DSPIC30F2012AT-20E/ML View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

DSPIC30F2012AT-20E/ML

High-Performance, 16-bit Digital Signal Controllers

Microchip Technology 

dsPIC30F2011/2012/3012/3013

FIGURE 20-6:

VDD

MCLR

Internal

POR

PWRT

Time-out

OSC

Time-out

Internal

RESET

Watchdog

Timer

RESET

I/O Pins

FSCM

Delay

RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP

TIMER TIMING CHARACTERISTICS

SY12

SY11

SY30

SY10

SY35

SY13

SY20

SY13

Note: Refer to Figure 20-3 for load conditions.

TABLE 20-21: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER

AND BROWN-OUT RESET TIMING REQUIREMENTS

AC CHARACTERISTICS

Standard Operating Conditions: 2.5V to 5.5V

(unless otherwise stated)

Operating temperature -40°C ≤ TA ≤ +85°C for Industrial

-40°C ≤ TA ≤ +125°C for Extended

Param

No.

Symbol

Characteristic(1)

Min

Typ(2)

Max Units

Conditions

SY10 TmcL MCLR Pulse Width (low)

2

—

—

SY11 TPWRT Power-up Timer Period

2

4

8

10

16

32

43

64

128

SY12 TPOR Power On Reset Delay

3

10

30

SY13 TIOZ I/O high impedance from MCLR —

0.8

1.0

Low or Watchdog Timer Reset

SY20 TWDT1 Watchdog Timer Time-out Period 1.1

2.0

6.6

TWDT2 (No Prescaler)

1.2

2.0

5.0

TWDT3

1.3

2.0

4.0

SY25 TBOR Brown-out Reset Pulse Width(3) 100

—

—

SY30 TOST Oscillation Start-up Timer Period — 1024 TOSC —

SY35 TFSCM Fail-Safe Clock Monitor Delay

—

500

900

Note 1: These parameters are characterized but not tested in manufacturing.

2: Data in “Typ” column is at 5V, 25°C unless otherwise stated.

3: Refer to Figure 20-2 and Table 20-11 for BOR.

μs -40°C to +85°C

ms -40°C to +85°C, VDD =

5V

User programmable

μs -40°C to +85°C

μs

ms VDD = 2.5V

ms VDD = 3.3V, ±10%

ms VDD = 5V, ±10%

μs VDD ≤ VBOR (D034)

— TOSC = OSC1 period

μs -40°C to +85°C

© 2008 Microchip Technology Inc.

DS70139F-page 163

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