TJA1020 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
TJA1020 Datasheet PDF : 22 Pages
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Philips Semiconductors
LIN transceiver
BLOCK DIAGRAM
Product specification
TJA1020
handbook, full pagewidth
7
BAT
3
NWAKE
2
NSLP
4
TXD
RXD 1
WAKE-UP
TIMER
CONTROL
SLEEP/
NORMAL
TIMER
TXD
TIME-OUT
TIMER
RXD/
INT
TEMPERATURE
PROTECTION
TJA1020T
BUS
TIMER
8 INH
6
LIN
FILTER
5 GND
MGU241
Fig.1 Block diagram.
PINNING
SYMBOL PIN
DESCRIPTION
RXD
1 receive data output (open-drain);
active LOW after a wake-up event
NSLP
2 sleep control input (active LOW);
controls inhibit output; resets
wake-up source flag on TXD and
wake-up request on RXD
NWAKE
3 local wake-up input (active LOW);
negative edge triggered
TXD
4 transmit data input; active LOW
output after a local wake-up event
GND
5 ground
LIN
6 LIN bus line input/output
BAT
7 battery supply
INH
8 battery related inhibit output for con-
trolling an external voltage regulator;
active HIGH after a wake-up event
handbook, halfpage
RXD 1
NSLP 2
NWAKE 3
TXD 4
8 INH
7 BAT
TJA1020T
6 LIN
5 GND
MGU242
Fig.2 Pinning diagram.
2004 Jan 13
3
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