–3–
TEST CONDITIONS, UNLESS OTHERWISE NOTED.
Supply Voltages (AVDD, DVDD) 5.0 V
Ambient Temperature 25°C
Input Clock 12.288 MHz
Input Signal 1.000 kHz 0 dB Full Scale
Input Sample Rate 48 kHz
Measurement Bandwidth 20 Hz to 20 kHz
Word Width 24 Bits
Load Capacitance 2200 pF
Load Impedance 2.74 kΩ
Input Voltage High 2.1 V
Input Voltage Low 0.8 V
ANALOG PERFORMANCE*
Parameter Min Typ Max Unit
RESOLUTION 24 Bits
SIGNAL-TO-NOISE RATIO (20 Hz to 20 kHz) (Left/Right Output)
No Filter (Stereo) 109 dB
With A-Weighted Filter 112 dB
DYNAMIC RANGE (20 Hz to 20 kHz, –60 dB Input) (Left/Right Output)
No Filter 109 dB
With A-Weighted Filter 108 112 dB
TOTAL HARMONIC DISTORTION PLUS NOISE (Left/Right Output)
V
O
= –0.5 dB –93 –100 dB
SIGNAL-TO-NOISE RATIO (20 Hz to 20 kHz) (Subwoofer Output)
No Filter (Stereo) 104 dB
With A-Weighted Filter 107 dB
DYNAMIC RANGE (20 Hz to 20 kHz, –60 dB Input) (Subwoofer Output)
No Filter 104 dB
With A-Weighted Filter 104 107 dB
TOTAL HARMONIC DISTORTION PLUS NOISE (Subwoofer Output)
V
O
= –0.5 dB –90 –96 dB
ANALOG OUTPUTS
Differential Output Range (± Full Scale) (Left/Right Output) 2.72 V p-p
Differential Output Range (± Full Scale) (Subwoofer Output) 2.79 V p-p
CMOUT 2.50 V
DC ACCURACY
Gain Error (Left/Right Channel) –5 +5 %
Gain Error (Subwoofer Channel) –8 +8 %
Interchannel Gain Mismatch –0.250 +0.250 dB
Gain Drift 150 ppm/°C
DC Offset –35 +35 mV
INTERCHANNEL CROSSTALK (EIAJ Method) –120 dB
INTERCHANNEL PHASE DEVIATION ±0.1 Degrees
MUTE ATTENUATION –107 dB
DE-EMPHASIS GAIN ERROR ±0.1 dB
*Performance of right and left channels is identical (exclusive of the Interchannel Gain Mismatch and Interchannel Phase Deviation specifications).
Specifications subject to change without notice.
SPECIFICATIONS
AD1953
REV. A