MLX80020 Datasheet, PDF (11/26 Pages) Melexis Microelectronic Systems – Enhanced LIN Transceiver

MLX80020
Enhanced LIN Transceiver
4. Functional Description
4.1 Operating Modes
Mode
EN
TxD
RxD
INH Transmitter Remarks
Standby
0 weak pull down/active low^[1] floating/active low^[2] Vs
Normal mode 1
weak pull down/input for
transmit data stream
output for LIN data
stream
Vs
Sleep mode
0
weak pull down
floating
floating
off
entered after power on
or wake up
on
[3] [4] [5]
off
No local or remote wake
up
[1] Indicates the wake up flag in case of local wake up
[2] After power on RxD is floating. If any wake up(local or remote) occurs it will be indicated by active low
[3] Active low interrupt at pin RxD will be removed when entering normal mode
[4] Wake up source flag at pin TxD will be removed when entering normal mode
[5] Normal mode will be entered by a low -> high transition on pin EN. When recessive level (high) on pin TxD is present the
transmit path will be enabled
MLX80020 – Datasheet
3901080020
Page 11 of 26
November 2015
Rev 006