Table 1. reference designators, Table 2. microphone support specifications, Table 3. full duplex specifications – Cirrus Logic CRD4299-1 AVR User Manual

Page 9

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CRD4299-1 AMR

DS319RD1A1

9

Signal Name

Connector

Maximum Voltage

Reference

Designator

Imp.

(k

Ω)

Line In (A-D-PC-D-A)

Jack

2.376 V

RMS

0 dB FS (li)

Line In (A-A)

Jack

2.142 V

RMS

0 dB FS (li)

Mic In

Jack

0.128 V

RMS

0 dB FS (mi)

Line Out

Jack

1.021 V

RMS

0 dB FS (lo)

N/A

Table 1. Reference Designators

Microphones Supported

Support

Comments

3-Pin Phantom Power (power on ring)

Yes

2-Pin Dynamic

Yes

2-Pin Phantom Power (power on tip)

Table 2. Microphone Support Specifications

Full Duplex (A-D-PC-D-A):

Line In to Line Out

Reference

Left

Right

Units

Figures

Dynamic Range

-91.4

-91.4

dB FS A (lo)

99 - 1NXL

THD+N

-3 dB FS (li)

-85.2

-85.2

dB FS (lo)

99 - 1DXL

Frequency Response

Ac = -0.4 dB

20-20k

20-20k

Hz

99 - 1MXL

NOTE: TM004: combined test used in lieu of TM002 and TM003

Table 3. Full Duplex Specifications

Analog Mixer (A-A):

Line In to Line Out

Reference

Left

Right

Units

Figures

Dynamic Range

-95.8

-95.7

dB FS A (lo)

99 - 1NAL

THD+N

-3 dB FS (li)

-92.9

-92.9

dB FS (lo)

99 - 1DAL

Frequency Response

Ac = +-0.2 dB

20-20k

20-20k

Hz

99 - 1MAL

Crosstalk

f = 10 kHz

-66.8

-66.5

dB FS (lo)

99 - 1CAL

Table 4. Analog Mixer, Line In to Line Out Specifications

Analog Mixer (A-A):

Mic In to Line Out

Reference

Left

Right

Units

Figures

Dynamic Range

Gain = 0 dB

-94.1

N/A

dB FS A (lo)

99 - 1NAM

THD+N

-3 dB FS (mi)

-91.3

N/A

dB FS (lo)

99 - 1DAM

Frequency Response

Ac = -3 dB

50-15k

N/A

Hz

99 - 1MAM

NOTE: Mic In is Mono

Table 5. Analog Mixer, Mic In to Line Out Specifications

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