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AD1928YSTZ-RL

更新时间： 2024-02-28 21:21:11

品牌	Logo	应用领域
亚德诺 - ADI		解码器编解码器
页数	文件大小	规格书
32页	434K
描述
2 ADC/8 DAC with PLL, 192 kHz, 24-Bit Codec

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AD1928YSTZ-RL 数据手册

AD1928

SPECIFICATIONS

TEST CONDITIONS

Performance of all channels is identical, exclusive of the interchannel gain mismatch and interchannel phase deviation specifications.

Supply voltages (AVDD, DVDD)

Temperature range ¹

3.3 V

As specified in Table 1 and Table 2

Master clock

12.288 MHz (48 kHz f_S, 256 × f_Smode)

Input sample rate

48 kHz

Measurement bandwidth

Word width

20 Hz to 20 kHz

24 bits

Load capacitance (digital output)

Load current (digital output)

High level input voltage

Low level input voltage

20 pF

1 mA or 1.5 kΩ to ½ DVDD supply

2.0 V

0.8 V

¹Functionally guaranteed at −40°C to +125°C case temperature.

ANALOG PERFORMANCE SPECIFICATIONS

Specifications guaranteed at an ambient temperature of 25°C.

Table 1.

Parameter

Conditions

Min

Typ

Max

Unit

ANALOG-TO-DIGITAL CONVERTERS

ADC Resolution

All ADCs

Bits

Dynamic Range

20 Hz to 20 kHz, −60 dB input

No Filter (RMS)

100

102

105

−96

1.9

V rms

With A-Weighted Filter (RMS)

Total Harmonic Distortion + Noise

Full-Scale Input Voltage (Differential)

Gain Error

−1 dBFS

−87

−10

+10

Interchannel Gain Mismatch

Offset Error

Gain Drift

Interchannel Isolation

CMRR

−0.25

−10

+0.25

+10

ppm/°C

100

−110

100 mV rms, 1 kHz

100 mV rms, 20 kHz

Input Resistance

kΩ

Input Capacitance

Input Common-Mode Bias Voltage

DIGITAL-TO-ANALOG CONVERTERS

Dynamic Range

1.5

20 Hz to 20 kHz, −60 dB input

No Filter (RMS)

100

104

106

108

With A-Weighted Filter (RMS)

With A-Weighted Filter (Average)

Total Harmonic Distortion + Noise

Single-Ended Version

0 dBFS

Two channels running

Eight channels running

−92

−86

−75

Full-Scale Output Voltage

Gain Error

Interchannel Gain Mismatch

Offset Error

0.88 (2.48)

V rms (V p-p)

−10

−0.2

−25

−30

+10

+0.2

+25

+30

−4

Gain Drift

ppm/°C

Rev. 0 | Page 3 of 32

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