AD1939 Analog Devices, AD1939 Datasheet - Page 25

• Manufacturer Part Number: AD1939
• Description: (AD1935 - AD1939) 4 ADC/8 DAC
• Manufacturer: Analog Devices

Preliminary Technical Data
DAC CONTROL REGISTERS
DAC control 0
DAC control 1
Bit
0
2:1
5:3
7:6
Bit
0
2:1
3
4
5
6
7
Value
0
1
00
01
10
11
000
001
010
011
100
101
110
111
00
01
10
11
Value
0
1
00
01
10
11
0
1
0
1
0
1
0
1
0
1
Function
Normal
Power down
32/44.1/48 kHz
64/88.2/96 kHz
128/176.4/192 kHz
Reserved
1
0
8
12
16
Reserved
Reserved
Reserved
Stereo (Normal)
TDM (Daisy Chain)
DAC Aux mode (ADC, DAC TDM coupled)
Dual-line TDM
Function
Latch in mid cycle (normal)
Latch in at end of cycle (pipeline)
64 (2 channels)
128 (4 channels)
256 (8 channels)
512 (16 channels)
Left low
Left high
Slave
Master
Slave
Master
DBCLK pin
Internally generated
Normal
Inverted
Rev. PrI | Page 25 of 30
Table 20
Table 21
Description
Power Down
Sample Rate
SDATA Delay (BCLK periods)
Serial Format
Description
BCLK Active Edge (TDM In)
BCLKs Per Frame
LRCLK Polarity
LRCLK Master/Slave
BCLK Master/Slave
BCLK Source
BCLK Polarity
AD1935/AD1936/AD1937/AD1938/AD1939