參數(shù)資料
型號(hào)： TLV320AIC20KIPFBRG4
廠商： TEXAS INSTRUMENTS INC
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝： GREEN, PLASTIC, TQFP-48
文件頁數(shù)： 51/52頁
文件大小： 981K
代理商： TLV320AIC20KIPFBRG4
www.ti.com
DAC DYNAMIC PERFORMANCE
TLV320AIC20, TLV320AIC21
TLV320AIC24, TLV320AIC25
TLV320AIC20K, TLV320AIC24K
SLAS363D – MARCH 2002 – REVISED APRIL 2005
AIC20/21/24/25
AIC20k/24k
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate.
DAC Line Output (LINEO-, LINEO+)
The test is measured at output of the application schematic low-pass filter. The test is conducted in
Using FIR Filter
16-bit mode.
VI = 0 dB
88
92
80
92
SNR
Signal-to-noise ratio
VI = -9 dB
81
83
VI = 0 dB
84
90
70
90
THD
Total Harmonic Distortion
dB
VI = -9 dB
77
84
VI = 0 dB
82
88
Signal-to-total Harmonic
THD+N
Distortion + noise
VI = -9 dB
76
80
The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate.
DAC Line Output (LINEO-, LINEO+)
The test is measured at output of the application schematic low-pass filter. The test is conducted in
Using IIR Filter
16-bit mode.
VI = 0 dB
83
SNR
Signal-to-noise ratio
VI = -9 dB
74
VI = 0 dB
85
THD
Total Harmonic Distortion
dB
VI = -9 dB
80
VI = 0 dB
80
Signal-to-total Harmonic
THD+N
Distortion + noise
VI = -9 dB
73
The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate.
DAC Headphone Output (HDSO-,
The test is measured at output of the application schematic low-pass filter. The test is conducted in
HDSO+), (HNSO-, HNSO+)(1)
16-bit mode.
VI = 0 dB
92
SNR
Signal-to-noise ratio
VI = -9 dB
83
VI = 0 dB
90
THD
Total Harmonic Distortion
dB
VI = -9 dB
89
VI = 0 dB
88
Signal-to-total Harmonic
THD+N
Distortion + noise
VI = -9 dB
82
The test condition is the digital equivalent of a 1020-Hz input signal with an 8-kHz conversion rate.
DAC Speaker Output (SPKO-,
The test is measured at output of the application schematic low-pass filter. The test is conducted in
SPKO+)(1)(2)
16-bit mode.
VI = 0 dB
91
SNR
Signal-to-noise ratio
VI = -9 dB
83
VI = 0 dB
91
THD
Total Harmonic Distortion
dB
VI = -9 dB
91
VI = 0 dB
88
Signal-to-total Harmonic
THD+N
Distortion + noise
VI = -9 dB
82
(1)
The conversion rate is 8 kHz.
(2)
The speaker driver is valid only for the AIC20/21/20K.
8
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