Product Summary
DESCRIPTION:The PCM1808 is high-performance, low-cost, single-chip, stereo analog-to-digital converter with single-ended analog voltage input. The PCM180 uses a delta-sigma modulator with 64-times
oversampling and includes a digital decimation filter and high-pass filter that removes the dc component of the input signal. For various applications, the PCM1808 supports master and slave mode and two data formats in serial audio interface
The PCM1808 supports the power-down and reset function by means of halting the system clock
The PCM1808 is suitable for wide variety of cost-sensitive consumer applications where good
performance and operation with a 5-V analog supply
and 3.3-V digital supply is required. The PCM1808 is fabricated using a highly advanced CMOS process
and is available in a small, 14-pin TSSOP package
Parametrics
ABSOLUTE MAXIMUM RATING:
Analog supply voltage, VCC :–0.3 V to 6.5 V
Digital supply voltage, VDD :–0.3 V to 4 V
Ground voltage differences, AGND, DGND :±0.1 V
Digital input voltage, LRCK, BCK, DOUT :–0.3 V to (VDD + 0.3 V) < 4 V
Digital input voltage, SCKI, MD0, MD1, FMT :–0.3 V to 6.5 V
Analog input voltage, VINL, VINR, VREF :–0.3 V to (VCC + 0.3 V) < 6.5 V
Input current (any pins except supplies): ±10 mA
Ambient temperature under bias, TA :–40°C to 125°C
Storage temperature, Tstg :–55°C to 150°C
Junction temperature, TJ :150°C
Lead temperature (soldering): 260°C, 5 s
Package temperature (reflow, peak) :260°C
Features
FEATURES:
24-Bit Delta-Sigma Stereo A/D Converter
Single-Ended Voltage Input: 3 Vp-p
High Performance: THD + N: –93 dB (Typical), SNR: 99 dB (Typical), Dynamic Range: 99 dB (Typical
Oversampling Decimation Filter: Oversampling Frequency: ×64, Pass-Band Ripple: ±0.05 dB, Stop-Band Attenuation: –65 dB, On-Chip High-Pass Filter: 0.91 Hz (48 kHz)
Flexible PCM Audio Interface:Master/Slave Mode Selectable, Data Formats:24-Bit2S, 24-Bit Left-Justified
Power Down and Reset by Halting System Clock
Analog Antialias LPF Included
Sampling Rate: 8 kHz–96 kHz
System Clock: 256 fS, 384 fS, 512 fs
Dual Power Supplies: 5-V for Analog, 3.3-V for Digital
Package: 14-Pin TSSOP
Image | Part No | Mfg | Description | Pricing (USD) |
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PCM1808PWR |
Texas Instruments |
Audio A/D Converter ICs Sgl-ended Ana Input 24B 96kHz Stereo ADC |
Data Sheet |
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PCM1808PWRG4 |
Texas Instruments |
Audio A/D Converter ICs Sgl-ended Ana Input 24B 96kHz Stereo ADC |
Data Sheet |
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