PCM1820 datasheet(3/120 Pages) TI

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5 Device Comparison Table

FEATURE

PCM1821

PCM1820

TLV320ADC3120

TLV320ADC5120

TLV320ADC6120

Control interface

Pin control

I2C

Digital audio serial interface

TDM or I2S

TDM or I2S or left-justified (LJ)

Audio analog channel

Digital microphone channel

Not available (N/A)

Programmable MICBIAS voltage

Not available (N/A)

Yes

Dynamic range (DRE disabled)

106 dB

113 dB

106 dB

108 dB

113 dB

Dynamic range (DRE enabled)

Not available (N/A)

123 dB

Not available (N/A)

120 dB

123 dB

ADC SNR with DRE

Not available (N/A)

123 dB

Not available (N/A)

120 dB

123 dB

Input impedance

10 kΩ

2.5 kΩ

2.5 kΩ, 10 kΩ, 20 kΩ

Compatibility

Pin-to-pin, package, drop-in replacements of

each other

Pin-to-pin, package, and control registers compatible; drop-in

replacements of each other

Package

WQFN (RTE), 20-pin, 3.00 mm × 3.00 mm (0.5-mm pitch)

www.ti.com

TLV320ADC3120

SBASA91A – DECEMBER 2020 – REVISED JUNE 2021

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Product Folder Links: TLV320ADC3120

PCM1820 Datasheet(PDF) 3 Page - Texas Instruments

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