(V
參數(shù)資料
型號(hào): MAX97002EWP+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 3/37頁(yè)
文件大小: 0K
描述: IC AUDIO SUBSYSTEM 20WLP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1
系列: DirectDrive®
類型: D 類
輸出類型: 1-通道(單聲道),帶立體聲耳機(jī)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 920mW x 1 @ 8 歐姆; 37mW x 2 @ 16 歐姆
電源電壓: 2.7 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,I²C,靜音,關(guān)閉,音量控制
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 20-WLP
封裝/外殼: 20-WFBGA,WLBGA
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: MAX97002EWP+TDKR
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifiers
MAX97002
11
Typical Operating Characteristics
(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.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX97002
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.0
4.5
4.0
3.5
3.0
1
2
3
4
5
6
0
2.5
5.5
SPEAKER ONLY
INPUTS AC-COUPLED TO GND
INPUT = INA
VSDA = VSCL = 3.3V
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
MAX97002
toc02
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
(A)
5.0
4.5
4.0
3.5
3.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
2.5
5.5
INPUTS AC-COUPLED TO GND
VSDA = VSCL = 3.3V
SPEAKER VOLUME ATTENUATION
vs. VOLUME CONTROL CODE
MAX97002
toc03
VOLUME CONTROL CODE (NUMERIC)
SPEAKER
VOLUME
ATTENUATION
(dB)
60
50
40
30
20
10
-30
-20
-10
0
10
20
30
-40
0
70
8I LOAD
HEADPHONE VOLUME ATTENUATION
vs. HP_VOL CODE
MAX97002
toc04
HP_VOL CODE (NUMERIC)
HEADPHONE
VOLUME
ATTENUATION
(dB)
30
25
5
10
15
20
-60
-50
-40
-30
-20
-10
0
10
-70
0
35
RIGHT AND LEFT
32I LOAD
THD+N vs. FREQUENCY
MAX97002
toc05
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
10
0.001
0.01
100
VPVDD = 3.7V
ZSPRK = 8I + 68F
POUT = 200mW
POUT = 600mW
THD+N vs. FREQUENCY
MAX97002
toc06
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
10
0.001
0.01
100
VPVDD = 3.7V
ZSPRK = 4I + 33F
POUT = 200mW
POUT = 1000mW
THD+N vs. FREQUENCY
MAX97002
toc07
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
10
0.001
0.01
100
VPVDD = 3.7V
ZSPRK = 8I + 68F
SSM
FFM
THD+N vs. OUTPUT POWER
MAX97002
toc08
POUT (mW)
THD+N
(%)
0.01
0.1
1
10
100
0.001
0
400
800
1200
1600
2000
2400
fIN = 100Hz
fIN = 6kHz
fIN = 1kHz
VPVDD = 5.0V
ZSPRK = 8I + 68F
THD+N vs. OUTPUT POWER
MAX97002
toc09
POUT (mW)
THD+N
(%)
3500
3000
2500
2000
1500
1000
500
0.01
0.1
1
10
100
0.001
0
4000
fIN = 100Hz
fIN = 6kHz
fIN = 1kHz
VPVDD = 5.0V
ZSPRK = 4I + 33F
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