參數(shù)資料
型號(hào)： TLC320AD50IDWR
廠商： TEXAS INSTRUMENTS INC
元件分類： 模擬信號(hào)調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PDSO28
封裝： PLASTIC, SO-28
文件頁數(shù)： 31/55頁
文件大小： 506K
代理商： TLC320AD50IDWR
4–4
4.3.7
DAC Dynamic Performance
4.3.7.1 DAC Signal-to-Noise When Load is 600
(see Note 7 and Figure 5-13)
PARAMETER
TEST CONDITIONS
TLC320AD50C/52C
TLC320AD50I
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VI = 0 dB
85
89
83
87
Signal to noise ratio (SNR)
VI = – 9 dB
76
80
74
78
dB
Signal-to-noise ratio (SNR)
VI = – 40 dB
45
49
43
47
dB
VI = – 65 dB
20
24
18
22
NOTE 7: The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate. The test is measured at output of
application schematic low-pass filter. The test is conducted in 16-bit mode.
4.3.7.2 DAC Signal-to-Noise When Load is 10 k
(see Note 7)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI = 0 dB
89
Signal to noise ratio (SNR)
VI = – 9 dB
80
dB
Signal-to-noise ratio (SNR)
VI = – 40 dB
50
dB
VI = – 65 dB
25
NOTE 7: The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate. The test is measured at output of
application schematic low-pass filter. The test is conducted in 16-bit mode.
4.3.7.3 DAC Signal-to- Distortion When Load is 600
(see Note 7, Figure 5-14)
PARAMETER
TEST CONDITIONS
TLC320AD50C/52C
TLC320AD50I
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VI = – 3 dB
76
80
74
78
Signal to total harmonic distortion (THD)
VI = – 9 dB
84
90
82
88
dB
Signal-to-total harmonic distortion (THD)
VI = – 40 dB
64
72
62
70
dB
VI = – 65 dB
42
48
40
46
NOTE 7: The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate. The test is measured at output of
application schematic low-pass filter. The test is conducted in 16-bit mode.
4.3.7.4 DAC Signal-to- Distortion When Load is 10 k
(see Note 7)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI = – 3 dB
82
Signal to total harmonic distortion (THD)
VI = – 9 dB
91
dB
Signal-to-total harmonic distortion (THD)
VI = – 40 dB
77
dB
VI = – 65 dB
49
NOTE 7: The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate. The test is measured at output of
application schematic low-pass filter. The test is conducted in 16-bit mode.
4.3.7.5 DAC Signal-to-Distortion+Noise When Load is 600
(see Note 7, Figure 5-15)
PARAMETER
TEST CONDITIONS
TLC320AD50C/52C
TLC320AD50I
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VI = – 3 dB
75
79
72
76
Signal to total harmonic distortion + noise (THD + N)
VI = – 9 dB
75
79
72
76
dB
Signal-to-total harmonic distortion + noise (THD + N)
VI = – 40 dB
45
49
42
46
dB
VI = – 65 dB
20
24
17
21
NOTE 7: The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate. The test is measured at output of
application schematic low-pass filter. The test is conducted in 16-bit mode.
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