Audio Precision B Series - Page 75

APx PDM 16 Input Module for B Series: Specifications 73
PDM 16
Technical Specifications
Parameter Symbol Test Conditions Min Type Max Unit
RECEIVER
Remote Input Pod
Instrument to pod cable lengths of 2 m, 5 m
and 10 m available
Data Lines 18
Channels 116
Decimated Rate
F
S
4192kHz
Bit Clock Rate
F
B
Master or slave mode 0.128 24.576 MHz
Clock Outputs
1 master clock source replicated on 8 out-
puts
8
Clock Inputs
1 slave clock input shared across all 8 data
lines
1
Phase/Synchronization
All channels sampled synchronously from
common clock, phase relationships between
channels fully maintained
DECIMATION FILTER
Decimation Ratio (FB/FS) DECR 32, 64, 128, 256, 512 32 512
Passband Frequency Range 0 0.45
F
S
Passband Gain DECR = 32, 64, 128, 256, 512 -0.001 +0.001 dB
Passband Gain DECR = 32 -0.01 +0.01 dB
Stopband Frequency Range 0.55 DECR/2
F
S
Stopband Attenuation 120 dB