Analog Devices ADAV4622, Руководство пользователя

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ADAV4622
Rev. B | Page 8 of
2
8
Parameter Min Typ Max Unit Test Conditions/Comments
SRC
Number of Channels 8 Two channels (SRC1), six channels (SRC2)
Dynamic Range
A-Weighted 115 dB −60 dBFS input (worst-case input f
S
= 50 kHz)
Total Harmonic Dist Noise −113 dB −3 dBFS input (worst-case input f
S
= 50 kHz)
Sample Rate 5 50 kHz
SRC DIGITAL INTERPOLATION FILTER
CHARACTERISTICS
At 48 kHz, guaranteed by design
Pass Band 21.678 kHz
Pass-Band Ripple 0.005 dB
Stop Band 26.232 kHz
Stop-Band Attenuation 110 dB
Group Delay 876 μs
DIGITAL INPUT/OUTPUT
Input Voltage High (V
IH
) 2.0 ODVDD V
Input Voltage Low (V
IL
) 0.8 V
Input Leakage
I
IH
(SDIN0, SDIN1, SDIN2, SDIN3, LRCLK0,
LRCLK1, LRCLK2, BCLK0, BCLK1, BCLK2,
SPDIF_OUT, SPDIF_IN)
40 μA V
IH
= ODVDD, equivalent to a 90 kΩ pull-up resistor
I
IH
(RESET)
13.5 μA V
IH
= ODVDD, equivalent to a 266 kΩ pull-up resistor
I
IL
(SDO0, SCL, SDA) −40 μA V
IL
= 0 V, equivalent to a 90 kΩ pull-down resistor
Output Voltage High (V
OH
) 2.4 V I
OH
= 0.4 mA
Output Voltage Low (V
OL
) 0.4 V I
OL
= −2 mA
Output Voltage High (V
OH
) (MCLK_OUT) 1.4 V I
OH
= 0.4 mA
Output Voltage Low (V
OL
) (MCLK_OUT) 0.4 V I
OL
= −3.2 mA
Input Capacitance 10 pF
SUPPLIES
Analog Supplies (AVDD) 3.0 3.3 3.6 V
Digital Supplies (DVDD) 1.65 1.8 2.0 V
Interface Supply (ODVDD) 3.0 3.3 3.6 V
Supply Currents MCLK = 24 MHz, ADCs and DACs active, headphone
outputs active and driving a 16 Ω load
Analog Current 260 mA
Digital Current 350 mA
Interface Current 2 mA
Power Dissipation 1.495 W
Standby Currents
ADC, DAC, and headphone outputs floating, RESET low,
MCLK = 24 MHz
Analog Current 10 mA
Digital Current 4 mA
Interface Current 1.6 mA
TEMPERATURE RANGE
Operating Temperature −40 +85 °C
Storage Temperature −65 +150 °C