CS43L21-DNZR 데이터 시트보기 (PDF) - Cirrus Logic

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CS43L21-DNZR

Low Power, Stereo Digital to Analog Converter

Cirrus Logic 

CS43L21

DC ELECTRICAL CHARACTERISTICS

(AGND = 0 V; all voltages with respect to ground.)

VQ Characteristics

Parameters

Nominal Voltage

Output Impedance

DC Current Source/Sink (Note 16)

FILT+

VSS_HP Characteristics

Nominal Voltage

DC Current Source

Power Supply Rejection Ratio (PSRR) (Note 17)

Min

Typ

Max Units

-

0.5•VA

-

V

-

23

-

kΩ

-

-

10

µA

-

VA

-

V

-

-0.8•(VA_HP)

-

V

-

10

µA

1 kHz -

60

-

dB

16. The DC current draw represents the allowed current draw from the VQ pin due to typical leakage

through electrolytic de-coupling capacitors.

17. Valid with the recommended capacitor values on FILT+ and VQ. Increasing the capacitance will also

increase the PSRR.

DIGITAL INTERFACE SPECIFICATIONS & CHARACTERISTICS

Parameters (Note 18)

Symbol

Min

Max

Input Leakage Current

Input Capacitance

Iin

-

±10

-

10

1.8 V - 3.3 V Logic

High-Level Output Voltage (IOH = -100 µA)

Low-Level Output Voltage (IOL = 100 µA)

High-Level Input Voltage

Low-Level Input Voltage

VOH

VL - 0.2

-

VOL

-

0.2

VIH

0.68•VL

-

VIL

-

0.32•VL

18. See “Digital I/O Pin Characteristics” on page 8 for serial and control port power rails.

Units

µA

pF

V

V

V

V

20

DS723A1

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