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參數(shù)資料
| 型號(hào)： | MAX9789AEVKIT+ |
| 廠商： | Maxim Integrated Products |
| 文件頁(yè)數(shù)： | 23/28頁(yè) |
| 文件大小： | 0K |
| 描述： | EVALUATION KIT FOR MAX9789A |
| 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® |
| 放大器類型： | AB 類 |
| 輸出類型： | 2-通道（立體聲）帶立體聲耳機(jī)和超低音器 |
| 在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量： | 2W x 2 @ 4 歐姆; 100mW x 2 @ 16 歐姆 |
| 電源電壓： | 4.5 V ~ 5.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 板類型： | 完全填充 |
| 已用 IC / 零件： | MAX9789A，MAX9790A |
| 已供物品： | 板 |
| 相關(guān)產(chǎn)品： | MAX9789AETJ+T-ND - IC AMP AUDIO 2W STER AB 32TQFN MAX9790AETJ+T-ND - IC AMP AUDIO 2W STER AB 32TQFN MAX9790AETJ+-ND - IC AMP AUDIO 2W STER AB 32TQFN MAX9789AETJ+-ND - IC AMP AUDIO 2W STER AB 32TQFN |
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MAX9789/MAX9790
Windows Vista-Compliant, Stereo Class AB Speaker
Amplifiers and DirectDrive Headphone Amplifiers
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDD = PVDD = CPVDD = HPVDD = HP_EN = VLDO_EN (MAX9789 only) = +5V, VGND = VPGND = VCPGND = SPKR_EN = VLDO_SET
(MAX9789 only) = 0V, ILDO_OUT (MAX9789 only) = 0, C1 = C2 = CBIAS = 1F. RL = ∞, unless otherwise specified, VGAIN1 = 0,
VGAIN2 = 5V (AVSP = 10dB, AVHP = 3.5dB), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
HPVDD = 3V to 5.5V, TA = +25°C
70
95
f = 1kHz, VRIPPLE = 200mVP-P (Note 4)
84
Power-Supply Rejection Ratio
PSRR
f = 10kHz, VRIPPLE = 200mVP-P (Note 4)
63
dB
Voltage Gain
AV
3.5
dB
Input Impedance
RIN
Measured at headphone amplifier inputs
20
40
80
k
Ω
±2
±7
Output Offset Voltage
VOS
TA = +25°C
MAX9789C
±2
±10
mV
Into shutdown
-60
Click-and-Pop Level
KCP
RL = 32
Ω, peak voltage,
A-weighted, 32 samples
per second (Notes 3, 4)
Out of shutdown
-60
dBV
RL = 32
Ω, f = 1kHz, A-weighted,
FS = 0.300VRMS, VOUT = 300VRMS
89
Dynamic Range
DR
RL = 10k
Ω, f = 1kHz, A-weighted,
FS = 0.707VRMS, VOUT = 707VRMS
97
dB FS
22Hz to 22kHz
100
Signal-to-Noise Ratio
SNR
RL = 32
Ω,
POUT = 60mW
A-weighted
103
dB
Noise
Vn
BW = 22Hz to 22kHz
12
VRMS
Capacitive-Load Drive
CL
No sustained oscillations
200
pF
RL = 32
Ω,
FS = 0.300VRMS,
VOUT = 30mVRMS
-74
Crosstalk
L to R, R to L,
20kHz AES17
BW = 20Hz to 20kHz
RL = 10k
Ω,
FS = 0.707VRMS,
VOUT = 70.7mVRMS
-77
dB
Slew Rate
SR
0.4
V/s
500
550
625
Charge-Pump Frequency
fOSC
MAX9789C
475
550
625
kHz
LOW-DROPOUT LINEAR REGULATOR
Regulator Input Voltage Range
VDD
Inferred from line regulation
4.5
5.5
V
IOUT = 0mA
0.1
0.4
Ground Current
IGND
IOUT = 120mA
-40
mA
Output Current
IOUT
120
mA
Crosstalk
VOUT = 4.75V, IOUT = 0mA, f = 1kHz,
speaker POUT = 2W, speaker RL = 4
Ω
-95
dB
±1.5
Fixed Output Voltage Accuracy
IOUT = 1mA
MAX9789C
±3.0
%
Adjustable Output Voltage Range
1.21
4.75
V
1.18
1.21
1.23
LDO_SET Reference Voltage
VSET
MAX9789C
1.18
1.21
1.25
V
LDO_SET Dual-Mode Threshold
200
mV
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| MAX9789AEVKIT+ | 功能描述:放大器 IC 開發(fā)工具 MAX9789A/90A Eval Kit RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評(píng)估:IR4302 工作電源電壓:13 V to 23 V |
| MAX9789BETJ+ | 功能描述:音頻放大器 Windows Vista Class AB Speaker Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| MAX9789BETJ+T | 功能描述:音頻放大器 Windows Vista Class AB Speaker Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| MAX9789CETJ+ | 功能描述:音頻放大器 Windows Vista Class AB Speaker Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| MAX9789CETJ+T | 功能描述:音頻放大器 Windows Vista Class AB Speaker Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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