Datasheet > AD4858

AD4858

更新时间： 2023-12-20 18:45:59

品牌	Logo	应用领域
亚德诺 - ADI		/
页数	文件大小	规格书
70页	3031K
描述
Buffered 8-Channel Simultaneous Sampling 20-Bit 1 MSPS Data Acquisition System

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AD4858 数据手册

Data Sheet

AD4858

SPECIFICATIONS

Table 1. Specifications (Continued)

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

SoftSpan 3 and SoftSpan 2: ±5 V and 0 V to 5 V ranges

−100

−55

±25

±15

+100

+55

µV

SoftSpan 1 and SoftSpan 0: ±2.5 V and 0 V to 2.5 V

ranges

Differential Nonlinearity (DNL)

Error

Transition Noise¹¹

−0.9

±0.2

LSB

SHDR on, near zero-scale

SHDR off, near zero-scale

µV

RMS

SoftSpan 15 and SoftSpan 14: ±40 V and 0 V to 40 V

ranges

461

287

241

155

133

µV

RMS

SoftSpan 13 and SoftSpan 12: ±25 V and 0 V to 25 V

ranges

µV

RMS

SoftSpan 11 and SoftSpan 10: ±20 V and 0 V to 20 V

ranges

µV

RMS

SoftSpan 9 and SoftSpan 8: ±12.5 V and 0 V to 12.5 V

ranges

µV

RMS

SoftSpan 7 and SoftSpan 6: ±10 V and 0 V to 10 V

ranges

µV

RMS

SoftSpan 5 and SoftSpan 4: ±6.25 V and 0 V to 6.25 V

ranges

µV

RMS

SoftSpan 3 and SoftSpan 2: ±5 V and 0 V to 5 V ranges

µV

RMS

SoftSpan 1 and SoftSpan 0: ±2.5 V and 0 V to 2.5 V

ranges

µV

RMS

Zero-Scale Error

Zero-Scale Error Drift

Full-Scale Error¹²

Full-Scale Error Drift¹²

AC ACCURACY¹⁴

Dynamic Range (DR)

−700

±100

±1.5

+700

µV

µV/°C

%FS

ppm/°C

V_REFIO= 4.096 V, REFIO overdriven¹³

−0.035

±0.01

±1.5

+0.035

SHDR on/off

SoftSpan 15: ±40 V range

SoftSpan 14: 0 V to 40 V range

SoftSpan 13: ±25 V range

SoftSpan 12: 0 V to 25 V range

SoftSpan 11: ±20 V range

SoftSpan 10: 0 V to 20 V range

SoftSpan 9: ±12.5 V range

SoftSpan 8: 0 V to 12.5 V range

SoftSpan 7: ±10 V range

SoftSpan 6: 0 V to 10 V range

SoftSpan 5: ±6.25 V range

SoftSpan 4: 0 V to 6.25 V range

SoftSpan 3: ±5 V range

SoftSpan 2: 0 V to 5 V range

SoftSpan 1: ±2.5 V range

SoftSpan 0: 0 V to 2.5 V range

OSR = 2

111.4/95.8

105.4/89.8

107.6/95.8

101.6/89.8

105.7/95.4

99.7/89.4

101.6/95.1

95.6/89.1

99.7/94.5

93.7/88.5

95.7/93.4

89.7/87.4

93.7/92.7

87.7/86.7

87.7/87.7

81.7/81.7

DR + 3

Oversampled Dynamic Range

OSR = 32

DR + 15

OSR = 1024

DR + 27

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