MCP3201T-CI/SN View Datasheet(PDF) - Microchip Technology

Part Name

Description

MFG CO.

MCP3201T-CI/SN

2.7V 12-Bit A/D Converter with SPI® Serial Interface

Microchip Technology 

MCP3201

CS

tSUCS

CLK

tEN

DOUT

HI-Z

FIGURE 1-1: Serial Timing.

Load circuit for tR, tF, tDO

1.4V

DOUT

3K

Test Point

CL = 100pF

tCSH

tHI

tLO

tDO

NULL BIT

tR

MSB OUT

tDIS

tF

LSB

HI-Z

DOUT

Load circuit for tDIS and tEN

Test Point

VDD

tDIS Waveform 2

3K

VDD/2

tEN Waveform

100pF

VSS

tDIS Waveform 1

Voltage Waveforms for tR, tF

DOUT

tR

VOH

VOL

tF

Voltage Waveforms for tDO

CLK

tDO

DOUT

Voltage Waveforms for tEN

CS

123

4

CLK

DOUT

B11

tEN

Voltage Waveforms for tDIS

CS

VIH

DOUT

Waveform 1*

DOUT

Waveform 2†

90%

TDIS

10%

* Waveform 1 is for an output with internal condi-

tions such that the output is high, unless dis-

abled by the output control.

† Waveform 2 is for an output with internal condi-

tions such that the output is low, unless disabled

by the output control.

FIGURE 1-2: Test Circuits.

DS21290B-page 4

Preliminary

© 1999 Microchip Technology Inc.

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