AD1934
Rev. 0 | Page 4 of 28
Specifications measured at 130°C (case).
Table 2.
Parameter Conditions/Comments Min Typ Max Unit
DIGITAL-TO-ANALOG CONVERTERS
Dynamic Range 20 Hz to 20 kHz, −60 dB input
No Filter (RMS) 98 104 dB
With A-Weighted Filter (RMS) 100 106 dB
With A-Weighted Filter (Average) 108 dB
Total Harmonic Distortion + Noise 0 dBFS
Single-Ended Version Two channels running −92 dB
Eight channels running −86 −70 dB
Full-Scale Output Voltage 0.8775 (2.482) V rms (V p-p)
Gain Error −10 +10 %
Interchannel Gain Mismatch −0.2 +0.2 dB
Offset Error −16 −4 +16 mV
Gain Drift −30 +30 ppm/°C
REFERENCE
Internal Reference Voltage FILTR pin 1.50 V
External Reference Voltage FILTR pin 1.32 1.50 1.68 V
Common-Mode Reference Output CM pin 1.50 V
CRYSTAL OSCILLATOR SPECIFICATIONS
Table 3.
Parameter Min Typ Max Unit
Transconductance 3.5 Mmhos
DIGITAL INPUT/OUTPUT SPECIFICATIONS
−40°C < T
A
< +130°C, DVDD = 3.3 V ± 10%.
Table 4.
Parameter Conditions/Comments Min Typ Max Unit
Input Voltage HI (V
IH
) 2.0 V
Input Voltage HI (V
IH
) MCLKI pin 2.2 V
Input Voltage LO (V
IL
) 0.8 V
Input Leakage I
IH
@ V
IH
= 2.4 V 10 μA
I
IL
@ V
IL
= 0.8 V 10 μA
High Level Output Voltage (V
OH
) I
OH
= 1 mA DVDD − 0.60 V
Low Level Output Voltage (V
OL
) I
OL
= 1 mA 0.4 V
Input Capacitance 5 pF
