AK5357VTP AKM Semiconductor Inc, AK5357VTP Datasheet
AK5357VTP
Specifications of AK5357VTP
AK5357VTP
Available stocks
Related parts for AK5357VTP
AK5357VTP Summary of contents
Page 1
The AK5357 is a stereo A/D Converter with wide sampling rate of 4kHz ∼ 96kHz and is suitable for multimedia audio system. The AK5357 achieves high accuracy and low cost by using Enhanced dual bit ΔΣ techniques. The AK5357 requires ...
Page 2
Ordering Guide AK5357ET AK5357VT AK5357KT AKD5357 ■ Pin Layout AINR AINL CKS1 VCOM AGND VA VD DGND ■ Compatibility with AK5353 and AK5381 S/(N+D) DR Master Mode HPF OFF TTL Level Mode VIH@TTL Level Mode 2.7 to 5.5V@fs=48kHz VA ...
Page 3
No. Pin Name I/O 1 AINR I 2 AINL I 3 CKS1 I 4 VCOM O 5 AGND - DGND - 9 SDTO O 10 LRCK I/O 11 MCLK I 12 SCLK I/O ...
Page 4
Note 1) Parameter Power Supplies: Analog Digital |AGND – DGND| Input Current, Any Pin Except Supplies Analog Input Voltage (AINL, AINR, CKS1 pins) Digital Input Voltage (All digital input pins except CKS1 pin) Ambient Temperature (powered applied) Storage Temperature ...
Page 5
VA=VD=5.0V; AGND=DGND=0V; fs=48kHz, 96kHz; SCLK=64fs; Signal Frequency=1kHz; 24bit Data; Measurement frequency=20Hz ∼ 20kHz at fs=48kHz, 40Hz ∼ 40kHz at fs=96kHz; unless otherwise specified) Parameter ADC Analog Input Characteristics: Resolution VA=5V Input Voltage (Note 4) VA=3V S/(N+D) (−1dBFS) VA=5V VA=3V ...
Page 6
Tmax; VA=VD=2.7 ∼ 5.5V) Parameter ADC Digital Filter (Decimation LPF): 9) ±0.1dB Passband (Note Stopband Passband Ripple Stopband Attenuation Group Delay Distortion Group Delay ADC Digital Filter (HPF): Frequency Response (Note 9) (Ta=Tmin ∼ Tmax; VA=VD=2.7 ∼ 5.5V) ...
Page 7
DC CHARACTERISTICS (CMOS Level Mode) (Ta=Tmin ∼ Tmax; VA=VD=2.7 ∼ 5.5V) Parameter High-Level Input Voltage Low-Level Input Voltage High-Level Output Voltage Low-Level Output Voltage Input Leakage Current DC CHARACTERISTICS (TTL Level Mode) (Ta=Tmin ∼ Tmax; VA=VD=4.5 ∼ 5.5V) Parameter High-Level ...
Page 8
Tmax; VA=VD=2.7 ∼ 5.5V; C Parameter Master Clock Timing Frequency Pulse Width Low Pulse Width High LRCK Frequency Duty Cycle Slave mode Master mode Audio Interface Timing Slave mode SCLK Period SCLK Pulse Width Low Pulse Width High ...
Page 9
Timing Diagram MCLK LRCK SCLK LRCK tSHLR SCLK tLRS SDTO MS0294-E-03 1/fCLK tCLKH tCLKL 1/fs tSCK tSCKH tSCKL Clock Timing tLRSH tSSD Audio Interface Timing (Slave mode [AK5357] VIH VIL VIH VIL VIH VIL VIH VIL ...
Page 10
LRCK tMSLR SCLK SDTO PDN SDTO PDN MS0294-E-03 tSSD Audio Interface Timing (Master mode) tPDV tPD Power Down & Reset Timing - 10 - [AK5357] 50%VD dSCK 50%VD 50%VD VIH VIL 50%VD VIL 2009/03 ...
Page 11
System Clock MCLK (256fs/384fs/512fs), SCLK and LRCK (fs) clocks are required in slave mode. The LRCK clock input must be synchronized with MCLK, however the phase is not critical. and the system clock frequency. MCLK frequency, SCLK frequency, HPF ...
Page 12
LRCK SCLK(64fs SDTO(o) 23:MSB, 0:LSB LRCK SCLK(64fs SDTO(o) 23:MSB, 0:LSB ■ Digital High Pass Filter The ADC has a digital high pass filter for DC offset cancellation. The cut-off ...
Page 13
Power down The AK5357 is placed in the power-down mode by bringing the PDN pin “L” and the digital filter is also reset at the same time. This reset should always be executed after power-up. In the power-down mode, ...
Page 14
Figure 4 shows the system connection diagram. The evaluation board demonstrates application circuits, the optimum layout, power supply arrangements and measurement results. 10u + Rch In + Lch In 10u 0.47u + Analog 5V 10u 0.1u + 10u 0.1u Note: ...
Page 15
Grounding and Power Supply Decoupling The AK5357 requires careful attention to power supply and grounding arrangements. Alternatively if VA and VD are supplied separately, the power up sequence is not critical. AGND and DGND of the AK5357 must be ...
Page 16
TSSOP (Unit: mm) *5.0±0 0.22±0.1 M 0.13 Seating Plane NOTE: Dimension "*" does not include mold flash. ■ Material & Lead finish Package molding compound: Lead frame material: Lead frame surface treatment: MS0294-E-03 PACKAGE 9 8 0.65 ...
Page 17
MS0294-E-03 MARKING (AK5357ET) AKM 5357ET XXYYY Pin #1 indication 1) Date Code: XXYYY (5 digits) 2) XX: Lot# YYY: Date Code Marketing Code: 5357ET [AK5357] 2009/03 ...
Page 18
MS0294-E-03 MARKING (AK5357VT) AKM 5357VT XXYYY Pin #1 indication 4) Date Code : XXYYY (5 digits) 5) XX: Lot# YYY: Date Code Marketing Code : 5357VT [AK5357] 2009/03 ...
Page 19
MS0294-E-03 MARKING (AK5357KT) AKM 5357KT XXYYY Pin #1 indication 7) Date Code : XXYYY (5 digits) 8) XX: Lot# YYY: Date Code Marketing Code : 5357KT [AK5357] 2009/03 ...
Page 20
Date (YY/MM/DD) Revision 04/2/24 00 06/01/11 01 07/11/22 02 09/03/27 03 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 ...