参数资料
型号: TAS3218IPZPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP100
封装: GREEN, PLASTIC, TQFP-100
文件页数: 37/79页
文件大小: 1263K
代理商: TAS3218IPZPR
AUDIO SPECIFICATIONS CHANNEL, INPUT TO OUTPUT
AUDIO SPECIFICATIONS DIGITAL FILTERS
SLES235 – JULY 2008 ....................................................................................................................................................................................................... www.ti.com
TA =25C, AVDD = 3.3 V, DVDD = 3.3 V, Fs (audio) = 48 kHz, Clock source from XTALI, AES17 filter, second order 30 kHz
low pass filter (unless otherwise noted)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
A-in ADC DSP DAC Lineout
A: WTD
87
92
Overall dynamic
dB
range
A-in MUX Lineout
A-WTD
95
98
TA =25C, AVDD = 3.3 V, DVDD = 3.3 V, Fs (audio) = 48 kHz, Clock source from XTALI, AES17 filter, second order 30 kHz
low pass filter (unless otherwise noted)
PARAMETER
MIN
TYP
MAX
UNIT
ADC Decimation Filter, Fs = 48 kHz
Filter gain from 0 to 0.39 Fs
0.1
dB
Filter gain at 0.4125 Fs
0.25
dB
Filter gain at 0.45 Fs
3
dB
Filter gain at 0.5 Fs
17.5
dB
Filter gain from 0.55 Fs to 64 Fs
75
dB
Filter group delay
17/Fs
s
DAC Interpolation Filter, Fs = 48 kHz
Pass band
20
0.45 Fs
Hz
Pass band ripple
0.06
dB
Transition band
0.45 Fs
0.5501 Fs
Hz
Stop band
0.5501 Fs
7.455 Fs
kHz
Stop band attenuation
65
dB
Filter group delay
21/Fs
s
42
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TAS3218
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