M-Audio DMAN [51/52] Appendix technical specs

Appendix - Technical Specs

Channel Volume Controls

Over a range of 64 dB:

Stereo Master Volume: 64 steps range

Stereo Aux In: 32 steps range

Stereo Line in: 32 steps range

Stereo Digital Audio: 64 steps range

Stereo Synth In: 32 steps range

Mono Mic-in: 32 steps range

External Audio Inputs

Mic Input Level: 10 mV to 200 mV p-p max

Impedance: 600k ohms or 20k ohms

Power supplied: 2.5V at 1 ma

Line Input Level:

Impedance:

2 V rms max

10k ohms

Aux Input Level:

Impedance:

2 V rms max

10k ohms

External Audio Outputs

Output Type: Combined line/headphone out

Output Level: Line output/headphone: 1.5 V rms

Load Impedance: Line output: 32 ohms

Frequency Response: 20 Hz - 20 kHz (± 3 dB)

Dynamic Range: 80 dB, typical 85 dB

Signal to Noise Ratio

(SNR):

Line output: >80 dB

Total Harmonic

Distortion (THD):

Line output: <0.015% @ 1 kHz

Channel Separation: > 65 dB

Board Configuration

IRQ: 5,7,9,11,12,15

DMA: 0, 1, 3

CODEC Base Address: 120H - 3FCH in 4-byte increments

MPU401 Base Address: 330H - 360H in 8-byte increments