参数资料
型号: TAS3004PFB
厂商: TEXAS INSTRUMENTS INC
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封装: GREEN, PLASTIC, TQFP-48
文件页数: 57/84页
文件大小: 671K
代理商: TAS3004PFB
8–5
8.8
Digital-to-Analog Converter
TA = 25°C, AVDD = 3.3 V, DVDD = 3.3 V, fS = 48 kHz, input = 0 dB-fS sine wave at 1 kHz
All terms characterized by frequency are scaled with the chosen sampling frequency, fS.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SNR (EIAJ)
A weighted
94
99
dB
Dynamic range
–60 dB, 1 kHz
92
96
dB
Signal to (noise + distortion) ratio
0 dB, 1 kHz, 20 Hz to 20 kHz
83
dB
Power supply rejection ratio
1 kHz
50
dB
Idle channel tone rejection
+118
dB
Intermodulation distortion
–75
dB
Frequency response
–0.5
+0.5
dB
Deviation from linear phase
±1.4
degree
DAC crosstalk
–96
dB
Jitter tolerance
150
ps
Full scale, single-ended, output voltage range
1.9
VPP
DC offset
–7.0
7.0
mV
8.9
DAC Output Performance Data
TA = 25°C, AVDD = 3.3 V, DVDD = 3.3 V
The output load resistance is connected through a dc blocking capacitor.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output load resistance
10
k
Output load capacitance
25
pF
VCOM internal resistance (see Note 4)
1
k
VCOM output CLOAD
10
100
F
VRFILT internal resistance (see Note 5)
1
k
NOTES:
4. VCOM may vary during power down.
5. VRFILT must never be used as a voltage reference.
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