Datasheet > LM4888_06

LM4888_06

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
美国国家半导体 - NSC		音频放大器
页数	文件大小	规格书
23页	1176K
描述
Dual 2.1W Audio Amplifier Plus Stereo Headphone & 3D Enhancement

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LM4888_06 数据手册

Electrical Characteristics for Bridged-Mode Operation (5V) (Notes 3, 7,

13) (Continued)

The following specifications apply for V_DD= 5V unless otherwise specified. Limits apply for T_A= 25˚C.

Symbol

Parameter

Conditions

LM4888

Typical Limit

Units

(Limits)

(Note 8) (Note 9)

Input Unterminated, 217Hz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 8Ω

Input Unterminated, 1kHz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 8Ω

PSRR

Power Supply Rejection Ratio

Input grounded, 217Hz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 8Ω

Input grounded, 1kHz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 8Ω

X_TALK

V_NO

Channel Separation

Output Noise Voltage

f = 1kHz, C₆= 1.0µF, 3D Control = Low

1kHz, A-weighted

µV

Electrical Characteristics for Single-Ended Operation (5V) (Notes 3, 7, 13)

The following specifications apply for V_DD= 5V unless otherwise specified. Limits apply for T_A= 25˚C.

Symbol

Parameter

Conditions

LM4888

Units

(Limits)

Typical

Limit

(Note 9)

(Note 8)

P_O

Output Power

THD+N = 0.5%, f = 1 kHz, R_L= 32Ω

mW (min)

THD+N Total Harmonic Distortion+Noise P_O= 20mW, 1kHz, R_L= 32Ω

0.015

Input Unterminated, 217Hz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 32Ω

Input Unterminated, 1kHz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 32Ω

PSRR

Power Supply Rejection Ratio

Input grounded, 217Hz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 32Ω

Input grounded, 1kHz

V_ripple= 200mV_p-p

C₆= 1µF, R_L= 32Ω

X_TALK

V_NO

Channel Separation

Output Noise Voltage

f = 1kHz, C₆= 1.0µF, 3D Control = Low

1kHz, A-weighted

µV

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