LNBH24 STMicroelectronics, LNBH24 Datasheet - Page 22

• Manufacturer Part Number: LNBH24
• Description: Dual LNB supply and control IC with step-up and I2C interface
• Manufacturer: STMicroelectronics

Table 13.
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Symbol
F
A
F
A
TH-H
TH-H
TH-L
TH-L
Amplitude diagnostic low
threshold
Amplitude diagnostic high
threshold
Frequency diagnostic low
thresholds
Frequency diagnostic high
thresholds
Refer to the typical application circuit in
VSEL=LLC=TEN=PCL=ITEST=TTX=AUX=0, R
mA, unless otherwise stated. Typical values are referred to T
description section for I²C access to the system register.
22KHz tone diagnostic (TMON bit) characteristics of sections A/B
NB: if the 22 kHz tone parameters are lower or higher than the above limits the TMON I²C bit is set to 1.
Parameter
DETIN pin AC coupled
DETIN pin AC coupled
DETIN pin AC coupled
DETIN pin AC coupled
Test condition
Figure
4, T
SEL
J
=11 kΩ, DSQIN=LOW, V
from 0 to 85 °C, EN=1,
J
= 25 °C. See software
Min.
200
900
13
24
1100
Typ.
16.5
29.5
300
I
=12 V, I
Max.
1200
400
20
38
O
Unit
kHz
kHz
= 50
mV
mV