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AK5385B Dataheets PDF



Part Number AK5385B
Manufacturers AKM
Logo AKM
Description 24Bit 192kHz ADC
Datasheet AK5385B DatasheetAK5385B Datasheet (PDF)

ASAHI KASEI [AK5385B] 24Bit 192kHz ∆Σ ADC AK5385B GENERAL DESCRIPTION The AK5385B is a 24bit, 192kHz sampling 2ch A/D converter for high-end audio system. The modulator in the AK5385B uses the Enhanced Dual Bit architecture and the AK5385B realizes high accuracy and low cost. The AK5385B performs 114dB dynamic range, so the device is suitable for AV-amp, AV recorder and musical instruments. The AK5385B is available in 28pin VSOP and SOP package, utilizing less board space. FEATURES ‡ Sampli.

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ASAHI KASEI [AK5385B] 24Bit 192kHz ∆Σ ADC AK5385B GENERAL DESCRIPTION The AK5385B is a 24bit, 192kHz sampling 2ch A/D converter for high-end audio system. The modulator in the AK5385B uses the Enhanced Dual Bit architecture and the AK5385B realizes high accuracy and low cost. The AK5385B performs 114dB dynamic range, so the device is suitable for AV-amp, AV recorder and musical instruments. The AK5385B is available in 28pin VSOP and SOP package, utilizing less board space. FEATURES ‡ Sampling Rate: 8kHz ~ 216kHz ‡ Full Differential Inputs ‡ S/(N+D): 103dB ‡ DR: 114dB ‡ S/N: 114dB ‡ High Performance Linear Phase Digital Anti-Alias filter • Passband: 0~21.768kHz (@fs=48kHz) • Ripple: 0.005dB • Stopband: 100dB ‡ Digital HPF ‡ Power Supply: 5V ± 5%(Analog), 3.0 ~ 5.25V(Digital) ‡ Power Dissipation: 183mW (@fs=48kHz) ‡ Package: 28pin SOP / 28pin VSOP ‡ AK5383/AK5393/AK5394A Semi-Pin compatible VCOM OVF M/S DFS1 DFS0 CKS1 CKS0 PDN VREFL LIN+ LINDelta-Sigma Modulator Decimation Filter HPF Audio I/F Controller RIN+ RINVREFR Delta-Sigma Modulator Decimation Filter HPF LRCK BICK MCLK SDTO TEST AVDD AVSS DVDD DVSS BVSS DIF HPFE Block diagram MS0406-E-00 -1- 2005/08 Free Datasheet http://www.nDatasheet.com ASAHI KASEI [AK5385B] „ Ordering Guide AK5385BVS AK5385BVF AKD5385B –10 ~ +70°C 28pin SOP (1.27mm pitch) –40 ~ +85°C 28pin VSOP (0.65mm pitch) Evaluation Board for AK5385B „ Pin Layout VREFL AVSS VCOM LIN+ LINCKS0 DVDD DVSS OVF PDN DIF M/S LRCK BICK 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Top View 28 27 26 25 24 23 22 21 20 19 18 17 16 15 VREFR AVSS TEST RIN+ RINAVDD AVSS BVSS DFS1 HPFE DFS0 MCLK CKS1 SDTO MS0406-E-00 -2- 2005/08 Free Datasheet http://www.nDatasheet.com ASAHI KASEI [AK5385B] „ Compatibility with AK5383/AK5394A AK5385B VREFL AVSS VCOM CKS0 OVF DIF M/S CKS1 DFS0 DFS1 TEST AVSS VREFR 8kHz ∼ 216kHz 256/384/512fs 256fs 128fs 114dB ±2.9Vpp Not Available AK5383 VREFL GNDL VCOML ZCAL CAL SMODE2 SMODE1 FSYNC DFS TEST VCOMR GNDR VREFR 1kHz ∼ 108kHz 256fs 128fs Not Available 110dB ±2.45Vpp Available AK5394A VREFL+ VREFL− VCOML ZCAL CAL SMODE2 SMODE1 FSYNC DFS0 DFS1 VCOMR VREFR− VREFR+ 1kHz ∼ 216kHz 256fs 128fs 64fs 123dB ±2.4Vpp Available Pin 1 Pin 2 Pin 3 Pin 6 Pin 9 Pin 11 Pin 12 Pin 16 Pin 18 Pin 20 Pin 26 Pin 27 Pin 28 fs MCLK at 48kHz MCLK at 96kHz MCLK at 192kHz DR, S/N Input Voltage Offset Calibration MS0406-E-00 -3- 2005/08 Free Datasheet http://www.nDatasheet.com ASAHI KASEI [AK5385B] „ Compare PCB layout example between AK5385B and AK5383 0.1µ 1 2 3 0.22µ 4 5 3.0 ~ 5.25V Digital 0.1µ 6 7 8 10µ 9 Analog Ground VREFL GNDL VCOML AINL+ AINLZCAL VD DGND CAL VREFR 28 GNDR 27 VCOMR 26 AINR+ 25 AINR- 24 VA 23 AGND 22 BGND 21 TEST 20 HPFE 19 DFS 18 MCLK 17 FSYNC 16 SDATA 15 10µ 10µ 0.22µ 0.1µ 5V Analog 3.0 ~ 5.25V Digital 0.1µ 0.22µ 0.1µ 0.1µ 1 10µ 2 3 4 5 6 7 8 9 Analog Ground VREFL AVSS VCOM LIN+ LINCKS0 DVDD DVSS OVF VREFR 28 AVSS 27 TEST 26 RIN+ 25 RIN- 24 AVDD 23 AVSS 22 BVSS 21 DFS1 20 HPFE 19 DFS0 18 MCLK 17 CKS1 16.


K3677-01MR AK5385B CPC1014N


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