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LNBH25S Datasheet(PDF) 30 Page - STMicroelectronics

Part # LNBH25S
Description  LNB supply and control IC with step-up and IC interface
PDF  37 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LNBH25S Datasheet(HTML) 30 Page - STMicroelectronics

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Electrical characteristics
LNBH25S
30/37
DocID026736 Rev 2
Table 14: Output voltage selection table (data1 register, write mode)
VSEL4
VSEL3
VSEL2
VSEL1
VOUT
min.
VOUT
voltage
VOUT max.
Function
0
0
0
0
0.000
VOUT disabled. The
LNBH25S is set in
standby mode
0
0
0
1
12.545
13.000
13.455
0
0
1
0
12.867
13.333
13.800
0
0
1
1
13.188
13.667
14.145
0
1
0
0
13.51
14.000
14.490
0
1
0
1
13.832
14.333
14.835
0
1
1
0
14.153
14.667
15.180
0
1
1
1
14.475
15.000
15.525
1
0
0
0
17.515
18.150
18.785
1
0
0
1
17.836
18.483
19.130
1
0
1
0
18.158
18.817
19.475
1
0
1
1
18.48
19.150
19.820
1
1
0
0
18.801
19.483
20.165
1
1
0
1
19.123
19.817
20.510
1
1
1
0
19.445
20.150
20.855
1
1
1
1
19.766
20.483
21.200
TJ from 0 to 85 °C, VI = 12 V
Table 15: I²C electrical characteristics
Symbol
Parameter
Test conditions
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 4.5 V
-10
10
µA
VOL
Low level output voltage
a
SDA (open drain), IOL = 6 mA
0.6
V
FMAX
Maximum clock frequency
SCL
400
kHz
TJ from 0 to 85 °C, VI = 12 V
Table 16: Address pin characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VADDR-1
“0001000(R/W)”
address pin voltage
range
R/W bit determines the
transmission mode: read
(R/W=1) write (R/W=0)
0
0.8
V
VADDR-2
“0001001(R/W)”
address pin voltage
range
R/W bit determines the
transmission mode: read
(R/W=1) write (R/W=0)
2
5
V
a
Guaranteed by design.



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