WM8850 데이터 시트보기 (PDF) - Wolfson Microelectronics plc

부품명

상세내역

제조사

WM8850

Multi-Channel High Definition Audio CODEC

Wolfson Microelectronics plc 

WM8850

Pre-Production

Test Conditions

AVDD = CPVDD = 5V, DBVDD = 3.3V, DCVDD = 1.8V, TA = +25oC, 1kHz signal, fs = 48kHz, 24-bit data unless otherwise stated.

PARAMETER

SYMBOL

TEST CONDITIONS

Analogue Input 2 (VIN2LP, VIN2LN, VIN2RP, VIN2RN)

MIN

TYP MAX UNIT

Maximum Differential

Input Signal Level

VINDIFF(max)

0dB gain

2.25 x

AVDD/5

VRMS

Maximum Single-ended

Input Signal Level

Input impedance

VINSE(max)

0dB gain

Single-

ended or

Differential

(Inverting)

ZIN

Differential

(Non-

inverting)

Common Mode Rejection

Ratio

CMRR

20Hz to

20kHz

Microphone Preamp Gain

Options

Minimum PGA Gain

Setting

Maximum PGA Gain

Setting

PGA Gain Step Size

Guaranteed monotonic

1.1 x

AVDD/5

10

120

65

0

10

20

30

-12

+12

0.5

VRMS

kΩ

kΩ

dB

dB

dB

dB

dB

w

PP, April 2011, Rev 3.2

14

Share Link: