MCP3301T-CISLASHP datasheet(13/32 Pages) MICROCHIP

部件名	MCP3301T-CI/P

功能描述	13-Bit Differential Input, Low Power A/D Converter with SPI??Serial Interface

PDF	32 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

标志

13 / 32 page

DS21700C-page 13

MCP3301

3.0

TEST CIRCUITS

FIGURE 3-1:

Load circuit for TR, TF, TDO

FIGURE 3-2:

Load circuit for T

DIS and TEN.

FIGURE 3-3:

Power Supply Sensitivity

Test Circuit (PSRR).

FIGURE 3-4:

Full Differential Test

Configuration Example.

FIGURE 3-5:

Pseudo Differential Test

Configuration Example.

Test Point

1.4V

OUT

L = 100 pF

*Waveform 1 is for an output with internal con-

ditions such that the output is high, unless dis-

abled by the output control.

†Waveform 2 is for an output with internal con-

ditions such that the output is low, unless dis-

Test Point

OUT

100 pF

DIS Waveform 2

DIS Waveform 1

EN Waveform

DD/2

DIS

OUT

Waveform 1*

OUT

Waveform 2†

90%

10%

Voltage Waveforms for t

DIS

2.63V

5V ±500 mVp-p

5VP-P

20 k

To V

DD on DUT

1/2 MCP602

DD = 5V

0.1 µF

IN(+)

IN(-)

MCP3301

-P

REF = 5V

-P

CM = 2.5V

1µF

0.1 µF

REF VDD

0.1 µF

IN(+)

IN(-)

MCP3301

DD=5V

CM=2.5V

-P

REF=2.5V

1µF

0.1 µF

REF VDD

MCP3301T-CI/P 数据表(PDF) 13 Page - Microchip Technology

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