MCP3201-BI/MS View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

MCP3201-BI/MS

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

Microchip Technology 

MCP3201

CS

CLK

DOUT

tSUCS

HI-Z

tHI tLO

tEN

tDO

tR

NULL BIT MSB OUT

FIGURE 1-1:

Serial Timing.

tCSH

tDIS

tF

LSB

HI-Z

Load circuit for tR, tF, tDO

1.4V

DOUT

3 kΩ Test Point

CL = 30 pF

Load circuit for tDIS and tEN

DOUT

Test Point

3 kΩ

VDD

VDD/2

tDIS Waveform 2

tEN Waveform

30 pF

VSS

tDIS Waveform 1

Voltage Waveforms for tR, tF

DOUT

tR

VOH

VOL

tF

Voltage Waveforms for tDO

CLK

tDO

DOUT

FIGURE 1-2:

Test Circuits.

© 2008 Microchip Technology Inc.

Voltage Waveforms for tEN

CS

123 4

CLK

DOUT

B9

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 disabled

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.

DS21290E-page 5

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