Motor de Búsqueda de Datasheet de Componentes Electrónicos
  Spanish  ▼
ALLDATASHEET.ES

X  

Preview PDF HTML

LNBEH21 Datasheet(PDF) 11 Page - STMicroelectronics

No. de pieza LNBEH21
Descripción Electrónicos  LNB SUPPLY AND CONTROL IC WITH STEP-UP CONVERTER AND IC INTERFACE
PDF  22 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LNBEH21 Datasheet(HTML) 11 Page - STMicroelectronics

Back Button LNBEH21 Datasheet HTML 7Page - STMicroelectronics LNBEH21 Datasheet HTML 8Page - STMicroelectronics LNBEH21 Datasheet HTML 9Page - STMicroelectronics LNBEH21 Datasheet HTML 10Page - STMicroelectronics LNBEH21 Datasheet HTML 11Page - STMicroelectronics LNBEH21 Datasheet HTML 12Page - STMicroelectronics LNBEH21 Datasheet HTML 13Page - STMicroelectronics LNBEH21 Datasheet HTML 14Page - STMicroelectronics LNBEH21 Datasheet HTML 15Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 11 / 22 page
background image
LNBEH21
11/22
DiSEqC COMMUNICATION TRUTH TABLE (TEN/VSEL pin controls the internal 22KHz Tone)
13/18V CONTROL WORD COMMUNICATION TRUTH TABLE (TEN/VSEL pin function depends on
VOM bit state)
GENERAL FEATURES TRUTH TABLE
X = don’t care; values are typical unless otherwise specified.
PCL
TTX
OM
LLC
VOM
EN
OTF
OLF
Function
0001
X
X
VO = 13.25 V and VUP = 15.45 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
0011
X
X
VO = 19.5V and VUP= 21.7 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
0101
X
X
VO = 14.25 V and VUP = 16.45 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
0111
X
X
VO = 20.5 V and VUP = 22.7 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
PCL
TTX
OM
LLC
VOM
EN
OTF
OLF
Function
1001
X
X
TEN/VSEL pin controls both the LNB output voltage and
the DC/DC Converter Voltage (VUP)
TEN/VSEL = LOW, VO = 13.25 V and VUP = 15.45 V
TEN/VSEL = HIGH, VO = 19.5V and VUP= 21.7 V
1011
X
X
TEN/VSEL pin controls only the LNB output voltage and the
DC/DC Converter output is forced always at 21.7 V
TEN/VSEL = LOW, VO = 13.25 V and VUP = 21.7 V
TEN/VSEL = HIGH, VO = 19.5V and VUP= 21.7 V
1101
X
X
TEN/VSEL pin controls both the LNB output voltage and
the DC/DC Converter Voltage (VUP)
TEN/VSEL = LOW, VO = 14.25 V and VUP = 16.45 V
TEN/VSEL = HIGH, VO = 20.5V and VUP= 22.7 V
1111
X
X
TEN/VSEL pin used to set only the LNB output voltage.
DC/DC Converter output voltage forced always at 22.7 V
TEN/VSEL = LOW, VO = 14.25 V and VUP = 22.7 V
TEN/VSEL = HIGH, VO = 20.5V and VUP= 22.7 V
PCL
TTX
OM
LLC
VOM
EN
OTF
OLF
Function
0X
1X
X
When TTX = 0 the device is set in receiving mode, the TX
output is partially OFF the VORX pin is ON:
VOTX = OFF, VORX = ON
1X
1X
X
When TTX = 1 the device is set in receiving mode, the RX
output is partially OFF the VOTX pin is ON:
VOTX = ON, VORX = OFF
0
1
X
X
Pulsed (dynamic) current limiting is selected
1
1
X
X
Static current limiting is selected
X
XXXX
0
X
X
Power blocks disabled



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22


Datasheet Descarga

Go To PDF Page


Enlace URL



¿ALLDATASHEET es útil para Ud.?  [ DONATE ] 

Todo acerca de Alldatasheet   |   Publicidad   |   Contáctenos   |   Política de Privacidad   |   Enlace a la hoja de datos    |   Intercambio de Enlaces   |   Lista de Fabricantes
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com