PIC32MX120F032C-50V 데이터 시트보기 (PDF) - Microchip Technology

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PIC32MX120F032C-50V

32-bit Microcontrollers (up to 256 KB Flash and 64 KB SRAM) with Audio and Graphics Interfaces, USB, and Advanced Analog

Microchip Technology 

PIC32MX1XX/2XX

29.2 AC Characteristics and Timing

Parameters

The information contained in this section defines

PIC32MX1XX/2XX AC characteristics and timing

parameters.

FIGURE 29-1:

LOAD CONDITIONS FOR DEVICE TIMING SPECIFICATIONS

Load Condition 1 – for all pins except OSC2

Load Condition 2 – for OSC2

VDD/2

RL

Pin

CL

VSS

Pin

CL

RL = 464Ω

CL = 50 pF for all pins

VSS

50 pF for OSC2 pin (EC mode)

TABLE 29-14: CAPACITIVE LOADING REQUIREMENTS ON OUTPUT PINS

AC CHARACTERISTICS

Standard Operating Conditions: 2.3V to 3.6V

(unless otherwise stated)

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

-40°C ≤ TA ≤ +105°C for V-temp

Param.

No.

Symbol

Characteristics

Min. Typical(1) Max. Units

Conditions

DO50 COSCO OSC2 pin

In XT and HS modes when an

—

—

15 pF external crystal is used to drive

OSC1

DO50a CSOSC SOSCI/SOSCO pins

—

33

—

pF

Epson P/N: MC-306 32.7680K-

A0:ROHS

DO56 CIO

All I/O pins and OSC2

—

—

50 pF EC mode

DO58 CB

SCLx, SDAx

—

—

400 pF In I2C™ mode

Note 1: Data in “Typical” column is at 3.3V, 25°C unless otherwise stated. Parameters are for design guidance only

and are not tested.

FIGURE 29-2:

OSC1

EXTERNAL CLOCK TIMING

OS20

OS30

OS31

OS30

OS31

© 2011-2014 Microchip Technology Inc.

DS60001168F-page 255

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