CS4461 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4461

Multi-Bit A/D for Class-D Real-Time PSR Feedback

Cirrus Logic 

1 2 3 4 5 6 7 8 9 10

3. TYPICAL CONNECTION DIAGRAM

CS4461

+3.3 V or +5.0 V

+5.0 V

47 µF

0.1 µF

See “CS4461 Recom-

mended Analog Input

Buffer” on page 8.

1 µF

0.1 µF

47 µF

0.1 µF

VDP VDP VDP VDP

0.1 µF

22.1 Ω

VA

PSR_MCLK

22.1 Ω

PSR_SYNC

22.1 Ω

PSR_DATA

PWM

Modulator

with PSR

PSR_EN

Processing

AIN+

PSR_RESET

CS4461

AIN-

VDP

47 kΩ

OVERFLOW

TEST

VQ

47 kΩ

GND

GND

GND

FILT+

GND

GND

REFGND

GND

GND

Figure 1. Typical Connection Diagram

DS650F1

7

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