ATA6617 View Datasheet(PDF) - Atmel Corporation

Part Name

Description

MFG CO.

ATA6617

8K/16K Flash Microcontroller with LIN Transceiver, 5V Regulator and Watchdog

Atmel Corporation 

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Figure 3-7. VCC Voltage Regulator: Ramp-up and Undervoltage Detection

VS

12V

5.5V/3.8V

VCC

5V/3.3V

Vthun

NRES

5V/3.3V

TVCC

TReset

t

Tres_f

t

t

Figure 3-8.

Power Dissipation: Safe Operating Area versus VCC Output Current and Sup-

ply Voltage VS at Different Ambient Temperatures Due to Rthja = 25K/W

60

Tamb = 105°C

50

Tamb = 125°C

40

30

20

10

0

3

5

7

9

11

13

15

17

19

VS (V)

For programming purposes of the microcontroller it is potentially necessary to supply the VCC

output via an external power supply while the VS Pin of the system basis chip is disconnected.

This behavior is no problem for the system basis chip.

16 Atmel ATA6616/ATA6617

9132D–AUTO–12/10

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