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參數資料
| 型號： | PCM1804 |
| 英文描述： | FULL DIFFERENTIAL ANALOG INPUT 24-BIT, 192-kHz STEREO A/D CONVERTER |
| 中文描述： | 全差分模擬輸入24位，192千赫立體聲A / D轉換器 |
| 文件頁數： | 6/31頁 |
| 文件大小： | 470K |
| 代理商： | PCM1804 |
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PCM1804
SLES022A
–
DECEMBER 2001
6
www.ti.com
electrical characteristics, all specifications at T
A
= 25
°
C, V
CC
= 5 V, V
DD
= 3.3 V, master mode,
single-speed mode, f
S
= 48 kHz, system clock = 256 f
S
, 24-bit data (unless otherwise noted)
(continued)
PARAMETER
TEST CONDITIONS
PCM1804DB
UNIT
MIN
TYP
MAX
DYNAMIC PERFORMANCE (see Note 8)
VIN =
–
0.5 dB
VIN =
–
60 dB
VIN =
–
0.5 dB
VIN =
–
60 dB
VIN =
–
0.5 dB
VIN =
–
60 dB
VIN =
–
0.5 dB
fS = 48 kHz, System clock = 256 fS
48 kHz System clock
–
102
–
95
–
49
T t l h
Total harmonic distortion
plus noise
i di t ti
fS = 96 kHz, System clock = 256 fS
96 kHz System clock
–
101
THD+N
–
47
dB
fS = 192 kHz, System clock = 128 fS
192 kHz System clock
–
101
–
47
DSD mode
–
100
fS = 48 kHz, System clock = 256 fS
fS = 96 kHz, System clock = 256 fS
fS = 192 kHz, System clock = 128 fS
106
112
Dynamic range (A weighted)
Dynamic range (A-weighted)
VIN =
–
VIN 60 dB
112
dB
112
DSD mode
112
fS = 48 kHz,
fS = 96 kHz,
fS = 192 kHz,
DSD mode
System clock = 256 fS
System clock = 256 fS
System clock = 128 fS
105
111
SNR (A weighted)
SNR (A-weighted)
111
dB
111
111
fS = 48 kHz,
fS = 96 kHz,
fS = 192 kHz,
System clock = 256 fS
System clock = 256 fS
System clock = 128 fS
97
109
Channel separation
Channel se aration
107
dB
107
ANALOG INPUT
Input voltage
Differential input
±
2.5
2.5
V
Center voltage
VDC
k
Input impedance
Single end
10
DIGITAL FILTER PERFORMANCE
Pass-band edge
Single rate, dual rate
0.453 fS
Hz
Stop-band edge
Single rate, dual rate
0.547 fS
Hz
Pass-band ripple
Single rate, dual rate
±
0.005
dB
Stop-band attenuation
Single rate, dual rate
–
100
dB
Pass-band edge (
–
0.005 dB)
Quad rate
0.375 fS
0.49 fS
Hz
Pass-band edge (
–
3 dB)
Quad rate
Hz
Stop-band edge
Quad rate
0.77 fS
Hz
Pass-band ripple
Quad rate
±
0.005
dB
Stop-band attenuation
Quad rate
–
135
dB
Group delay
37/fS
s
HPF frequency response
NOTE 8: fIN = 1 kHz, using Audio Precision
’
s System II, RMS mode with 20-kHz LPF and 400-Hz HPF in calculation for single rate, with 40-kHz
LPF for dual and quad rate in calculation.
–
3 dB
fS/48000
Hz
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相關代理商/技術參數 |
參數描述 |
|---|---|
| PCM1804DB | 功能描述:音頻模/數轉換器 IC Full Diff Anlg Inp 24-Bit 192KHz Ster RoHS:否 制造商:Wolfson Microelectronics 轉換速率: 分辨率: ADC 輸入端數量: 工作電源電壓: 最大工作溫度: 最小工作溫度: 安裝風格: 封裝 / 箱體: 封裝: |
| PCM1804DB | 制造商:Texas Instruments 功能描述:24BIT DAC SIGMA DELTA SMD 1804 |
| PCM1804DBG4 | 功能描述:音頻模/數轉換器 IC Full Diff Anlg Inp 24-Bit 192KHz Ster RoHS:否 制造商:Wolfson Microelectronics 轉換速率: 分辨率: ADC 輸入端數量: 工作電源電壓: 最大工作溫度: 最小工作溫度: 安裝風格: 封裝 / 箱體: 封裝: |
| PCM1804DBR | 功能描述:音頻模/數轉換器 IC Full Diff Anlg Inp 24-Bit 192KHz Ster RoHS:否 制造商:Wolfson Microelectronics 轉換速率: 分辨率: ADC 輸入端數量: 工作電源電壓: 最大工作溫度: 最小工作溫度: 安裝風格: 封裝 / 箱體: 封裝: |
| PCM1804DBRG4 | 功能描述:音頻模/數轉換器 IC Full Diff Anlg Inp 24-Bit 192KHz Ster RoHS:否 制造商:Wolfson Microelectronics 轉換速率: 分辨率: ADC 輸入端數量: 工作電源電壓: 最大工作溫度: 最小工作溫度: 安裝風格: 封裝 / 箱體: 封裝: |
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