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參數(shù)資料
| 型號(hào)： | LNBEH21PD |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | LNB SUPPLY AND CONTROL IC WITH STEP-UP CONVERTER AND IC INTERFACE |
| 中文描述： | LNB電源與控制集成電路升壓轉(zhuǎn)換器及IC的接口 |
| 文件頁(yè)數(shù)： | 11/22頁(yè) |
| 文件大?。?/td> | 588K |
| 代理商： | LNBEH21PD |
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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
0
0
0
1
X
X
V
O
= 13.25 V and V
UP
= 15.45 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
V
O
= 19.5V and V
UP
= 21.7 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
V
O
= 14.25 V and V
UP
= 16.45 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
V
O
= 20.5 V and V
UP
= 22.7 V
TEN/VSEL = HIGH 22KHz Enabled
TEN/VSEL = LOW 22KHz Disabled
0
0
1
1
X
X
0
1
0
1
X
X
0
1
1
1
X
X
PCL
TTX
OM
LLC
VOM
EN
OTF
OLF
Function
1
0
0
1
X
X
TEN/VSEL pin controls both the LNB output voltage and
the DC/DC Converter Voltage (V
UP
)
TEN/VSEL = LOW, V
O
= 13.25 V and V
UP
= 15.45 V
TEN/VSEL = HIGH, V
O
= 19.5V and V
UP
= 21.7 V
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, V
O
= 13.25 V and V
UP
= 21.7 V
TEN/VSEL = HIGH, V
O
= 19.5V and V
UP
= 21.7 V
TEN/VSEL pin controls both the LNB output voltage and
the DC/DC Converter Voltage (V
UP
)
TEN/VSEL = LOW, V
O
= 14.25 V and V
UP
= 16.45 V
TEN/VSEL = HIGH, V
O
= 20.5V and V
UP
= 22.7 V
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, V
O
= 14.25 V and V
UP
= 22.7 V
TEN/VSEL = HIGH, V
O
= 20.5V and V
UP
= 22.7 V
1
0
1
1
X
X
1
1
0
1
X
X
1
1
1
1
X
X
PCL
TTX
OM
LLC
VOM
EN
OTF
OLF
Function
0
X
1
X
X
When TTX = 0 the device is set in receiving mode, the TX
output is partially OFF the V
O
RX pin is ON:
V
O
TX = OFF, V
O
RX = ON
When TTX = 1 the device is set in receiving mode, the RX
output is partially OFF the V
O
TX pin is ON:
V
O
TX = ON, V
O
RX = OFF
Pulsed (dynamic) current limiting is selected
Static current limiting is selected
Power blocks disabled
1
X
1
X
X
0
1
X
1
1
0
X
X
X
X
X
X
X
X
X
X
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LNBEH21PD-TR | 功能描述:其他電源管理 LNB Supply/Control RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel |
| LNBEH221PD-R | 制造商:STMicroelectronics 功能描述:LNBEH221PD-R - Tape and Reel |
| LNBH2 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LNB SUPPLY AND CONTROL IC WITH STEP-UP CONVERTER AND I2C INTERFACE |
| LNBH21 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LNB SUPPLY AND CONTROL IC WITH STEP-UP CONVERTER AND I2C INTERFACE |
| LNBH21PD | 功能描述:其他電源管理 LNB Supply/Cont IC RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel |
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