AD1938YSTZ Analog Devices Inc, AD1938YSTZ Datasheet - Page 27
![IC CODEC 24BIT 4ADC/8DAC 48LQFP](/photos/6/59/65923/505-48-lqfp_sml.jpg)
AD1938YSTZ
Manufacturer Part Number
AD1938YSTZ
Description
IC CODEC 24BIT 4ADC/8DAC 48LQFP
Manufacturer
Analog Devices Inc
Type
General Purposer
Datasheet
1.AD1938YSTZRL.pdf
(32 pages)
Specifications of AD1938YSTZ
Data Interface
Serial
Resolution (bits)
24 b
Number Of Adcs / Dacs
4 / 8
Sigma Delta
Yes
S/n Ratio, Adcs / Dacs (db) Typ
94 / 94
Dynamic Range, Adcs / Dacs (db) Typ
105 / 106
Voltage - Supply, Analog
3 V ~ 3.6 V
Voltage - Supply, Digital
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 105°C
Mounting Type
Surface Mount
Package / Case
48-LQFP
Audio Codec Type
Audio
No. Of Adcs
4
No. Of Dacs
8
No. Of Input Channels
4
No. Of Output Channels
8
Adc / Dac Resolution
24bit
Adcs / Dacs Signal To Noise Ratio
108dB
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AD1938YSTZ
Manufacturer:
NXP
Quantity:
35
Company:
Part Number:
AD1938YSTZ
Manufacturer:
ADI
Quantity:
227
Company:
Part Number:
AD1938YSTZ
Manufacturer:
Analog Devices Inc
Quantity:
10 000
Part Number:
AD1938YSTZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD1938YSTZRL
Manufacturer:
Analog Devices Inc
Quantity:
10 000
ADC CONTROL REGISTERS
Table 23. ADC Control Register 0
Bit
0
1
2
3
4
5
7:6
Table 24. ADC Control Register 1
Bit
1:0
4:2
6:5
7
Value
0
1
0
1
0
1
0
1
0
1
0
1
00
01
10
11
Value
00
01
10
11
000
001
010
011
100
101
110
111
00
01
10
11
0
1
Function
Normal
Power down
Off
On
Unmute
Mute
Unmute
Mute
Unmute
Mute
Unmute
Mute
32 kHz/44.1 kHz/48 kHz
64 kHz/88.2 kHz/96 kHz
128 kHz/176.4 kHz/192 kHz
Reserved
Function
24
20
Reserved
16
1
0
8
12
16
Reserved
Reserved
Reserved
Stereo
TDM (daisy chain)
ADC AUX mode (ADC-, DAC-, TDM-coupled)
Reserved
Latch in mid cycle (normal)
Latch in at end of cycle (pipeline)
Rev. C | Page 27 of 32
Description
Power-down
High-pass filter
ADC L1 mute
ADC R1 mute
ADC L2 mute
ADC R2 mute
Output sample rate
Description
Word width
SDATA delay (BCLK periods)
Serial format
BCLK active edge (TDM in)
AD1938