AD1933YSTZ datasheet(4/28 Pages) AD

4 / 28 page

AD1933

Data Sheet

Rev. E | Page 4 of 28

Specifications measured at a case temperature of 125°C.

Table 2.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

DIGITAL-TO-ANALOG CONVERTERS

Dynamic Range

20 Hz to 20 kHz, −60 dB input

No Filter (RMS)

101

107

With A-Weighted Filter (RMS)

104

110

With A-Weighted Filter (Average)

112

Total Harmonic Distortion + Noise

0 dBFS

Differential Version

Two channels running

−94

Eight channels running

−86

−70

Full-Scale Output Voltage

1.76 (4.96)

V rms (V p-p)

Gain Error

−10

+10

Interchannel Gain Mismatch

−0.2

+0.2

Offset Error

−25

−6

+25

Gain Drift

−30

+30

ppm/°C

REFERENCE

Internal Reference Voltage

FILTR pin

1.50

External Reference Voltage

FILTR pin

1.32

1.50

1.68

Common-Mode Reference Output

CM pin

1.50

REGULATOR

Input Supply Voltage

VSUPPLY pin

4.5

5.0

5.5

Regulated Supply Voltage

VSENSE pin

3.2

3.43

3.65

CRYSTAL OSCILLATOR SPECIFICATIONS

Table 3.

Parameter

Min

Typ

Max

Unit

Transconductance

3.5

mmhos

DIGITAL INPUT/OUTPUT SPECIFICATIONS

−40°C < TC < +125°C, DVDD = 3.3 V ± 10%.

Table 4.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

High Level Input Voltage (VIH)

2.0

High Level Input Voltage (VIH)

MCLKI/XI pin

2.2

Low Level Input Voltage (VIL)

0.8

Input Leakage

IIH @ VIH = 2.4 V

µA

IIL @ VIL = 0.8 V

µA

High Level Output Voltage (VOH)

IOH = 1 mA

DVDD − 0.60

Low Level Output Voltage (VOL)

IOL = 1 mA

0.4

Input Capacitance

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