Product Summary

The PCM1780 is an Audio Digital-to-Analog Converter, which includes stereo digital-to-analog converters and support circuitry in a small 16-lead SSOP package. The PCM1780 accepts industry standard audio data formats with 16- to 24-bit data, providing easy interfacing to audio DSP and decoder chips. Sampling rates up to 200 kHz are supported. The PCM1780 provides a full set of user-programmable functions through a three-wire serial control port, which supports register write functions. The applicaitons of the PCM1780 are (1)A/V Receivers; (2)DVD Movie Players; (3)DVD Add-On Cards For High-End PCs; (4)DVD Audio Players; (5)HDTV Receivers; (6)Car Audio Systems; (7)Other Applications Requiring 24-Bit Audio.

Parametrics

PCM1780 absolute maximum ratings: (1)Supply voltage V CC: – 0.3 V to 6.5 V; (2)Input voltage :– 0.3 V to V CC + 0.3 V, < 6.5 V; (3)Input current (any pins except supplies): ± 10 mA; (4)Ambient temperature under bias: – 40 to 125℃; (5)Storage temperature: – 55 to 150℃; (6)Junction temperature: 150℃; (7)Lead temperature (soldering): 260℃, 5 s; (8)Package temperature (IR reflow, peak): 260℃.

Features

PCM1780 features: (1)24-Bit Resolution; (2)Analog Performance (V CC = 5 V); (3)4 × /8 × Oversampling Digital Filter; (4)Sampling Frequency: 5 kHz to 200 kHz; (5)System Clock: 128 f S , 192 f S , 256 f S , 384 f S, 512 f S , 768 f S , 1152 f S With Autodetect; (6)Software Control (PCM1780, PCM1782):; (7)0 dB to – 63 dB, 0.5 dB/step; (8)0 dB to – 100 dB, 1 dB/step; (9)Hardware Control; (10)Power Supply: 5-V Single Supply; (11)Small, 16-Lead SSOP Package (150 mil); (12)Pin-Compatible with PCM1680.

Diagrams

PCM1780 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
PCM1780DBQR
PCM1780DBQR

Texas Instruments

Audio D/A Converter ICs 24-Bit 192kHz Ster Delta-Sig Audio DAC

Data Sheet

0-1540: $0.70
1540-2000: $0.69
2000-5000: $0.68
5000-10000: $0.67
PCM1780DBQRG4
PCM1780DBQRG4

Texas Instruments

Audio D/A Converter ICs 24-Bit 192kHz Ster Delta-Sig Audio DAC

Data Sheet

0-1540: $0.70
1540-2000: $0.69
2000-5000: $0.68
5000-10000: $0.67
PCM1780
PCM1780

Other


Data Sheet

Negotiable 
PCM1780DBQ
PCM1780DBQ

Texas Instruments

Audio D/A Converter ICs 24-Bit 192kHz Ster Delta-Sig Audio DAC

Data Sheet

0-1: $1.63
1-25: $1.35
25-100: $1.19
100-250: $1.03
PCM1780DBQG4
PCM1780DBQG4

Texas Instruments

Audio D/A Converter ICs 24-Bit 192kHz Ster Delta-Sig Audio DAC

Data Sheet

0-1: $1.45
1-25: $1.32
25-100: $0.92
100-250: $0.89