LNBEH21PD STMICROELECTRONICS [STMicroelectronics], LNBEH21PD Datasheet - Page 12

• Manufacturer Part Number: LNBEH21PD
• Description: LNB SUPPLY AND CONTROL IC WITH STEP-UP CONVERTER AND IC INTERFACE
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

LNBEH21
Table 5: Electrical Characteristics T
Disabled, TTX=0/1, ISEL=High, V
section for I
12/22
Symbol
13/18V
V
G
Z
A
D
V
Z
f
f
DETIN
I
t
TONE
DETIN
DETIN
V
t
TONE
t
EXTM
EXTM
f
MAX
I
t
TONE
EXTM
I
V
V
V
OFF
V
r
SW
I
ON
r
V
SC
OZ
V
V
- t
, t
IH
I
OL
IH
IL
I
O
O
I
O
O
f
f
Supply Voltage
Supply Current
Output Voltage
Output Voltage
Line Regulation
Load Regulation
13/18V Rise and Fall
transition Time (to be
measured at the 90% and
10% voltage range)
Output Current Limiting
Output Short Circuit Current
Dynamic Overload
protection OFF Time
Dynamic Overload
protection ON Time
Tone Frequency
Tone Amplitude
Tone Duty Cycle
Tone Rise and Fall Time
External Modulation Gain
External Input Voltage
External Modulation
Impedance
DC/DC Converter Switching
Frequency
Tone Detector Frequency
Capture Range
Tone Detector Input
Amplitude
Tone Detector Input
Impedance
DSQOUT Pin Logic LOW
DSQOUT Pin Leakage
Current
TEN/VSEL Input Pin Logic
LOW
TEN/VSEL Input Pin Logic
HIGH
TEN/VSEL Pin Input
Current
2
C access to the system register.
Parameter
I
=12V, I
V
V
NO LOAD
OM=0, VOM=1
(or OM=1, VOM=0),
I
OM=0, VOM=1
(or OM=1, VOM=0),
I
V
V
OM=0, VOM=0/1, I
OM=VOM=1, TEN/VSEL from low to high,
I
ISEL
ISEL = GND
PCL=0
PCL=0
OM=0, TEN/VSEL=High
OM=0, TEN/VSEL=High
OM=0, TEN/VSEL=High
OM=0, TEN/VSEL=High
AC Coupling
f = 10Hz to 50KHz
0.4Vpp sinewave
f
Tone present
Tone absent
V
O
O
O
IN
V
O
O
I
I
IH
=750mA, TEN/VSEL=High
=750 mA, TEN/VSEL=Low
= 8 to 15V,
= 8 to 15V,
=22kHz sinewave
= 6 to 450 mA, C
OUT
= 20.5V, I
= 20.5V, Tone Enabled,
J
= 5V
= 0 to 85°C, EN=1, LLC=PCL=OM=VOM=0, 22KHz Tone
/ V
O
3.3V or Floating
=50mA, unless otherwise specified. See software description
EXTM
Output Shorted
Output Shorted
Test Conditions
O
= 750 mA Tone enabled
,
O
O
= 50 to 750mA
= 10 to 330 nF
OM=0, VOM=0
OM=0, VOM=1
f = 10Hz to 50KHz
I
V
OL
OH
=2mA
= 6V
EN=1
EN=0
LLC=0
LLC=1
LLC=0
LLC=1
12.75
Min.
18.7
0.55
750
450
0.2
20
40
18
8
5
2
t
OFF
13.25
14.25
Typ.
19.5
20.5
0.72
575
300
900
260
220
150
3.5
0.3
20
22
50
15
5
5
8
6
/10
13.75
Max.
1000
20.3
200
700
400
0.9
1.5
0.5
0.8
15
40
40
60
24
60
15
24
10
7
mV
Unit
KHz
V
kHz
kHz
V
mA
mV
mV
mA
mA
ms
ms
k
%
V
V
V
V
V
V
PP
PP
A
A
s
s
PP