AMC1203 datasheet(7/29 Pages) TI

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DD2

MCLK

MDAT

GND2

DD1

IN+

IN-

GND1

AMC1203

GND2

DD2

MCLK

MDAT

GND2

DD1

IN+

IN-

GND1

AMC1203

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SBAS427C

– FEBRUARY 2008 – REVISED JUNE 2011

PIN CONFIGURATION

DUB or PSA PACKAGE

DW PACKAGE

SOP-8 Gull-Wing or SOP-8

SOIC-16

(TOP VIEW)

Table 1. SOP-8 PIN DESCRIPTIONS

NO.

NAME DESCRIPTION

VDD1

Analog power supply

VIN+

Noninverting analog input

Table 2. SOIC-16 PIN DESCRIPTIONS

VIN–

Inverting analog input

GND1 Analog ground

NO.

NAME DESCRIPTION

GND2 Digital ground

VDD1

Analog power supply

MDAT Modulator data output

VIN+

Noninverting analog input

MCLK Modulator clock output

VIN–

Inverting analog input

VDD2

Digital power supply

4, 8(1)

GND1 Analog ground

5, 6, 7,

No internal connection

—can be tied to any

10, 12,

potential or left unconnected

GND2 Digital ground

16(1)

MDAT Modulator data output

MCLK Modulator clock output

VDD2

Digital power supply

(1)

Both pins are connected internally via a low-impedance path;

thus only one of the pins must be tied to the ground plane.

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