参数资料
型号: MAX97003EWP+T
厂商: Maxim Integrated Products
文件页数: 6/48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 14
MAX97003
High-Efficiency, Low-Noise Audio Subsystem
Typical Operating Characteristics
(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. FREQUENCY
MAX97003
toc03
FREQUENCY (Hz)
THD+N
RATIO
(%)
10k
1k
100
0.01
0.1
1
10
100
0.001
10
100k
VPVDD = 4.2V
ZSPK = 8I + 68H
POUT = 800mW
POUT = 200mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX97003
toc04
FREQUENCY (Hz)
THD+N
RATIO
(%)
10k
1k
100
0.01
0.1
1
10
100
0.001
10
100k
VPVDD = 4.2V
ZSPK = 4I + 33H
POUT = 1.5W
POUT = 500mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX97003
toc05
FREQUENCY (Hz)
THD+N
RATIO
(%)
10k
1k
100
0.01
0.1
1
10
100
0.001
10
100k
VPVDD = 4.2V
ZSPK = 8I + 68H
POUT = 600mW
SSM
FFM
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX97003
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.0
4.5
4.0
3.5
3.0
0.5
1.0
1.5
2.0
2.5
3.0
0
2.5
5.5
IPVDD SPK MODE
EXPANDER, DRC,
AND LIMITER DISABLED
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
MAX97003
toc02
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
(A)
5.0
4.5
4.0
3.5
3.0
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0
2.5
5.5
IPVDD
GENERAL
SPEAKER AMPLIFIER
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