DSPIC33FJ64GP710AI/MR View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

DSPIC33FJ64GP710AI/MR

High-Performance, 16-Bit Digital Signal Controllers

Microchip Technology 

dsPIC33FJXXXGPX06A/X08A/X10A

FIGURE 25-5:

TIMER1, 2, 3, 4, 5, 6, 7, 8 AND 9 EXTERNAL CLOCK TIMING CHARACTERISTICS

TxCK

TMRx

Tx10

Tx11

Tx15

OS60

Tx20

Note: Refer to Figure 25-1 for load conditions.

TABLE 25-22: TIMER1 EXTERNAL CLOCK TIMING REQUIREMENTS(1)

AC CHARACTERISTICS

Standard Operating Conditions: 3.0V to 3.6V

(unless otherwise stated)

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

-40°C ≤TA ≤+125°C for Extended

Param

No.

Symbol

Characteristic

Min

Typ

Max

Units Conditions

TA10 TTXH

TA11 TTXL

TxCK High Time Synchronous, TCY + 20

—

no prescaler

Synchronous, (TCY + 20)/N —

with prescaler

Asynchronous

20

—

TxCK Low Time Synchronous, (TCY + 20)/N —

no prescaler

—

ns Must also meet

parameter TA15

—

ns

—

ns

—

ns Must also meet

parameter TA15

Synchronous,

20

—

—

ns N = prescale

with prescaler

value

Asynchronous

20

—

—

ns (1,8,64,256)

TA15 TTXP

TxCK Input

Period

Synchronous, 2TCY + 40 —

no prescaler

Synchronous, Greater of —

with prescaler 40 ns or

(2TCY + 40)/N

Asynchronous

40

—

OS60 Ft1

SOSC1/T1CK Oscillator Input

DC

—

frequency Range (oscillator

enabled by setting TCS bit

(T1CON<1>))

TA20 TCKEXTMRL Delay from External TxCK

0.75TCY+40 —

Clock Edge to Timer Increment

Note 1: Timer1 is a Type A.

—

ns

—

—

— N = prescale

value

(1, 8, 64, 256)

—

ns

—

50

kHz

—

1.75TCY+40 ns

—

© 2011 Microchip Technology Inc.

DS70593C-page 287

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