EKA8564A datasheet(12/16 Pages) EMC

12 / 16 page

eKA8564A

USB Audio Controller

•

Product Specification (V0.1) 09.08.2006

(This specification is subject to change without further notice)

9.2 Analog Electrical Characteristic

Parameter

Condition

Min

Typ

Max

Unit

ADC

ADC Resolution

−

Bits

ADC Sampling Frequency

−

kHz

Internal High Reference Voltage for ADC

−

2.55

−

Internal Low Reference Voltage for ADC

−

0.75

−

Pre-Amplifier Spec.

Pre-Amplifier Voltage Gain

−

19.5

20.5

Gain Amplifier Spec.

Voltage Amplifier Gain

−

Output Voltage Swing

−

1.6

−

Vp-p

Output Voltage

−

0.85

−

2.45

ALC Circuit Spec.

ALC Detection Level

MIC input = 7.5mV

-40

−

dBm

ALC Operating Range

−

LPF Spec

Pass-Band Ripple

−

0.5

Pass-Band Cutoff Frequency

−

kHz

Stop-Band Attenuation @ 24kHz

−

Stop-Band Attenuation @ 48kHz

−

DAC

DAC Resolution

−

Bits

DAC Sampling Frequency

−

kHz

Reference Voltage (Vref)

−

1.45

1.65

1.85

Minimum Analog Output Voltage

−

0.45

0.65

0.85

Maximum Analog Output Voltage

−

2.45

2.65

2.85

Full Scale Voltage Range

VDA=3.3V

-5%

2.0

+5%

Analog Output Impedance at Each Output Pin

−

200

Ω

Analog Output Capacitance at Each Output Pin

−

External Load Impedance

−

Volume Control Step

−

Step

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