TH8065KDCAA MELEXIS [Melexis Microelectronic Systems], TH8065KDCAA Datasheet - Page 4

• Manufacturer Part Number: TH8065KDCAA
• Description: Voltage Regulator with LIN Transceiver and Watchdog
• Manufacturer: MELEXIS [Melexis Microelectronic Systems]

1. Functional Diagram
TH8065 – Datasheet
3901008065
VSUP
CWD
GND
BUS
WDI
EN
VCC
30k
VSUP
50k
Supply
Aux.
Adjust
comp
CWD
ment
BG
WDI_sig
Receiver
⎠ μs
Vaux
Vaux
VBG
Voltage Regulator with LIN Transceiver and Watchdog
Figure 1 - Block diagram
Control
Mode
Vaux
Vaux
amplifier
Vaux
control
VBAT_Res
Transmitter
Wake-Filter
Page 4 of 40
TSHD
Wake-up
Control
70μs
control
Driver
MR
Protection
Temp.
SBY
4.65 V
POR
WDI_sig
limitation
VBAT_Res
Osc
current
MR
SBY
Rec-Filter
logic
WD
Filter
4.65 V
VBAT-
POR
Reset
4,8,15,30ms
Reset
POR-
Timer
Generator
Reset
Buffer
MR
RxD-
VSUP
RESET-
Buffer
VCC
15k
TH8065
VCC
VCC
TxD
RESET
RxD
GND
VCC
May 2006
Rev 003