TH8062

Voltage Regulator with LIN Transceiver

TH8062 – Datasheet

Page 3 of 38

3901008062

March 2006

Rev 002

List of Figures

Figure 1 - Block diagram.......................................................................................................................... 4

Figure 2 - Timing diagram for propagation delays................................................................................. 11

Figure 3 - Timing diagram for duty cycle acc. to LIN 2.0 and J2602..................................................... 11

Figure 4 - Timing Diagram for EN mode selection ................................................................................ 12

Figure 5 - State diagram of operating modes........................................................................................ 13

Figure 6 - Operating of power-on and under-voltage reset ................................................................... 15

Figure 7 - Receive mode impulse diagram............................................................................................ 17

Figure 8 - TxD input circuitry ................................................................................................................. 18

Figure 9 - RxD output circuitry............................................................................................................... 19

Figure 11 - Reset behaviour .................................................................................................................. 21

Figure 12 - Output current of reset output vs. VCC voltage .................................................................. 21

Figure 13 - EN input circuitry ................................................................................................................. 22

Figure 14 - EN controlled via MCU........................................................................................................ 22

Figure 15 - Permanent normal mode..................................................................................................... 23

Figure 16 - Power dissipation LIN transceiver @ 20kbit ....................................................................... 24

Figure 17 - Save operating area............................................................................................................ 25

Figure 18 - ESR Curves for 6.8

Figure 19 - Application circuit (slave node) ........................................................................................... 27

Figure 20 – Example circuitry for connection of RxD to MCU for flash programming........................... 28