Connecting Cables

Audio Connection

Table 4-2lists the audio specifications, Figure 4-4shows the audio connec- tor, and Table 4-3shows the audio connector pinouts.

 

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Table 4-2

Audio Specifications

 

 

 

 

 

FunctionRange

 

 

 

 

Headphone maximum

2.75 V pp at 50 ohms

 

output level

 

 

Input sensitivity

Line in, 2.0 V pp at 47 K ohms microphone, 22

 

 

mV at 1 K ohm

 

Programmable input gain

0 to 22.5 dB in 1.5 dB steps

 

Programmable output

0 to 96 dB in 1.5 dB steps

 

attenuation

 

 

Programmable rates

8, 11.025, 16, 22.05, 32, 44.1, 48 KHz

 

Signal to noise ratio

Headphone, 61 dB

 

 

Line in, 61 dB

 

 

Microphone, 57 dB

 

 

 

4-10