AD1954 Analog Devices, AD1954 Datasheet - Page 30

• Manufacturer Part Number: AD1954
• Description: SigmaDSP Digital Audio Processor
• Manufacturer: Analog Devices

AD1954
Signal Description
HPF Out Left
HPF Out Right
Deemphasis Out Left
Deemphasis Out Right
Left Biquad 0 output
Left Biquad 1 output
Left Biquad 2 output
Left Biquad 3 output
Left Biquad 4 output
Left Biquad 5 output
Left Biquad 6 output
Right Biquad 0 output
Right Biquad 1 output
Right Biquad 2 output
Right Biquad 3 output
Right Biquad 4 output
Right Biquad 5 output
Right Biquad 6 output
Volume Out Left
Volume Out Right
Volume Out Sub
Spatializer Out Left
Spatializer Out Right
Delay Output Left
Delay Output Right
Main Compressor RMS Out (dB)
Main Compressor Gain Reduction
(linear)
Look-ahead Delay Output Left
Look-ahead Delay Output Right
Main Compressor Out Left
Main Compressor Out Right
Interpolator Input Left
(includes SUB Re-Inject)
Interpolator Input Right
(includes SUB Re-Inject)
Sub Channel Filter Input
Sub Biquad 0 output
Sub Biquad 1 output
PRELIMINARY TECHNICAL DATA
Table XX. Data Capture Trap Indexes and Register Select
Program Count
Index (9 Bits)
19
245
23
247
38
47
56
65
74
83
92
258
267
276
285
294
315
324
98
95
463
100
96
176
327
131
141
141
154
151
164
177
328
398
406
415
Register Select (2 Bits)
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
DB_OUT
MCI
MDI
MDI
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Mult_out
Numeric Format
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
24-bit positive binary, bit 19
corresponds to a 3 dB change
2.22, 2 LSBs = 0
3.21, 2 LSBs truncated
3.21, 2 LSBs truncated
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped
1.23, clipped