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LNBH221 Datasheet(PDF) 17 Page - STMicroelectronics

No. de pieza LNBH221
Descripción Electrónicos  Dual LNB supply and control IC with Step-Up converter and I2C interface
PDF  27 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LNBH221 Datasheet(HTML) 17 Page - STMicroelectronics

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LD39150
Electrical characteristics
17/27
VDETIN
Tone Detector Input Amplitude
fIN=22kHz sinewave
0.2
1.5
VPP
ZDETIN
Tone Detector Input Impedance
150
k
Ω
VOL
DSQOUT Pin Logic LOW
Tone presentIOL=2mA
0.3
0.5
V
IOZ
DSQOUT Pin Leakage Current
Tone absentVOH = 6V
10
µA
VIL
DSQIN Input Pin Logic LOW
0.8
V
VIH
DSQIN Input Pin Logic HIGH
2
V
IIH
DSQIN Pin Input Current
VIH = 5V
15
µA
IOBK
Output Backward Current
EN=0 VOBK = 18V
-6
-15
mA
TSHDN
Thermal Shutdown Threshold
150
°C
∆TSHDN
Thermal Shutdown Hysteresis
15
°C
Table 4.
Electrical characteristics of each section (A and B)
(TJ = 0 to 85°C, EN=1, TTX=0/1, LLC=VSEL=TEN=PCL=0, DSQIN=LOW, VIN=12V,
IOUT=50mA, unless otherwise specified. See software description section for I
2C access to
the system register)
Symbol
Parameter
Parameter
Min.
Typ.
Max.
Unit
Table 5.
Gate And Sense Electrical Characteristics (TJ = 0 to 85°C, VIN=12V)
Symbol
Parameter
Parameter
Min.
Typ.
Max.
Unit
RDSON-L
Gate LOW RDSON
IGATE=-100mA
4.5
Ω
RDSON-H
Gate LOW RDSON
IGATE=100mA
4.5
Ω
VSENSE
Current Limit Sense Voltage
200
mV
Table 6.
I2C Electrical Characteristics (TJ = 0 to 85°C, VIN=12V)
Symbol
Parameter
Parameter
Min.
Typ.
Max.
Unit
VIL
LOW Level Input Voltage
SDA, SCL
0.8
V
VIH
HIGH Level Input Voltage
SDA, SCL
2
V
IIN
Input Current
SDA, SCL, VIN= 0.4 to 4.5V
-10
10
µA
VOL
Low Level Output Voltage
SDA (open drain), IOL = 6mA
0.6
V
fMAX
Maximum Clock Frequency
SCL
500
KHz
Table 7.
Address Pin Characteristics (TJ = 0 to 85°C, VIN=12V)
Symbol
Parameter
Parameter
Min.
Typ.
Max.
Unit
VADDR-1
"0001000" Addr Pin Voltage
0
0.7
V
VADDR-2
"0001001" Addr Pin Voltage
1.3
1.7
V
VADDR-3
"0001010" Addr Pin Voltage
2.3
2.7
V
VADDR-4
"0001011" Addr Pin Voltage
3.3
5
V
VADDR-1
"0001000" Addr Pin Voltage
0
0.7
V



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