SBAS452 – SEPTEMBER 2008 ................" />
參數(shù)資料
型號(hào)： PCM3168ATPAPRQ1G4
廠商： Texas Instruments
文件頁數(shù)： 56/68頁
文件大?。?/td> 0K
描述： IC 24-BIT AUDIO CODEC 64-HTQFP
標(biāo)準(zhǔn)包裝： 1,000
類型： 音頻編解碼器
數(shù)據(jù)接口： 串行
分辨率（位）： 24 b
ADC / DAC 數(shù)量： 6 / 8
三角積分調(diào)變： 是
S/N 比，標(biāo)準(zhǔn) ADC / DAC (db)： 107 / 112（差分），104 / 112（單端）
動(dòng)態(tài)范圍，標(biāo)準(zhǔn) ADC / DAC (db)： 107 / 112（差分），104 / 112（單端）
電壓 - 電源，模擬： 4.5 V ~ 5.5 V
電壓 - 電源，數(shù)字： 3 V ~ 3.6 V
工作溫度： -40°C ~ 105°C
安裝類型： 表面貼裝
封裝/外殼： 64-TQFP 裸露焊盤
供應(yīng)商設(shè)備封裝： 64-HTQFP（10x10）
包裝： 帶卷 (TR)
ELECTRICAL CHARACTERISTICS: DAC Characteristics
SBAS452 – SEPTEMBER 2008 ......................................................................................................................................................................................... www.ti.com
ELECTRICAL CHARACTERISTICS: ADC Characteristics (continued)
All specifications at TA = +25°C, VCCAD1 = VCCAD2 = VCCDA1 = VCCDA2 = 5 V, VDD1 = VDD2 = 3.3 V, fS = 48 kHz,
SCKI = 512 fS, 24-bit data, Sampling Mode = Auto for ADC and DAC, and Interface Mode = Slave for ADC and DAC, unless
otherwise noted.
PCM3168A, PCM3168A-Q1
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DIGITAL FILTER PERFORMANCE
Passband (single)
0.454 × fS
Hz
Passband (dual)
0.454 × fS
Hz
Stop band (single)
0.555 × fS
Hz
Stop band (dual)
0.597 × fS
Hz
Passband ripple
< 0.454 × fS, 0.454 × fS
±0.035
dB
Stop band attenuation
> 0.555 × fS, 0.597 × fS
–75
dB
Group delay time (single)
27/fS
sec
Group delay time (dual)
17/fS
sec
0.02 ×
High-pass filter frequency response
–3 dB
Hz
fS/1000
All specifications at TA = +25°C, VCCAD1 = VCCAD2 = VCCDA1 = VCCDA2 = 5 V, VDD1 = VDD2 = 3.3 V, fS = 48 kHz,
SCKI = 512 fS, 24-bit data, Sampling Mode = Auto for ADC and DAC, and Interface Mode = Slave for ADC and DAC, unless
otherwise noted.
PCM3168A, PCM3168A-Q1
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DAC CHARACTERISTICS
Resolution
16
24
Bits
DC ACCURACY
Gain mismatch channel-to-channel
±2.0
±6
% of FSR
Gain error
±2.0
±6
% of FSR
Bipolar zero error
±1.0
% of FSR
DYNAMIC PERFORMANCE(1)(2)
fS = 48 kHz
–94
–88
dB
THD+N, VOUT = 0 dB
fS = 96 kHz
–94
dB
fS = 192 kHz
–94
dB
fS = 48 kHz, EIAJ, A-weighted
105
112
dB
Dynamic range
fS = 96 kHz, EIAJ, A-weighted
112
dB
fS = 192 kHz, EIAJ, A-weighted
112
dB
fS = 48 kHz, EIAJ, A-weighted
105
112
dB
S/N ratio
fS = 96 kHz, EIAJ, A-weighted
112
dB
fS = 192 kHz, EIAJ, A-weighted
112
dB
fS = 48 kHz
102
108
dB
Channel separation
fS = 96 kHz
108
dB
(between one channel and others)
fS = 192 kHz
108
dB
(1)
In differential mode at VOUTx± pin, fOUT = 1 kHz, using Audio Precision System II, RMS mode with 20-kHz low-pass filter and 400-Hz
high-pass filter.
(2)
fS = 48 kHz : SCKI = 512 fS (single), fS = 96 kHz : SCKI = 256 fS (dual), fS = 192 kHz : SCKI = 128 fS (quad).
6
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): PCM3168A PCM3168A-Q1
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