UDA1309H データシートの表示（PDF） - Philips Electronics

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UDA1309H

Low-power stereo bitstream ADC/DAC

Philips Electronics 

Philips Semiconductors

Low-power stereo bitstream ADC/DAC

Product specification

UDA1309H

FEATURES

• Low power

• Integrated high-pass filter to cancel DC offset (ADC)

• Analog loop-through function

• Multiple digital input/output formats possible

• 256fs system clock frequency

• Several power-down modes

• Digital de-emphasis (DAC)

• Overload detector to enable automatic recording level

adjustment (ADC)

• High dynamic range

• DAC requires only one capacitor for post-filtering

• Small 44-pin quad flat pack with 0.8 mm pitch

• 256fs system clock frequency in Analog-to-Digital (AD)

and Digital-to-Analog (DA) mode

• Choice of three system clock frequencies

(192fs, 256fs or 384fs) in DA mode.

APPLICATION

• Portable digital audio equipment.

GENERAL DESCRIPTION

The UDA1309H is a single chip stereo analog-to-digital

and digital-to-analog converter employing bitstream

conversion techniques. The device is eminently suitable

for use in low-power portable digital audio equipment

which incorporates recording and playback functions.

ORDERING INFORMATION

TYPE

NUMBER NAME

PACKAGE

DESCRIPTION

VERSION

UDA1309H QFP44 plastic quad flat package; 44 leads (lead length 1.3 mm); body 10 × 10 × 1.75 mm SOT307-2

1998 Jan 06

2

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