参数资料
型号: MAX97002EWP+T
厂商: Maxim Integrated Products
文件页数: 7/37页
文件大小: 0K
描述: IC AUDIO SUBSYSTEM 20WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
系列: DirectDrive®
类型: D 类
输出类型: 1-通道(单声道),带立体声耳机
在某负载时最大输出功率 x 通道数量: 920mW x 1 @ 8 欧姆; 37mW x 2 @ 16 欧姆
电源电压: 2.7 V ~ 5.5 V
特点: 消除爆音,差分输入,I²C,静音,关闭,音量控制
安装类型: 表面贴装
供应商设备封装: 20-WLP
封装/外壳: 20-WFBGA,WLBGA
包装: 标准包装
其它名称: MAX97002EWP+TDKR
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifiers
MAX97002
15
Typical Operating Characteristics (continued)
(VLDOIN = VPVDD = 3.7V, VGND = VPGND = 0V. Single-ended inputs, preamp gain = 0dB, HPLVOL = HPRVOL = SPKVOL = 0dB. Speaker
loads (ZSPK) connected between OUTP and OUTN. Headphone loads (RHP) connected from HPL or HPR to GND. ZSPK = ∞, RHP = ∞.
CC1P-C1N = CHPVDD = CHPVSS = CBIAS = 1μF. TA = +25°C, unless otherwise noted.)
OUTPUT POWER vs. LOAD RESISTANCE
MAX97002
toc33
LOAD RESISTANCE (I)
OUTPUT
POWER
(W)
100
10
20
30
40
50
60
70
80
90
0
1
1000
fIN = 1kHz
THD+N = 1%
MEASURED AT
HPR ONLY
C1 = C2 = C3 = 2.2F
C1 = C2 = C3 = 1F
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX97002
toc34
FREQUENCY (kHz)
PSRR
(dB)
10
1
0.1
-120
-100
-80
-60
-40
-20
0
-140
0.01
100
VRIPPLE = 200mVP-P
VDD = 1.8V
INPUTS AC-COUPLED GND
OUTPUT SPECTRUM
MAX97002
toc35
FREQUENCY (kHz)
AMPLITUDE
(dBV)
16 18
14
4
2
6
8
10 12
-140
-120
-100
-80
-60
-40
-20
0
20
RLOAD = 32I
fIN = 1kHz
COMMON-MODE REJECTION RATIO
vs. FREQUENCY
MAX97002
toc38
FREQUENCY (kHz)
CROSSTALK
(dB)
10
1
0.1
-60
-50
-40
-30
-20
-10
0
-70
0.01
100
RLOAD = 32I
PREGAIN = +18dB
PREGAIN = +9dB
PREGAIN = 0dB
OUTPUT SPECTRUM
MAX97002
toc36
FREQUENCY (kHz)
AMPLITUDE
(dBV)
12
10
8
2
4
6
-140
-120
-100
-80
-60
-40
-20
0
14 16 18 20
RLOAD = 16I
fIN = 1kHz
SOFTWARE SHUTDOWN RESPONSE
MAX97002 toc39
SDA
2V/div
HPL/HPR
200mV/div
1ms/div
CROSSTALK vs. FREQUENCY
MAX97002
toc37
FREQUENCY (kHz)
CROSSTALK
(dB)
10
1
0.1
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
0.01
100
RLOAD = 32I
LEFT TO RIGHT RIGHT TO LEFT
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