ASAHI KASEI [AK4552] AK4552 3V 96kHz 24Bit ∆Σ CODEC AK4552 24bit 96kHz (SCF) AK4552 A/D, D/A S/N 16pin TSSOP o DC-offset HPF (fc=3.4Hz@fs=44.1kHz) o ADC - S/(N+D): 89dB@VA=3.0V - Dynamic Range, S/N: 97dB@VA=3.0V o DAC (32kHz, 44.1kHz, 48kHz ) - S/(N+D): 88dB@VA=3.0V - Dynamic Range, S/N: 100dB@VA=3.0V o I/F : MSB First, 2’s Compliment - ADC: 24bit , DAC: 24bit o : ADC = 1.85Vpp@VA=3.0V DAC = 1.75Vpp@VA=3.0V o : 8kHz ∼ 50kHz ( ) 50kHz ∼ 100kHz (2 ,2 ) ) 100kHz ∼ 200kHz (4 o : 256fs, 384fs, 512fs or 768fs@ 256fs or 384fs@2 128fs or 192fs@2 64fs, 96fs, 128fs or 192fs@4 o : 2.4 ∼ 4.0V o : 14mA o Ta = -40 ∼ 85 o : 16pin TSSOP VA LIN RIN VCOM VSS VD ∆Σ Modulator Decimation Filter ∆Σ Modulator Decimation Filter Clock Divider MCLK LRCK BCLK Serial I/O Interface Common Voltage SDTO SDTI DEM0 LOUT ROUT LPF ∆Σ Modulator LPF ∆Σ Modulator 8X DEM1 Interpolator 8X Interpolator MS0055-J-01 PDN 2001/02 -1- ASAHI KASEI [AK4552] n -40 ∼ +85°C AK4552 AK4552VT AKD4552 16pin TSSOP 0.65mm pitch n No. RIN 1 16 ROUT LIN 2 15 LOUT VSS 3 14 VCOM VA 4 13 PDN VD 5 12 BCLK DEM0 6 11 MCLK DEM1 7 10 LRCK SDTO 8 9 SDTI Top View I/O 1 2 3 4 5 6 7 8 9 10 11 12 RIN LIN VSS VA VD DEM0 DEM1 SDTO SDTI LRCK MCLK BCLK I I I I O I I I I 13 PDN I 14 15 16 VCOM LOUT ROUT O O O Rch Lch L/R ADC & DAC “L” & ON , 0.45 x VA Lch Rch MS0055-J-01 2001/02 -2- ASAHI KASEI (VSS=0V; [AK4552] 1) ( ) (LIN, RIN pin) (LIN, RIN pin ) Symbol VA VD IIN VINA min -0.3 -0.3 -0.3 max 4.6 4.6 ±10 VA+0.3 Units V V mA V VIND -0.3 VD+0.3 V Ta Tstg -40 -65 85 150 °C °C 1. : (VSS=0V; 1) (VA pin) (VD pin) ( 2) 1. 2. min 2.4V Symbol min typ max Units VA VD 2.4 2.4 or VA-0.3 3.0 3.0 4.0 VA V V VA-0.3V : MS0055-J-01 2001/02 -3- ASAHI KASEI [AK4552] ( Ta=25°C; VA, VD=3.0V; VSS=0V; Signal Frequency=1kHz; BCLK=64fs; 24bit Data; Measurement frequency=10Hz ∼ 20kHz at fs=44.1kHz, 20Hz ∼ 40kHz at fs=96kHz) min typ max ADC : ( 3) 24 S/(N+D) (-0.5dB Input) fs=44.1kHz 80 89 fs=96kHz 80 89 D-Range (-60dB Input) fs=44.1kHz, A-weighted 90 97 fs=96kHz 87 94 fs = 96kHz, A-weighted 100 S/N fs=44.1kHz, A-weighted 90 97 fs=96kHz 87 94 fs=96kHz, A-weighted 100 90 110 0.2 0.5 1.65 1.85 2.05 ( 4) fs=44.1kHz 20 34 fs=96kHz 14 24 DAC : 24 S/(N+D) (0dB Output) fs=44.1kHz 78 88 fs=96kHz 75 85 D-Range (-60dB Output) fs=44.1kHz, A-weighted 92 100 fs=96kHz 88 96 fs=96kHz, A-weighted 100 S/N fs=44.1kHz, A-weighted 92 100 fs=96kHz 88 96 fs=96kHz, A-weighted 100 90 110 0.2 0.5 1.56 1.75 1.94 ( 4) 10 30 Units Bits dB dB dB dB dB dB dB dB dB dB Vpp kΩ kΩ Bits dB dB dB dB dB dB dB dB dB dB Vpp kΩ pF (VA+VD) Power up PDN= “H” 14 18 10 fs=44.1kHz fs=96kHz Power down ( 3. ADC 4. ADC, DAC 5. 5) PDN= “L” HPF VA (ADC=0.617 x VA, DAC=0.583 x VA) (MCLK, BCLK, LRCK) PDN VSS MS0055-J-01 21 27 100 VD mA mA µA VSS 2001/02 -4- ASAHI KASEI [AK4552] (Ta=25°C; VA, VD=2.4 ∼ 4.0V; fs=44.1kHz; DEM0=“1”, DEM1=“0”) Symbol min ADC (LPF): PB 0 ( 6) ±0.1dB -1.0dB -3.0dB SB 27.0 ( 6) PR SA 65 GD ( 7) ∆GD ADC (HPF): ( 6) -3dB FR -0.5dB -0.1dB DAC ( 6. 7. max Units 17.4 17.0 0 kHz kHz kHz kHz dB dB 1/fs µs 3.4 10 22 Hz Hz Hz 20.0 21.1 ±0.1 : ( DAC typ ±0.1dB -6.0dB 6) 6) + 0 ∼ 20.0kHz 0 ∼ 40.0kHz ( 7) ( 8) PB 0 20.0 15.4 0 kHz kHz kHz dB dB 1/fs µs ±0.5 ±1.0 dB dB 22.05 SB PR SA GD ∆GD : FR 24.1 ±0.06 43 fs( ) PB=20.0kHz(@ADC : -1.0dB, DAC : -0.1dB) 0.454 x fs ADC DAC 24bit 24bit 8. fs=96kHz DC (Ta=25°C; VA, VD=2.4 ∼ 4.0V) (Iout= -20µA) (Iout= 20µA) Symbol VIH VIL VOH VOL Iin MS0055-J-01 min 70%VD VD-0.1 - typ - max 30%VD 0.1 ±10 Units V V V V µA 2001/02 -5- ASAHI KASEI [AK4552] (Ta=25°C; VA, VD=2.4 ∼ 4.0V; CL=20pF) Master Clock Timing Frequency Pulse Width Low Pulse Width High LRCK Frequency Normal Speed Double Speed Quad Speed Duty Cycle Serial Interface Timing BCLK Period Normal Speed Double Speed Quad Speed BCLK Pulse Width Low Pulse Width High LRCK Edge to BCLK “↑” ( 9) BCLK “↑” to LRCK Edge ( 9) LRCK Edge to SDTO (MSB) BCLK “↓” to SDTO SDTI Hold Time SDTI Setup Time Reset Timing PDN Pulse Width PDN “↑” to SDTO Valid ( 10) 9. 10. PDN LRCK BCLK LRCK Symbol min fCLK tCLKL tCLKH typ max Units 2.048 10 10 38.4 MHz ns ns fsn fsd fsq Duty 8 50 100 45 50 100 200 55 kHz kHz kHz % tBCK tBCK tBCK tBCKL tBCKH tLRB tBLR tDLR tDBS tSDH tSDS 1/96fsn 1/64fsd 1/64fsq 33 33 20 20 tPW tPWV 150 40 40 20 20 2081 ns ns ns ns ns ns ns ns ns ns ns ns 1/fs “↑” “↑” MS0055-J-01 2001/02 -6- ASAHI KASEI [AK4552] n 1/fCLK VIH VIL MCLK tCLKH tCLKL 1/fs VIH VIL LRCK tBCK VIH VIL BCLK tBCKH tBCKL 1. VIH VIL LRCK tBLR tLRB VIH VIL BCLK tDLR tDBS SDTO 50%VD tSDS tSDH VIH VIL SDTI 2. tPW PDN VIL tPWV SDTO 50%VD 3. MS0055-J-01 2001/02 -7- ASAHI KASEI [AK4552] n MCLK 1 MCLK 1/2 2 2 1/2 ADC “L” 1/2, 1/4 4 4 2 ADC “L” 1/2, 1/4 (LRCK) MCLK *fs PDN (PDN = “L”) (MCLK, BCLK, LRCK) MCLK (fs=44.1kHz) N/A N/A N/A N/A 11.2896MHz 16.9344MHz 22.5792MHz 33.8688MHz 1. 64fs 96fs 128fs 192fs 256fs 384fs 512fs 768fs 2 (fs=88.2kHz) N/A N/A 11.2896MHz 16.9344MHz 22.5792MHz 33.8688MHz N/A N/A MCLK 64fs 96fs 128fs 192fs 256fs 384fs 512fs 768fs ADC DAC ADC DAC ADC DAC ADC DAC ADC DAC ADC DAC ADC DAC ADC DAC 2 N/A N/A N/A N/A “L” 1/2 “L” 1/2 O O O O N/A N/A N/A N/A ADC/DAC N/A Not available N/A N/A N/A N/A N/A N/A N/A N/A O O O O O O O O 2. * 4 (fs=176.4kHz) 11.2896MHz 16.9344MHz 22.5792MHz 33.8688MHz N/A N/A N/A N/A O MS0055-J-01 4 “L” 1/4 “L” 1/4 “L” 1/2 “L” 1/2 N/A N/A N/A N/A N/A N/A N/A N/A 2001/02 -8- ASAHI KASEI • [AK4552] DAC 4 1/2 LRCK 2 1 1/4 1/2 LRCK 4 fs/2 1 1/4 fs/4 LRCK Lch Rch SDTI Input Data Lch Rch Lch Rch Lch Rch Lch Rch 24bit, LSB justified Normal Output 24bit, LSB justified SDTI 1/2 Decimation 24bit, LSB justified SDTI 1/4 Decimation 24bit, LSB justified 4. DAC MS0055-J-01 2001/02 -9- ASAHI KASEI [AK4552] n I/F BCLK MSB 2’s LRCK SDTI/SDTO LRCK 0 1 2 8 9 10 24 21 31 0 1 2 8 9 10 24 21 31 0 1 BCLK(64fs) SDTO(o) SDTI(i) 23 22 16 15 14 Don’t Care 23:MSB, 0:LSB 23 22 0 23 22 12 11 1 0 16 15 14 Don’t Care Lch Data 23 22 0 23 12 11 1 0 Rch Data 5. I/F n DAC IIR 3 (32kHz, 44.1kHz, 48kHz) DEM0, DEM1 DEM0=“1”, DEM1=“0” DEM1 0 0 1 1 3. n ADC DC 20Hz DEM0 0 1 0 1 (50/15µs ) Mode 44.1kHz OFF 48kHz 32kHz HPF HPF HPF -0.12dB 3.4Hz(@fs=44.1kHz) (fs) MS0055-J-01 2001/02 - 10 - ASAHI KASEI [AK4552] n AK4552 ADC DAC (PDN) ADC SDTO 2081 x LRCK “L” DAC 6 PDN 2081/fs ADC Internal State Normal Operation DAC Internal State Normal Operation Power-down Init Cycle Normal Operation Normal Operation Power-down GD GD ADC In (Analog) ADC Out (Digital) “0”data Idle Noise DAC In (Digital) “0”data GD DAC Out (Analog) Idle Noise GD (1) (1) Clock In MCLK,LRCK,BCLK The clocks may be stopped. External Mute Mute ON 6. (1) PDN = “↓ ↑” MS0055-J-01 2001/02 - 11 - ASAHI KASEI [AK4552] 7 (AKD4552) 10u 0.1u 2.4V ~ 4.0V Analog Supply + + 10 1 RIN ROUT 16 2 LIN LOUT 15 3 VSS VCOM 14 4 VA 5 VD AK4552 PDN 13 + 1u 0.1u Reset BCLK 12 10u 0.1u Mode Control 6 DEM0 MCLK 11 7 DEM1 LRCK 10 8 SDTO SDTI 9 Audio Controller 7. : - LOUT/ROUT - VCOM MS0055-J-01 2001/02 - 12 - ASAHI KASEI [AK4552] 1. VA VA 10Ω VD VA VD VSS PC 2. VA VA VSS VCOM 1µF (typ; max: 2.2µF) VSS VCOM 0.1µF 0.1µF LSI VA, VD, VCOM 3. ADC Vpp (typ) VCOM 2’s 7FFFFFH(@24bit) 000000H(@24bit) AK4552 0.617 x VA (2 ) 800000H(@24bit) 64fs 64fs AK4552 (RC 64fs ) 4. DAC 2’s 800000H(@24bit) ∆Σ VCOM+ (2 ( mV VCOM ) 7FFFFFH(@24bit) 000000H(@24bit) ) DC 0.583 x VA Vpp (typ) VCOM DC MS0055-J-01 2001/02 - 13 - ASAHI KASEI [AK4552] 16pin TSSOP (Unit: mm) 5.0 16 1.10max 9 4.4 6.4±0.2 A 8 1 0.22±0.1 0.17±0.05 0.65 0.1±0.1 0.5±0.2 Detail A Seating Plane 0.10 0∼10° n : : : MS0055-J-01 2001/02 - 14 - ASAHI KASEI [AK4552] AKM 4552VT XXYYY 1) 2) 3) 4) Pin #1 indication Date Code : XXYYY (5 digits) XX: lot# YYY: Date Code Marketing Code : 4552VT Asahi Kasei Logo • • • • • • MS0055-J-01 2001/02 - 15 -