參數(shù)資料
型號： PCM1794ADB
英文描述： 24-bit,192-khz sampling,advanced segment, audio stereo digital-to-analog converter
中文描述： 24位,192 - kHz的采樣，先進(jìn)的部分，立體聲音頻數(shù)字模擬轉(zhuǎn)換器
文件頁數(shù)： 3/30頁
文件大?。?/td> 301K
代理商： PCM1794ADB
SLES117A – AUGUST 2004 – REVISED NOVEMBER 2006
www.ti.com
3
ELECTRICAL CHARACTERISTICS (Continued)
all specifications at TA = 25
°
C, VCC1 = VCC2L = VCC2R = 5 V, VDD = 3.3 V, fS = 44.1 kHz, system clock = 256 fS, and 24-bit data, unless
otherwise noted
PARAMETER
TEST CONDITIONS
PCM1794ADB
TYP
UNIT
MIN
MAX
DYNAMIC PERFORMANCE (2-V RMS OUTPUT) (1)(2)
fS = 44.1 kHz
fS = 96 kHz
fS = 192 kHz
EIAJ, A-weighted, fS = 44.1 kHz
EIAJ, A-weighted, fS = 96 kHz
EIAJ, A-weighted, fS = 192 kHz
EIAJ, A-weighted, fS = 44.1 kHz
EIAJ, A-weighted, fS = 96 kHz
EIAJ, A-weighted, fS = 192 kHz
fS = 44.1 kHz
fS = 96 kHz
fS = 192 kHz
VOUT = –120 dB
0.0004%
0.0008%
0.0015%
127
127
127
127
127
127
123
122
120
±
1
0.0008%
THD+N at VOUT = 0 dB
123
Dynamic range
dB
123
Signal-to-noise ratio
dB
120
Channel separation
dB
Level linearity error
DYNAMIC PERFORMANCE (4.5-V RMS Output) (1)(3
)
dB
fS = 44.1 kHz
fS = 96 kHz
fS = 192 kHz
EIAJ, A-weighted, fS = 44.1 kHz
EIAJ, A-weighted, fS = 96 kHz
EIAJ, A-weighted, fS = 192 kHz
EIAJ, A-weighted, fS = 44.1 kHz
EIAJ, A-weighted, fS = 96 kHz
EIAJ, A-weighted, fS = 192 kHz
fS = 44.1 kHz
fS = 96 kHz
fS = 192 kHz
0.0004%
0.0008%
0.0015%
129
129
129
129
129
129
124
123
121
THD+N at VOUT = 0 dB
Dynamic range
dB
Signal-to-noise ratio
dB
Channel separation
dB
DYNAMIC PERFORMANCE (MONO MODE) (1)(3)
fS = 44.1 kHz
fS = 96 kHz
fS = 192 kHz
EIAJ, A-weighted, fS = 44.1 kHz
EIAJ, A-weighted, fS = 96 kHz
EIAJ, A-weighted, fS = 192 kHz
EIAJ, A-weighted, fS = 44.1 kHz
EIAJ, A-weighted, fS = 96 kHz
EIAJ, A-weighted, fS = 192 kHz
0.0004%
0.0008%
0.0015%
132
132
132
132
132
132
THD+N at VOUT = 0 dB
Dynamic range
dB
Signal-to-noise ratio
dB
(1)Filter condition:
THD+N: 20-Hz HPF, 20-kHz apogee LPF
Dynamic range: 20-Hz HPF, 20-kHz AES17 LPF, A-weighted
Signal-to-noise ratio: 20-Hz HPF, 20-kHz AES17 LPF, A-weighted
Channel separation: 20-Hz HPF, 20-kHz AES17 LPF
Analog performance specifications are measured using the System Two Cascade audio measurement system by Audio Precision
in the
averaging mode.
(2)Dynamic performance and dc accuracy are specified at the output of the postamplifier as shown in Figure 24.
(3)Dynamic performance and dc accuracy are specified at the output of the postamplifier as shown in Figure 25.
Audio Precision and System Two are trademarks of Audio Precision, Inc.
Other trademarks are the property of their respective owners.
相關(guān)PDF資料
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PCM1794ADBR 24-bit,192-khz sampling,advanced segment, audio stereo digital-to-analog converter
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCM1794ADB 制造商:Texas Instruments 功能描述:IC DAC AUDIO 24BIT 192KHZ 28SSOP 制造商:Texas Instruments 功能描述:IC, DAC AUDIO 24BIT 192KHZ 28SSOP 制造商:Texas Instruments 功能描述:IC, DAC AUDIO 24BIT 192KHZ 28SSOP; Resolution (Bits):24bit; Sampling Rate:192kSPS; Input Channel Type:Serial; Supply Voltage Range:4.75V to 5.25V; Digital IC Case Style:SSOP; No. of Pins:28; Data Interface:3 Wire, Serial; Supply ;RoHS Compliant: Yes
PCM1794ADBG4 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC 24B 192 kHz Stereo Audio DAC 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
PCM1794ADBR 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC 24-Bit 192 kHz Stereo Audio DAC 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
PCM1794ADBRG4 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC 24-Bit 192 kHz Stereo Audio DAC 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
PCM1794AQDBRQ1 功能描述:DAC, Audio 24 bit 192k I2S, PCM 28-SSOP 制造商:texas instruments 系列:- 包裝:剪切帶（CT） 零件狀態(tài):有效 類型:DAC，音頻 分辨率（位）:24 b 采樣率（每秒）:192k 數(shù)據(jù)接口:I2S，PCM 電壓源:模擬和數(shù)字 電壓 - 電源:3 V ~ 3.6 V，5V 工作溫度:-25°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP（0.209"，5.30mm 寬） 供應(yīng)商器件封裝:28-SSOP 標(biāo)準(zhǔn)包裝:1
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