ASAHI KASEI [AK4352] AK4352 ∆Σ 2V AK4352 18 DR=94dB ∆Σ DAC D/A MD • ∆Σ • DAC : 8kHz ∼ 50kHz • • • 8 FIR - : 20kHz : ±0.06dB : 43dB • I/F : MSB First, 2’s Compliment , 16/18bit IIS - 18bit : 44.1kHz • • : 256fs or 384fs • THD+N: -83dB@2V, -89dB@3V • D-Range: 94dB@2V, 96dB@3V : 1.10Vpp@2V • • : 2V (1.8V ∼ 3.6V) : 6mW@2V • • : 16pin TSSOP DIF0 DIF1 LRCK BICK SDATA Serial Input Interface VCML 8X Interpolator ∆Σ Modulator LPF AOUTL 8X Interpolator ∆Σ Modulator LPF AOUTR VDD VSS PD De-emphasis Control DEM Clock Divider MCLK CKS M0040-J-02 VCMR VREF 2000/11 -1- ASAHI KASEI [AK4352] n -40 ∼ +85°C AK4352VT AKD4352 16pin TSSOP (0.65mm pitch) n No. 1 2 MCLK 1 16 CKS PD 2 15 VCML BICK 3 14 AOUTL SDATA 4 13 AOUTR LRCK 5 12 VCMR DIF0 6 11 VREF DIF1 7 10 VDD DEM 8 9 VSS MCLK PD Top View I/O I I “L” “L” 3 BICK I 4 SDATA I 5 LRCK I 6 7 DIF0 DIF1 I I 8 DEM I 9 10 VSS VDD - 11 VREF I 12 13 14 15 16 : VCMR O Rch AOUTR AOUTL VCML CKS O O O I Rch Lch Lch L/R “H” fs=44.1kHz VDD “L”: 256fs, M0040-J-02 “H”: 384fs 2000/11 -2- ASAHI KASEI [AK4352] (VSS=0V; Note 1) Parameter Power Supply Input Current (any pins except for supplies) Input Voltage Ambient Operating Temperature (Power applied) Storage Temperature Symbol VDD IIN VIND Ta Tstg min -0.3 -0.3 -40 -65 max 4.6 ±10 VDD+0.3 85 150 Units V mA V °C °C Note 1. : (VSS=0V; Note 1) Parameter Power Supply Voltage Reference Note 1. Note 2. (Note 2) Symbol VDD VREF min 1.8 typ 2.0 - max 3.6 VDD Units V V VREF AOUT(typ.@0dB)=1.10Vpp*VREF/2 : M0040-J-02 2000/11 -3- ASAHI KASEI [AK4352] ( Ta=25°C; VDD=2.0V, VREF=VDD; fs=44.1kHz; BICK=64fs; Signal Frequency=1kHz; 18bit Input Data; Measurement frequency=10Hz ∼ 20kHz; RL ≥10kΩ) Parameter min typ max Units (Note 3) Dynamic Characteristics THD+N (0dB Output) -83 -74 dB Dynamic Range (-60dB Output, A-weight) 88 94 dB S/N (A-weight) 88 94 dB Interchannel Isolation 90 100 dB DC Accuracy Interchannel Gain Mismatch 0.1 0.5 dB Gain Drift 60 ppm/°C Output Voltage (Note 4) 1.02 1.10 1.18 Vpp Load Resistance 10 kΩ Power Supplies Power Supply Current Normal Operation ( PD = “H”) 3.0 4.7 mA (Note 5) 10 50 µA (Note 5) 6.0 20 50 9.4 100 - mW µW dB VDD Power-Down Mode ( PD = “L”) VDD Power Dissipation (VDD) Normal Operation Power-Down Mode Power Supply Rejection Note 3. - AD725C VDD=3.0V THD+N: -89dB DR: 96dB (A-weight) S/N: 97dB (A-weight) Note 4. (0dB) VREF AOUT (typ.@0dB)=1.10Vpp*VREF/2 Note 5. (MCLK, BICK, LRCK) VSS M0040-J-02 VDD 2000/11 -4- ASAHI KASEI [AK4352] (Ta=25°C; VDD=1.8 ∼ 3.6V; fs=44.1kHz; DEM= “L”) Parameter Symbol Digital filter Passband -0.1dB (Note 6) PB -6.0dB Stopband (Note 6) SB Passband Ripple PR Stopband Attenuation SA Group Delay (Note 7) GD Digital Filter + Analog Filter Frequency Response 0 ∼ 20.0kHz Note 6. min typ max Units 0 24.1 22.05 20.0 - 43 - 14.7 - kHz kHz kHz dB dB 1/fs - ± 0.2 - dB ± 0.06 fs ( ) PB=0.4535fs(@-0.1dB) SB=0.546fs(@-43dB) Note 7. 18 DC (Ta=25°C; VDD=1.8 ∼ 3.6V) Parameter High-Level Input Voltage Low-Level Input Voltage Input Leakage Current Symbol VIH VIL Iin M0040-J-02 min 75%VDD - typ - max 25%VDD ±10 Units V V µA 2000/11 -5- ASAHI KASEI [AK4352] (Ta=25°C; VDD=1.8 ∼ 3.6V) Parameter 256fs: Master Clock Timing Pulse Width Low Pulse Width High 384fs: Pulse Width Low Pulse Width High LRCK Frequency (Note 8) Serial Interface Timing BICK Period BICK Pulse Width Low Pulse Width High BICK rising to LRCK Edge (Note 9) LRCK Edge to BICK rising (Note 9) SDATA Hold Time SDATA Setup Time Reset Timing PD Pulse Width (Note 10) Note 8. Note 9. LRCK Note 10. PD BICK “L” Symbol fCLK tCLKL tCLKH fCLK tCLKL tCLKH fs min 2.048 28 28 3.072 23 23 8 typ 11.2896 max 12.8 16.9344 19.2 44.1 50 Units MHz ns ns MHz ns ns kHz tBCK tBCKL tBCKH tBLR tLRB tSDH tSDS 312.5 100 100 50 50 50 50 ns ns ns ns ns ns ns tRST 300 ns “↑” “H” n 50% VDD LRCK tLRB tBLR tBCKH 50% VDD BICK tSDS SDATA tBCKL tSDH 50% VDD LSB tRST PD 25%VDD M0040-J-02 2000/11 -6- ASAHI KASEI [AK4352] n AK4352 CKS MCLK CKS 2/3 ( PD = “H”) MCLK(256fs/384fs), LRCK(fs), BICK(32fs∼) MCLK MCLK “L” 256fs “H” 384fs 384fs 1 AK4352 LRCK (fs) (MCLK, BICK, LRCK) ( PD = “L”) AK4352 LRCK LRCK (fs) 32.0kHz 44.1kHz 48.0kHz MCLK CKS= “L”: 256fs CKS= “H”: 384fs 8.1920MHz 12.2880MHz 11.2896MHz 16.9344MHz 12.2880MHz 18.4320MHz BICK (64fs) 2.0480MHz 2.8224MHz 3.0720MHz 1. 256fs or 384fs MCLK 2/3 H L 256fs CKS 1. MCLK M0040-J-02 2000/11 -7- ASAHI KASEI [AK4352] n AK4352 SDATA, BICK, LRCK 3 DIF0 DIF1 0 0 18 1 ADC 2 DSP 2 DIF1 0 0 1 1 3 DIF0 0 1 0 1 4 DAC 16 I2 S 3 LSB 16 Mode 0: 16bit 1: 18bit 2: 18bit 3: I2S 2 BICK ≥32fs ≥36fs ≥36fs ≥32fs or 36fs “0” 2 2 3 4 2. LRCK Rch Lch BICK SDATA Mode 0 Don’t care 15 14 0 Don’t care 15 14 0 Don’t care 15 14 0 15 14 0 15:MSB, 0:LSB (@16bit Data) SDATA Mode 1 Don’t care 17 16 17:MSB, 0:LSB (@18bit Data) 17 16 *Mode 1: BICK needs 36fs or more than 36fs. 2. Mode 0,1 Rch Lch LRCK BICK SDATA 16bit 15 14 1 0 SDATA 18bit 17 16 3 2 1 0 Don’t care 15 14 1 0 Don’t care 17 16 3 2 1 0 Don’t care 15 14 Don’t care 17 16 * BICK needs 36fs or more than 36fs. 3. Mode 2 M0040-J-02 2000/11 -8- ASAHI KASEI [AK4352] Lch LRCK Rch BICK SDATA 16bit 15 14 1 0 SDATA 18bit 17 16 3 2 1 0 Don’t care 15 14 1 0 Don’t care 17 16 3 2 1 0 Don’t care 15 Don’t care 17 * BICK needs 32fs or 36fs or more than 36fs. 4. Mode 3 n IIR fs=44.1kHz DEM = “H” (50/15µs ) n PD “L” (Hi-Z) 5 PD Internal State Normal Operation Power-down D/A In (Digital) Normal Operation “0”data GD (1) GD (1) (3) D/A Out (Analog) Clock In External Mute (5) Mute On 5. (1) (2) (4) (5) (3) (4) MCLK,LRCK,BICK (3) PD (2) / (GD) Hi-Z (“↑ ↓”) (3) M0040-J-02 2000/11 -9- ASAHI KASEI [AK4352] n PD LRCK “L” MCLK “↑” 6 External Clock Reset Audio Data Processor Mode Setting System Ground (AKD4352) 1 MCLK 2 PD 3 BICK 4 SDATA 5 LRCK CKS 16 VCML 15 AOUTL 14 AOUTR 13 VCMR 12 VREF 11 AK4352 Top View 6 DIF0 7 DIF1 VDD 10 8 DEM VSS 9 + 10µ 10µ + Lch MUT Out + Rch MUT Out + + 0.1µ 10µ Analog 2V Analog Ground 6. Note: - LRCK = fs, BICK ≥ 32fs or 36fs, MCLK = 256fs/384fs. - AOUT M0040-J-02 2000/11 - 10 - ASAHI KASEI [AK4352] 1. 6 VDD PC AK4352 VREF VDD, VSS 2. VREF VREF VREF VSS VCML, VCMR 10µF VCML, VCMR 10µF 0.1µF 0.1µF AK4352 VDD VSS VREF, VCML, VCMR 3. VCML, VCMR ∆Σ ( ) 2’s (2 ) 7FFFH(@16bit) 0000H(@16bit) VCML, VCMR 8000H(@16bit) VCML, VCMR + mV 1.10Vpp(typ) DC DC M0040-J-02 2000/11 - 11 - ASAHI KASEI [AK4352] 16pin TSSOP (Unit: mm) *5.0 16 1.10max 9 *4.4 6.4±0.2 A 1 0.22±0.1 8 0.65 0.17±0.05 0.1±0.1 | 0.10 1.0 Seating Plane 0.5±0.2 Detail A NOTE: Dimension "*" does not include mold flash. 0-10° n Package & Lead frame material Package molding compound: Epoxy Lead frame material: Cu Lead frame surface treatment: Solder plate M0040-J-02 2000/11 - 12 - ASAHI KASEI [AK4352] AKM 4352VT XXYYY Contents of XXYYY XX: Lot# YYY: Date Code • • • • • • M0040-J-02 2000/11 - 13 -