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PCM3794A Scheda tecnica(PDF) 3 Page - Burr-Brown (TI)

[Old version datasheet] Texas Instruments acquired Burr-Brown Corporation. Click here to check the latest version.
Il numero della parte PCM3794A
Spiegazioni elettronici  16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
PDF  68 Pages
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Produttore elettronici  BURR-BROWN [Burr-Brown (TI)]
Homepage  http://www.burr-brown.com
Logo BURR-BROWN - Burr-Brown (TI)

PCM3794A Scheda tecnica(HTML) 3 Page - Burr-Brown (TI)

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ELECTRICAL CHARACTERISTICS
PCM3793A
PCM3794A
SLAS529A – JANUARY 2007 – REVISED FEBRUARY 2007
All specifications at T
A = 25°C, VDD = VIO = VCC = VPA = 3.3 V, fS = 48 kHz, system clock = 256 fS, and 16-bit data (unless
otherwise noted).
PCM3793ARHB, PCM3794ARHB
PARAMETER
TEST CONDITIONS
UNIT
MIN
TYP
MAX
Audio Data Characteristics
DATA FORMAT
Resolution
16
Bits
I2S, left-,
right-
Audio data interface format
justified,
DSP
Audio data bit length
16
Bits
MSB first,
Audio data format
2s
complement
Sampling frequency (fS)
5
50
kHz
VDD < 2 V
27
System clock
MHz
VDD > 2 V
40
Digital Input/Output
CMOS
Logic family
compatible
VIH
0.7 VIO
Input logic level
VDC
VIL
0.3 VIO
IIH
VIN = 3.3 V
10
Input logic current
µA
IIL
VIN = 0 V
–10
VOH
IOH = –2 mA
0.75 VIO
Output logic level
VDC
VOL
IOL = 2 mA
0.25 VIO
Digital Input to Line Output Through DAC (LOL, LOR, and MONO)
RL = 10 kΩ, ALC = OFF, volume = 0 dB, speaker = powered down, analog mixing = disabled
DYNAMIC PERFORMANCE
2.828
Vp-p
Full-scale output voltage
0 dB
1
Vrms
Dynamic range
EIAJ, A-weighted
93
dB
SNR
Signal-to-noise ratio
EIAJ, A-weighted
86
93
dB
Channel separation
91
dB
THD+N
Total harmonic distortion + noise
0 dB
0.008%
Load resistance
10
k
Ω
Line Input to Line Output Through Mixing Path (LOL, LOR, and MONO)
RL = 10 kΩ, ALC = OFF, volume = 0 dB, speaker = powered down, analog mixing = enabled
DYNAMIC PERFORMANCE
2.828
Vp-p
Full-scale input and output
0 dB
voltage
1
Vrms
SNR
Signal-to-noise ratio
EIAJ, A-weighted
84
93
dB
3
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