Datasheet > MAX9776EBX+TG45

MAX9776EBX+TG45

更新时间： 2024-02-21 16:44:33

品牌	Logo	应用领域
美信 - MAXIM		商用集成电路
页数	文件大小	规格书
38页	648K
描述
Volume Control Circuit

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技术参数
数据手册

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MAX9776EBX+TG45 技术参数

是否无铅：	不含铅	是否Rohs认证：	符合
生命周期：	Obsolete	Reach Compliance Code：	compliant
ECCN代码：	EAR99	HTS代码：	8542.39.00.01
风险等级：	5.67	商用集成电路类型：	VOLUME CONTROL CIRCUIT
峰值回流温度（摄氏度）：	NOT SPECIFIED	处于峰值回流温度下的最长时间：	NOT SPECIFIED
Base Number Matches：	1

MAX9776EBX+TG45 数据手册

2 x 1.5W, Stereo Class D Audio Subsystem

with DirectDrive Headphone Amplifier

ELECTRICAL CHARACTERISTICS (continued)

= PV

= CPV

= 3.3V, V

= V

= 0V, SHDN = V , I²C settings (INA gain = +20dB, INB gain = INC gain =

GND

PGND

CPGND DD

0dB, volume setting = 0dB, mono path gain = 0dB, SHDN = 1, SSM = 1). Speaker load resistors (R

) are terminated between

LSP

OUT_+ and OUT_-, headphone load resistors are terminated to GND, unless otherwise noted. C1 = C2 = C3 = 1µF. T = T

MIN

MAX

, unless otherwise noted. Typical values are at T = +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

RECEIVER AMPLIFIER

Output Offset Voltage

= +25°C

±1.±

-62

-67

-63

-66

±0

±5.5

Into shutdown

Peak voltage, T

+25°C, A-weighted,

32 samples per

Into mute

Click-and-Pop Level

Out of shutdown

Out of mute

second (Notes 3, 6)

= 2.7V to 5.5V

5±

f = 217Hz,

100mV

±0

ripple

P-P

Power-Supply Rejection Ratio

(Note 3)

PSRR

= +25°C

= +25°C,

f = 1kHz,

100mV

5/MAX976

P-P

f = 20kHz,

100mV

P-P

R = 16Ω

Output Power

Gain

OUT

THD+N = 1%

R = 32Ω

R = 16Ω (V

= ±00mV

, f = 1kHz)

0.03

0.024

±7

OUT

RMS

Total Harmonic Distortion Plus

Noise

THD+N

R = 32Ω (V

OUT

RMS

BW = 20Hz to 20kHz

A-weighted

R = 16Ω, V

±00mV

OUT

Signal-to-Noise Ratio

SNR

(Note 3)

RMS

±9

Slew Rate

0.3

300

V/µs

Capacitive Drive

HEADPHONE AMPLIFIERS

Output Offset Voltage

= +25°C

±1.±

-61

-65

-60

-64

±4

±5.5

Into shutdown

Into mute

Peak voltage, T

+25°C, A-weighted,

32 samples per

Click-and-Pop Level

ESD Protection

Out of shutdown

Out of mute

Contact

second (Notes 2, 4)

HP_

Air

±±

= 2.7V to 5.5V

5±

±0

f = 217Hz,

100mV

±0

ripple

P-P

Power-Supply Rejection Ratio

(Note 3)

PSRR

= +25°C

f = 1kHz,

100mV

P-P

f = 20kHz,

100mV

P-P

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