EVAL-AD1974EB View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

EVAL-AD1974EB

4 ADC with PLL, 192 kHz, 24-Bit Codec

Analog Devices 

AD1974

Specifications measured at 130°C (case).

Table 2.

Parameter

ANALOG-TO-DIGITAL CONVERTERS

ADC Resolution

Full-Scale Input Voltage (Differential)

Dynamic Range

No Filter (RMS)

With A-Weighted Filter (RMS)

Total Harmonic Distortion + Noise (THD + N)

Gain Error

Interchannel Gain Mismatch

Offset Error

REFERENCE

Internal Reference Voltage

External Reference Voltage

Common-Mode Reference Output

Conditions

All ADCs

20 Hz to 20 kHz, −60 dB input

−1 dBFS

FILTR pin

FILTR pin

CM pin

CRYSTAL OSCILLATOR SPECIFICATIONS

Table 3.

Parameter

Transconductance

Min

Typ

3.5

Min Typ

24

1.9

95 102

97 105

−96

−10

−0.25

−10 0

1.50

1.32 1.50

1.50

Max

Max Unit

Bits

V rms

dB

dB

−87 dB

+10 %

+0.25 dB

+10 mV

V

1.68 V

V

Unit

Mmhos

DIGITAL INPUT/OUTPUT SPECIFICATIONS

−40°C < TA < +130°C, DVDD = 3.3 V ± 10%.

Table 4.

Parameter

Input Voltage High (VIH)

Input Voltage High (VIH)

Input Voltage Low (VIL)

Input Leakage

High Level Output Voltage (VOH)

Low Level Output Voltage (VOL)

Input Capacitance

Conditions/Comments

MCLKI pin

IIH @ VIH = 2.4 V

IIL @ VIL = 0.8 V

IOH = 1 mA

IOL = 1 mA

Min

Typ Max Unit

2.0

V

2.2

V

0.8

V

10

μA

10

μA

DVDD − 0.60

V

0.4

V

5

pF

Rev. 0 | Page 4 of 24

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