AT90PWM2(2005) View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT90PWM2
(Rev.:2005)

8-bit Microcontroller with 8K Bytes In-System Programmable Flash

Atmel Corporation 

AT90PWM2/3

Figure 17. Reset Logic

DATA BUS

MCU Status

Register (MCUSR)

Power-on Reset

Circuit

BODLEVEL [2..0]

Pull-up Resistor

Spike

Filter

Brown-out

Reset Circuit

Watchdog

Oscillator

Clock

CK

Generator

CKSEL[3:0]

SUT[1:0]

Delay Counters

TIMEOUT

Table 14. Reset Characteristics(1)

Symbol Parameter

Condition

Min. Typ. Max.

(TBD) (TBD) (TBD) Units

VPOT

Power-on Reset Threshold Voltage (rising)

Power-on Reset Threshold Voltage (falling)(2)

TBD TBD V

TBD TBD V

VRST

tRST

RESET Pin Threshold Voltage

TBD

TBD V

Minimum pulse width on RESET Pin

TBD

ns

Notes: 1. Values are guidelines only..

2. The Power-on Reset will not work unless the supply voltage has been below VPOT

(falling)

45

4317B–AVR–02/05

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