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PCM1870 Scheda tecnica(PDF) 4 Page - Texas Instruments

Il numero della parte PCM1870
Spiegazioni elettronici  16-Bit Low-Power Stereo Audio ADC With Microphone Bias and Microphone Amplifier
PDF  52 Pages
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Produttore elettronici  TI2 [Texas Instruments]
Homepage  https://www.ti.com
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PCM1870 Scheda tecnica(HTML) 4 Page - Texas Instruments

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PCM1870
SLAS544A – MAY 2007 – REVISED SEPTEMBER 2007
ELECTRICAL CHARACTERISTICS (continued)
All specifications at TA = 25°C, VDD = VIO = VCC = VPA = 3.3 V, fS = 48 kHz, system clock = 256 fS, and 16-bit data, unless
otherwise noted
PCM1870RHF, PCM1870YZF
PARAMETER
TEST CONDITIONS
UNIT
MIN
TYP
MAX
FILTER CHARACTERISTICS
Decimation Filter for ADC
Pass band
0.408 fS
Stop band
0.591 fS
Pass-band ripple
±0.02
dB
Stop-band attenuation
f < 3.268 fS
–60
dB
Group delay
17/fS
s
High-Pass Filter for ADC
–3 dB
3.74
Frequency response (fc = 4 Hz)
–0.5 dB
10.66
Hz
–0.1 dB
24.20
–3 dB
118.77
Frequency response (fc = 120 Hz)
–0.5 dB
321.75
Hz
–0.1 dB
605.52
–3 dB
235.68
Frequency response (fc = 240 Hz)
–0.5 dB
609.95
Hz
–0.1 dB
2601.2
POWER SUPPLY AND SUPPLY CURRENT
VIO
VIO
1.71
3.3
3.6
VDD
Voltage range
VDD
1.71
3.3
3.6
VDC
VCC
VCC
2.4
3.3
3.6
BPZ input, all active, no load
8
12
mA
Supply current
All inputs are held static.
1
10
μA
BPZ input
26.4
39.6
mW
Power dissipation
All inputs are held static.
3.3
33
μW
TEMPERATURE CONDITION
Operation temperature
–40
85
°C
θJA
Thermal resistance
35
°C/W
4
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Copyright © 2007, Texas Instruments Incorporated
Product Folder Link(s): PCM1870



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