LNBH24_0808 STMICROELECTRONICS [STMicroelectronics], LNBH24_0808 Datasheet - Page 20

• Manufacturer Part Number: LNBH24_0808
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 8.
1. External signal frequency range in which the EXTM function is guaranteed.
2. Frequency range in which the DETIN function is guaranteed. The V
Table 9.
20/30
Symbol
Symbol
Δ
F
F
V
Z
T
V
V
T
V
capacitor. See typical application circuit in
MAX
F
I
I
DETIN
DETIN
DETIN
V
SHDN
I
V
OBK
IN
V
OL
I
IH
SHDN
IL
OZ
SW
IH
OL
IH
IL
LOW Level input voltage
HIGH Level input voltage
Input current
Low level output voltage
Maximum clock frequency
DC-DC converter switching
frequency
Tone detector frequency
capture range
Tone detector input amplitude Sine wave signal, 22 kHz
Tone detector input
impedance
DSQOUT pin logic LOW
DSQOUT pin leakage current DETIN Tone absent, V
DSQIN,TTX,13/18, EXTM pin
logic Low
DSQIN,TTX,13/18, EXTM pin
logic High
DSQIN,TTX,13/18, EXTM pin
input current
Output backward current
Thermal shut-down threshold
Thermal shut-down
hysteresis
Electrical characteristics of sections A/B (continued) (refer to the typical application
circuit in
R
values are referred to T
for I²C access to the system register)
I²C electrical characteristics (T
SEL
Parameter
= 11 kΩ, DSQIN=LOW, V
Parameter
Figure
4, T
J
from 0 to 85 °C, EN=1, VSEL=LLC=TEN=PCL=ITEST=TTX=AUX=0,
SDA, SCL, V
SDA, SCL
SDA, SCL
SDA (open drain), I
SCL
J
Figure
= 25 °C. V
0.4V
DETIN Tone present, I
V
EN=0, V
IH
=5V
4).
I
PP
= 12 V, I
J
Test conditions
sine wave
I
OBK
from 0 to 85 °C, V
= 0.4 to 4.5 V
OUT
Test conditions
=21V
=V
OL
OUT
oRX
= 6 mA
(2)
PP
= 50 mA, unless otherwise stated. Typical
pin voltage. See software description section
level is intended on the LNBOUT (before the C12A/B
OL
OH
=2mA
=6V
I
= 12 V)
Min.
Min.
400
-10
0.3
19
2
2
Typ.
Typ.
220
150
150
0.3
22
15
15
-6
Max.
Max.
0.8
0.6
10
1.5
0.5
0.8
-15
25
10
Unit
Unit
kHz
kHz
V
kHz
mA
kΩ
µA
µA
µA
°C
°C
V
V
V
V
V
V
PP