Microchip MCP33131-10 Bedienungsanleitung

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 2018 Microchip Technology Inc.DS20006122A-page 1

MCP33131/21/11-XX

Features

•Sample Rate (Throughput):

-MCP33131/21/11-10: 1Msps

-MCP33131/21/11-05: 500 kSPS

•16/14/12-Bit Resolution with No Missing Codes

•No Latency Output

•Wide Operating Voltage Range:

-Analog Supply Voltage (AVDD): 1.8V

-Digital Input/Output Interface Voltage (DV

IO):

1.7V - 5.5V

-External Reference (VREF): 2.5V - 5.1V

•Pseudo-Differential Input Operation with

Single-Ended Configuration:

-Input Full-Scale Range: 0V to +V

REF

•Ultra Low Current Consumption (typical):

-During Input Acquisition (Standby): ~ 0.8 µA

-During Conversion:

MCP331x1-10: ~1.6mA

MCP331x1-05: ~1.4 mA

•SPI-Compatible Serial Communication:

-SCLK Clock Rate: up to 100 MHz

•ADC Self-Calibration for Offset, Gain, and

Linearity Errors:

-During Power-Up (automatic)

-On-Demand via user’s command during

normal operation

•AEC-Q100 Qualified:

-Temperature Grade 1: -40°C to +125°C

•Package Options: MSOP-10 and TDFN-10

Typical Applications

•High-Precision Data Acquisition

•Medical Instruments

•Test Equipment

•Electric Vehicle Battery Management Systems

•Motor Control Applications

•Switch-Mode Power Supply Applications

•Battery-Powered Equipment

System Design Supports

The MCP331x1-XX Evaluation Kit demonstrates the

performance of the MCP331x1-XX SAR ADC family

devices. The evaluation kit includes: (a) MCP331x1-XX

Evaluation Board, (b) PIC32MZ EF Curiosity Board for

data collection, and (c) SAR ADC Utility PC GUI.

Contact Microchip Technology Inc. for the evaluation

tools and the PIC32 MCU firmware example codes.

Package Types

10

MSOP-10

AIN+

AVDD

AIN-

SDI

SCLK

1

2

3

4

9

8

7 SDO

DVIO

VREF

TDFN-10

AIN+

AVDD

AIN-

SDI

SCLK

1

2

3

4

10

9

8

7SDO

DVIO

VREF

5 6

GND CNVST

56

GND CNVST

Top View

Top View

MCP331x1-XX Device Offering (Note 1):

Part Number ResolutionSample

Rate Input TypeInput Range

Performance (Typical)

SNR

(dBFS)

SFDR

(dB)

THD

(dB)

INL

(LSB)

DNL

(LSB)

MCP33131-10 16-bit1 MspsSingle-Ended0V to 5.1V86.798.9-97.4±2.2±0.9

MCP33121-10 14-bit1 MspsSingle-Ended0V to 5.1V83.598.8-97.2±0.55±0.25

MCP33111-10 12-bit1 MspsSingle-Ended0V to 5.1V73.895.9-93.7±0.12±0.06

MCP33131-05 16-bit500 kSPSSingle-Ended86.70V to 5.1V98.9-97.4±2.2±0.9

MCP33121-05 14-bit500 kSPSSingle-Ended83.50V to 5.1V98.8-97.2±0.55±0.25

MCP33111-05 12-bit500kSPSSingle-Ended73.80V to 5.1V95.9-93.7±0.12±0.06

Note 1:SNR, SFDR, and THD are measured with f IN = 10 kHz, VIN = -1 dBFS, VREF = 5.1V.

1 Msps/500 kSPS 16/14/12-Bit Single-Ended Input SARADC

Produktspezifikationen