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參數(shù)資料
| 型號(hào)： | TLC320AD55C |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Sigma-Delta Analog Interface Circuit(Sigma-Delta 模擬接口) |
| 中文描述： | sigma - delta模擬接口電路（Σ-Δ模擬接口） |
| 文件頁數(shù)： | 30/41頁 |
| 文件大?。?/td> | 256K |
| 代理商： | TLC320AD55C |
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4–4
4.4.6
DAC Dynamic Performance
4.4.6.1
DAC Signal-to-Noise (see Note 4)
PARAMETER
TEST CONDITIONS
VO = 0 dB
VO = –9 dB
VO = –40 dB
VO = –65 dB
MIN
74
TYP
80
MAX
UNIT
Signal-to-noise ratio (SNR)
i (SNR)
dB
70
74
38
14
44
18
NOTE 4: The test condition is the digital equivalent of a 1020 Hz input signal with an 8 kHz conversion rate. The load
impedance is 600
. Input and output voltages are referred to VDD/2.
4.4.6.2
DAC Signal-to-Distortion (see Note 4)
PARAMETER
TEST CONDITIONS
VO = 0 dB
VO = –9 dB
VO = –40 dB
VO = –65 dB
MIN
74
TYP
84
MAX
UNIT
Signal-to-total harmonic distortion (THD)
i di
dB
74
84
40
18
58
30
NOTE 4: The test condition is the digital equivalent of a 1020 Hz input signal with an 8 kHz conversion rate. The load
impedance is 600
. Input and output voltages are referred to VDD/2.
4.4.6.3
DAC Signal-to-Distortion+Noise (see Note 4)
PARAMETER
TEST CONDITIONS
VO = 0 dB
VO = –9 dB
VO = –40 dB
VO = –65 dB
MIN
72
TYP
78
MAX
UNIT
Total harmonic distortion+noise (THD+N)
i di
(THD N)
dB
68
74
38
14
44
20
NOTE 4: The test condition is the digital equivalent of a 1020 Hz input signal with an 8 kHz conversion rate. The load
impedance is 600
. Input and output voltages are referred to VDD/2.
4.4.7
DAC Channel
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Dynamic range
80
dB
Interchannel isolation
80
dB
Gain error, 0 dB
VO = 0 dB at 1020 Hz
Digital input offset = 1 V dc
±
0.5
dB
Gain error, dc
±
0.2
dB
Idle channel broad-band noise
See Note 7
100
μ
V rms
μ
V rms
Idle channel narrow-band noise
0 – 4 kHz, See Note 7
40
VOO
Output offset voltage at OUT
(differential)
DIN = All 0s
8
mV
VO
Analog output voltage,
peak-to-peak, OUTP–OUTM
(differential)
RL = 600,
With internal reference and full-scale
digital input, (see Note 8)
6
V
NOTES:
7. The conversion rate is 8 kHz; the out-of-band measurement is made from 4800 Hz to FMCLK/2.
8. The digital input to the DAC channel at DIN is in 2s complement.
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| TLC320AD56(中文) | Sigma-Delta Analog Interface Circuit(Sigma-Delta 模擬接口) |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| TLC320AD56 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Sigma-Delta Analog Interface Circuit |
| TLC320AD56C | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Sigma-Delta Analog Interface Circuit |
| TLC320AD56CFN | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| TLC320AD56CPT | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| TLC320AD57 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Sigma-Delta Stereo Analog-to-Digital Converter |
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