ATSAM4LS4BA-AU View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

ATSAM4LS4BA-AU

ATSAM ARM-based Flash MCU

Atmel Corporation 

ATSAM4L8/L4/L2

9.9.2 Power-on Reset 33 Characteristics

Table 9-41. POR33 Characteristics (1)

Symbol

Parameter

Conditions

Min

Typ

Max

VPOT+

Voltage threshold on VVDDIN rising

1.25

VPOT-

Voltage threshold on VVDDIN falling

0.95

1.

These values are based on characterization. These values are not covered by test limits in production.

1.55

1.30

Units

V

Figure 9-4. POR33 Operating Principle

VPOT+

VPOT-

Time

9.9.3 Brown Out Detectors Characteristics

Table 9-42.

Symbol

VHYST

BOD18 Characteristics (1)

Parameter

Step size, between adjacent values

in BSCIF.BOD18LEVEL(1)

BOD hysteresis(1)

tDET

Detection time(1)

IBOD

tSTARTUP

Current consumption(1)

Startup time(1)

Conditions

T = 25°C

Time with VVDDCORE <

BOD18.LEVEL necessary to

generate a reset signal

on VDDIN

on VDDCORE

Min

3

1.2

Typ Max

10.1

40

7.4

14

7

4.5

Units

mV

µs

µA

µs

42023GS–SAM–03/2014

131

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