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PDF TLE7257 Data sheet ( Hoja de datos )
| Número de pieza | TLE7257 | |
| Descripción | LIN Transceiver | |
| Fabricantes | Infineon Technologies | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TLE7257 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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TLE7257
LIN Transceiver
TLE7257SJ
TLE7257LE
Data Sheet
Rev. 1.0, 2013-10-16
Automotive Power
1 page  
3 Pin Configuration
3.1 Pin Assignment
TLE7257
Pin Configuration
RxD 1
8 INH
EN 2
7 VS
N.C. 3
6 BUS
TxD 4
5 GND
PG-DSO-8
Figure 2 Pin configuration
3.2 Pin Definitions and Functions
RxD 1
8 INH
EN 2
N.C. 3
7 VS
6 BUS
TxD 4
5 GND
PG-TSON-8
(Top side X-Ray view)
TLE7257_PINNING
Pin Symbol
Function
1 RxD
Receive data output;
External pull-up necessary
Monitors the LIN bus signal in Normal Operation mode
Indicates a wake-up event in Standby mode
2 EN
Enable input;
Integrated pull-down resistor
Logical “high” to select Normal Operation mode
3 N.C.
Not Connected
4 TxD
Transmit data input;
Integrated pull-up current source
Logical “low” to drive a “dominant” signal on the LIN bus
5 GND
Ground
6 BUS
Bus input / output;
Integrated LIN slave termination
7 Vs
Battery supply input;
100 nF decoupling capacitor required
8 INH
Inhibit output;
Battery supply related output
Active in Normal Operation mode and Standby mode
PAD1) –
Connect to PCB heat sink area. Do not connect to other voltage potential than GND
1) Only for PG-TSON-8 package version (TLE7257LE)
Data Sheet
5 Rev. 1.0, 2013-10-16
5 Page 
TLE7257
Functional Description
VS
External microcontroller supply: „Off“
VS,UV,PON
External microcontroller supply: „On“
t
RxD
EN
Un-powered
Figure 7 Entering Sleep mode after Power-up
t
The device remains in Sleep Mode as long the
EN input remains „low“
Sleep mode
t
TLE7257_POWER_ON
Data Sheet
11 Rev. 1.0, 2013-10-16
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet TLE7257.PDF ] | |
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