
-
Conduction Range
Ø
38
-
155
deg
-
Ø increments
Øs
-
1.4
-
deg
Ø = 84Øs
Short Touch:
Off to Max (Slew Time)
t1
-
350
-
ms
-
Long Touch:
Ramp Time between 38° & 59°
t2
-
1.0
-
sec
-
Ramp Time between 59° & 155°
t3
-
2.27
-
sec
-
Dwell at min
t4
-
500
-
ms
-


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