参数资料
型号: MAX97003EWP+T
厂商: Maxim Integrated Products
文件页数: 7/48页
文件大小: 0K
描述: IC AUDIO SUBSYSTEM LN 20WLP
标准包装: 2,500
类型: D 类;H 类
输出类型: 1-通道(单声道)或 2-通道(立体声)
在某负载时最大输出功率 x 通道数量: 1W x 2 @ 8 欧姆
电源电压: 2.7 V ~ 5.5 V
特点: 消除爆音,差分输入,关闭
安装类型: *
供应商设备封装: *
封装/外壳: *
包装: *
Maxim Integrated Products 15
MAX97003
High-Efficiency, Low-Noise Audio Subsystem
Typical Operating Characteristics (continued)
(VDD = 1.8V, VPVDD = 4.2V, VGND = VPGND = 0V. Headphone path: PGAIN_ = -1.5dB, HP_VOL = 0dB, HPGAIN = +2dB, input signal
configured singled-ended. Speaker path: PGAIN_ = 0dB, SPKVOL = 0dB, SPKGAIN = +12dB, input signal configured differential.
Speaker loads (ZSPK) connected between SPKP and SPKN. Headphone loads (RHP) connected from HPL or HPR to GND. SDA and
SCL pullup voltage = 1.8V. ZSPK = J, RHP = J. CC1P-C1N = CCPVDD = CCPVSS = CBIAS = 1FF.)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX97003
toc06
OUTPUT POWER (W)
THD+N
RATIO
(%)
2.0
1.5
1.0
0.5
0.01
0.1
1
10
100
0.001
0
2.5
VPVDD = 5V
ZSPK = 8I + 68H
f = 6kHz
f = 1kHz
f = 100kHz
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX97003
toc07
OUTPUT POWER (W)
THD+N
RATIO
(%)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.01
0.1
1
10
100
0.001
0
4.0
VPVDD = 5V
ZSPK = 4I + 33H
f = 6kHz
f = 1kHz
f = 100kHz
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX97003
toc08
OUTPUT POWER (W)
THD+N
RATIO
(%)
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.01
0.1
1
10
100
0.001
0
1.6
VPVDD = 4.2V
ZSPK = 8I + 68H
f = 6kHz
f = 1kHz
f = 100kHz
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX97003
toc09
OUTPUT POWER (W)
THD+N
RATIO
(%)
2.5
2.0
1.5
1.0
0.5
0.01
0.1
1
10
100
0.001
0
3.0
VPVDD = 4.2V
ZSPK = 4I + 33H
f = 6kHz
f = 1kHz
f = 100kHz
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX97003
toc10
OUTPUT POWER (W)
THD+N
RATIO
(%)
1.0
0.8
0.6
0.4
0.2
0.01
0.1
1
10
100
0.001
0
1.2
VPVDD = 3.6V
ZSPK = 8I + 68H
f = 6kHz
f = 1kHz
f = 100kHz
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX97003
toc11
OUTPUT POWER (W)
THD+N
RATIO
(%)
1.5
1.0
0.5
0.01
0.1
1
10
100
0.001
0
2.0
VPVDD = 3.6V
ZSPK = 4I + 33H
f = 6kHz
f = 1kHz
f = 100kHz
SPEAKER AMPLIFIER
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