ADAU1961WBCPZ Analog Devices Inc, ADAU1961WBCPZ Datasheet - Page 67

• Manufacturer Part Number: ADAU1961WBCPZ
• Description: IC STEREO AUD CODEC LP 32LFCSP
• Manufacturer: Analog Devices Inc
• Type: Audio Codecr

Specifications of ADAU1961WBCPZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: No
• S/n Ratio, Adcs / Dacs (db) Typ: 99 / 101
• Dynamic Range, Adcs / Dacs (db) Typ: 99 / 101
• Voltage - Supply, Analog: 2.97 V ~ 3.63 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, CSP Exposed Pad
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 2
• No. Of Output Channels: 2
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 101dB
• Sampling Rate: 96kSPS
• No. Of: RoHS Compliant
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

R38: DAC Control 2, 16,428 (0x402C)
Bit 7
Table 63. DAC Control 2 Register
Bits
[7:0]
R39: Serial Port Pad Control, 16,429 (0x402D)
The optional pull-up/pull-down resistors are nominally 250 kΩ. When enabled, these pull-up/pull-down resistors set the serial port
signals to a defined state when the signal source becomes three-state.
Bit 7
Table 64. Serial Port Pad Control Register
Bits
[7:6]
[5:4]
[3:2]
[1:0]
Bit Name
RDAVOL[7:0]
Bit Name
ADCSDP[1:0]
DACSDP[1:0]
LRCLKP[1:0]
BCLKP[1:0]
ADCSDP[1:0]
Bit 6
Bit 6
Description
Controls the digital volume attenuation for right channel inputs from the right DAC. Each bit corresponds to a
0.375 dB step with slewing between settings. See Table 71 for a complete list of the volume settings.
Setting
00000000
00000001
00000010
…
11111110
11111111
Description
ADC_SDATA pad pull-up/pull-down configuration.
Setting
00
01
10
11
DAC_SDATA pad pull-up/pull-down configuration.
Setting
00
01
10
11
LRCLK pad pull-up/pull-down configuration.
Setting
00
01
10
11
BCLK pad pull-up/pull-down configuration.
Setting
00
01
10
11
Bit 5
Bit 5
DACSDP[1:0]
Bit 4
Bit 4
Volume Attenuation
0 dB (default)
−0.375 dB
−0.75 dB
…
−95.25 dB
−95.625 dB
Configuration
Pull-up
Reserved
None (default)
Pull-down
Configuration
Pull-up
Reserved
None (default)
Pull-down
Configuration
Pull-up
Reserved
None (default)
Pull-down
Configuration
Pull-up
Reserved
None (default)
Pull-down
Rev. 0 | Page 67 of 76
RDAVOL[7:0]
Bit 3
Bit 3
LRCLKP[1:0]
Bit 2
Bit 2
Bit 1
Bit 1
BCLKP[1:0]
ADAU1961
Bit 0
Bit 0