AK4522VM AKM [Asahi Kasei Microsystems], AK4522VM Datasheet
AK4522VM
Related parts for AK4522VM
AK4522VM Summary of contents
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ASAHI KASEI The AK4522 has a dynamic range of 100dB and is well-suited middle-range MD, surround system, musical instruments and car audio. Signal inputs and outputs are single-ended. The DAC outputs are analog filtered to remove out of band noise. ...
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... ASAHI KASEI Ordering Guide AK4522VM Pin Layout VREFH AINR+ AINR- AINL+ AINL- VA AGND DIF0 DIF1 LRCK SCLK SDTI M0020-E-02 -10 ∼ +70°C 24pin SSOP (0.65mm pitch Top View [AK4522] 24 VCOM 23 AOUTR 22 AOUTL 21 CMODE DGND 18 VD ...
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ASAHI KASEI No. Pin Name I/O Positive Voltage Reference Input Pin VREFH I Used as a positive voltage reference by ADC & DAC. VREFH should be connected externally to filtered VA. 2 AINR+ I Rch Analog Positive Input ...
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ASAHI KASEI (AGND DGND=0V; Note 1) Parameter Power Supplies Analog Digital |AGND-DGND| Input Current, Any Pin Except Supplies Analog Input Voltage Digital Input Voltage Ambient Temperature (power applied) Storage Temperature Note: 1. All voltages with respect to ground. 2. AGND ...
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ASAHI KASEI (Ta=25°C; VA, VD=5V; AGND, DGND=0V; VREFH=VA; fs=44.1kHz; SCLK=64fs; Signal Frequency =1kHz; 20bit Data; Measurement Frequency=10Hz ∼ 20kHz; unless otherwise specified) Parameter ADC Analog Input Characteristics: Differential Inputs; Analog Source Impedance=470Ω Resolution S/(N+D) (-0.5dB Input) DR (-60dB Input, A-Weighted) ...
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ASAHI KASEI (Ta=25°C; VA=4.5 ∼ 5.5V, VD=2.7 ∼ 5.5V; fs=44.1kHz; DEM0=”1”, DEM1=”0”) Parameter ADC Digital Filter (Decimation LPF): Passband (Note 10) Stopband Passband Ripple Stopband Attenuation Group Delay (Note 11) Group Delay Distortion ADC Digital Filter (HPF): Frequency Response (Note ...
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ASAHI KASEI (Ta=25°C; VA=4.5 ∼ 5.5V, VD=2.7 ∼ 5.5V; C Parameter Master Clock Timing External Clock 256fs: Pulse Width Low Pulse Width High 384fs: Pulse Width Low Pulse Width High 512fs: Pulse Width Low Pulse Width High LRCK Frequency Duty ...
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ASAHI KASEI Timing Diagram LRCK SCLK tLRM SDTO tSDS SDTI PD SDTO M0020-E-02 tSLKL tSLR tLRS tSDH Serial Interface Timing (Slave mode) tPD tPDV Reset & Initialize Timing - 8 - [AK4522] 50%VD tSLKH 50%VD tSSD 50%VD 50%VD 70%VD 30%VD ...
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ASAHI KASEI System Clock The master clock (MCLK) can be external clock input to the MCKI pin. CMODE is used to select either MCLK=256fs, 384fs or 512fs. The relationship between the MCLK and the desired sample rate is defined in ...
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ASAHI KASEI LRCK( SCLK(i:64fs) SDTO( SDTI(i) Don’t Care 19 19:MSB, 0:LSB LRCK( SCLK(i:64fs) SDTO( SDTI( 19:MSB, 0:LSB LRCK( ...
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ASAHI KASEI De-emphasis Filter The DAC of AK4522 includes the digital de-emphasis filter (tc=50/15us) by IIR filter. This filter corresponds to three frequencies (32kHz, 44.1kHz, 48kHz). The de-emphasis filter selected by DEM0 and DEM1 is enabled for input audio data. ...
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ASAHI KASEI Power-Down & Reset The ADC and DAC of AK4522 are placed in the reset mode by bringing a reset pin, PD “L”. This reset should always be done after power-up. In case of the ADC, an analog initialization ...
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ASAHI KASEI Figure 7 shows the system connection diagram. This is an example which analog signal is input by single ended circuit. In case of differential input, please refer to Figure 10. An evaluation board is available which demonstrates application ...
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ASAHI KASEI Analog Ground 5V analog 5V analog M0020-E-02 1 VREFH 2 AINR+ 3 AINR- 4 AINL+ 5 AINL- AK4522 AGND 8 DIF0 9 DIF1 10 LRCK 11 SCLK 12 SDTI Digital Ground System Controller Figure 8. ...
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ASAHI KASEI 1. Grounding and Power Supply Decoupling The AK4522 requires careful attention to power supply and grounding arrangements. VA and VD are usually supplied from analog supply in system. Alternatively if VA and VD are supplied separately, the power ...
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ASAHI KASEI 4. Analog Outputs The analog outputs are also single-ended and centered around the VCOM voltage. The input signal range scales with the supply voltage and nominally 0.58 x VREFH Vpp. The DAC input data format is 2’s complement. ...
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ASAHI KASEI 24pin SSOP (Unit: mm) 8. 0.30±0.10 0.13 M Seating Plane NOTE: Dimension "*" does not include mold flash. Package & Lead frame material Package molding compound: Lead frame material: Lead frame surface treatment: M0020-E-02 PACKAGE 13 ...
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... Date (Y/M/D) Revision Reason 12/01/25 02 Specification Change M0020-E-02 MARKING AK4522VM XBYYYC XBYYYC: Date code identifier REVISION HISTORY Page Contents 1, 2, AK4522VF was deleted. (24pin VSOP) 17, 18 AK4522VM was added. (24pin SSOP) Ordering Guide was changed. PACKAGE was changed. MARKING was changed [AK4522] 2012/01 ...
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ASAHI KASEI These products and their specifications are subject to change without notice. When you consider any use or application of these products, please make inquiries the sales office of Asahi Kasei Microdevices Corporation (AKM) or authorized distributors as to ...