AK5357VTP AKM Semiconductor Inc, AK5357VTP Datasheet - Page 12

• Manufacturer Part Number: AK5357VTP
• Description: IC ADC AUDIO STER 24BIT 16TSSOP
• Manufacturer: AKM Semiconductor Inc
• Type: ADCr

Specifications of AK5357VTP

• Resolution (bits): 24 b
• Sampling Rate (per Second): 4k ~ 96k
• Data Interface: I²S, Serial
• Voltage Supply Source: Analog and Digital
• Voltage - Supply: 5V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 974-1027-2; AK5357VTP

■
The ADC has a digital high pass filter for DC offset cancellation. The cut-off frequency of the HPF is 1.0Hz
(@fs=48kHz) and scales with sampling rate (fs).
HPF is controlled by CKS2-0 pins
noise occurs by changing DC offset. It is recommended that HPF setting is changed when the PDN pin = “L”.
MS0294-E-03
Digital High Pass Filter
LRCK
SCLK(64fs)
SDTO(o)
LRCK
SCLK(64fs)
SDTO(o)
0
0
23 22
23:MSB, 0:LSB
1 2
1 2
23 22
23:MSB, 0:LSB
3
(Table
4
20 21
4
Lch Data
3 2 1
2). If HPF setting (ON/OFF) is changed when the AK5357 is in operation, click
21
Lch Data
3 2 1
22 23
22 23
Figure 1. Mode 0 Timing
Figure 2. Mode 1 Timing
0
24
24
0
25
- 12 -
31 0 1 2
0 1 2
23 22
23 22
4
20 21
Rch Data
4
3
21
Rch Data
3
2
22
22
2
1
23
23
1
0
24
24
0
25
31
[AK5357]
0
0
23
2009/03
1
1