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參數(shù)資料
型號： TLV320DAC3120IRHBT
廠商： TEXAS INSTRUMENTS INC
元件分類： DAC
英文描述： SERIAL INPUT LOADING, 24-BIT DAC, PQCC32
封裝： 5 X 5 MM, PLASTIC, QFN-32
文件頁數(shù)： 78/110頁
文件大?。?/td> 1230K
代理商： TLV320DAC3120IRHBT
www.ti.com
SLAS659 – NOVEMBER 2009
Electrical Characteristics (continued)
At 25°C, AVDD = HPVDD = IOVDD = 3.3 V, SPKVDD = 3.6 V, DVDD = 1.8 V, fS (audio) = 48 kHz,
CODEC_CLKIN = 256 × fS, PLL = Off, VOL/MICDET pin disabled (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DAC OUTPUT TO CLASS-D SPEAKER OUTPUT; LOAD = 8
(DIFFERENTIAL), 50 pF
SPKVDD = 3.6 V, BTL measurement, CM = 1.8 V,
DAC input = 0 dBFS, class-D gain = 6 dB, THD
≤
2.2
–16.5 dB
Output voltage
Vrms
SPKVDD = 3.6 V, BTL measurement, CM = 1.8 V,
DAC input = –2 dBFS, class-D gain = 6 dB, THD
≤
2.1
–20 dB
SPKVDD = 3.6 V, BTL measurement, DAC input =
Output, common-mode
1.8
V
mute, CM = 1.8 V, class-D gain = 6 dB
SPKVDD = 3.6 V, BTL measurement, class-D gain =
SNR
Signal-to-noise ratio
6 dB, measured as idle-channel noise, A-weighted
87
dB
(with respect to full-scale output value of 2.3 Vrms)
SPKVDD = 3.6 V, BTL measurement, DAC input = –6
THD
Total harmonic distortion
–67
dB
dBFS, CM = 1.8 V, class-D gain = 6 dB
Total harmonic distortion +
SPKVDD = 3.6 V, BTL measurement, DAC input = –6
THD+N
–66
dB
noise
dBFS, CM = 1.8 V, class-D gain = 6 dB
SPKVDD = 3.6 V, BTL measurement, ripple on
PSRR
Power-supply rejection ratio(1)
–44
dB
SPKVDD = 200 mVp-p at 1 kHz
Mute attenuation
110
dB
SPKVDD = 3.6 V, BTL measurement, CM = 1.8 V,
0.7
class-D gain = 18 dB, THD = 10%
SPKVDD = 4.3 V, BTL measurement, CM = 1.8 V,
PO
Maximum output power
1
W
class-D gain = 18 dB, THD = 10%
SPKVDD = 5.5 V, BTL measurement, CM = 1.8 V,
1.6
class-D gain = 18 dB, THD = 10%
Output-stage leakage current
SPKVDD = 4.3 V, device is powered down
80
nA
for direct battery connection
(power-up-reset condition)
DAC POWER CONSUMPTION
DAC power consumption based per selected processing block, see Section 5.4
(1)
DAC to speaker-out PSRR is a differential measurement calculated as PSRR = 20 × log(
VSPK(P + M) / VSPKVDD).
Copyright 2009, Texas Instruments Incorporated
ELECTRICAL SPECIFICATIONS
7
Product Folder Link(s): TLV320DAC3120
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TLV320DAC3120IRHBT 制造商:Texas Instruments 功能描述:D/A Converter (D-A) IC 制造商:Texas Instruments 功能描述:IC, DAC, 32BIT, 192KSPS, QFN-32
TLV320DAC32 制造商:BB 制造商全稱:BB 功能描述:LOW POWER STEREO AUDIO DAC FOR PORTABLE AUDIO/TELEPHONY
TLV320DAC3202 制造商:TI 制造商全稱:Texas Instruments 功能描述:LOW POWER HIGH FIDELITY I2S INPUT HEADSET IC
TLV320DAC3202BYZJR 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Lo Pwr Hi Fidelity I2S Input Headset IC RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
TLV320DAC3202CYZJR 功能描述:音頻放大器 Low Pwr Hi Fidelity I2S Input Headset IC 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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