ADS8284IRGCR datasheet(5/38 Pages) TI

tên linh kiện	ADS8284IRGCR

Giải thích chi tiết về linh kiện	18-BIT, 1-MSPS, PSEUDO-BIPOLAR DIFFERENTIAL SAR ADC WITH ON-CHIP ADC DRIVER (OPA) AND 4-CHANNEL DIFFERENTIAL MULTIPLEXER

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ADS8284

www.ti.com................................................................................................................................................................................................... SLAS628 – MARCH 2009

SPECIFICATIONS (continued)

TA = –40°C to 85°C, VCC = 5 V, VEE = –5 V, +VA = 5 V, +VBD = 5 V or 3.3 V, Vref = 4 V, fSAMPLE = 1 MSPS (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ADS8284I

98.3

VIN = 4 Vpp at 2 kHz

dB

ADS8284IB

98.3

ADS8284I

97.2

Signal-to-noise + distortion

VIN = 4 Vpp at 10 kHz

dB

(SINAD)

ADS8284IB

97.2

ADS8284I

93.8

VIN = 4 Vpp at 100 kHz,

dB

LoPWR = 0

ADS8284IB

95.23

ADS8284I

121

VIN = 4 Vpp at 2 kHz

dB

ADS8284IB

121

ADS8284I

106

Spurious free dynamic

VIN = 4 Vpp at 10 kHz

dB

range (SFDR)

ADS8284IB

106

ADS8284I

101

VIN = 4 Vpp at 100 kHz,

dB

LoPWR = 0

ADS8284IB

101

–3dB small signal bandwidth

8

MHz

VOLTAGE REFERENCE INPUT (REFIN)

Reference voltage at REFIN, Vref

3.0

4.096

+VA – 0.8

V

Reference input current(6)

1

µA

INTERNAL REFERENCE OUTPUT (REFOUT)

Internal reference start-up time

From 95% (+VA), with 1-

µF storage capacitor

120

ms

Reference voltage range, Vref

4.081

4.096

4.111

V

Source current

Static load

10

µA

Line regulation

+VA = 4.75 V to 5.25 V

60

µV

Drift

IO = 0

±6

PPM/°C

BUFFERED REFERENCE OUTPUT (BUF-REF)

Output current

REFIN = 4 V, at 85°C

70

mA

REFERENCE/2 OUTPUT (VCMO)

Output current

REFIN = 4 V, at +85°C

50

µA

ANALOG MULTIPLEXER

Number of channels

4

Channel to channel crosstalk

100 kHz i/p

–95

dB

Auto sequencer with selection of channel count or

Channel selection

manual selection through control lines

DIGITAL INPUT-OUTPUT

ADC CONTROL PINS

Logic Family-CMOS

VIH

IIH = 5 µA

+VBD–1

+VBD + 0.3

V

VIL

IIL = 5 µA

0.3

0.8

V

Logic level

VOH

IOH = 2 TTL loads

+VBD–0.6

+VBD

V

VOL

IOL = 2 TTL loads

0

0.4

V

MULTIPLEXER CONTROL PINS

Logic Family - CMOS

IIH

IIH = 5 µA

2.3

+VA +0.3

V

Logic level

IIL

IIL = 5 µA

–0.3

0.8

V

POWER CONTROL PINS

Logic Family - CMOS

VIH

IIH = 5 µA

2.3

+VA +0.3

V

Logic level

VIL

IIL = 5 µA

–0.3

0.8

V

POWER SUPPLY REQUIREMENTS

(6)

Can vary ±20%

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nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Texas Instruments	ADS8284IRGCR	1Mb / 46P	[Old version datasheet] ADS8284 18-BIT, 1-MSPS, Pseudo-Bipolar Differential SAR ADC with On-Chip ADC Driver (OPA) and 4-Channel Differential Multiplexer

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nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Texas Instruments	ADS8284	1Mb / 46P	[Old version datasheet] ADS8284 18-BIT, 1-MSPS, Pseudo-Bipolar Differential SAR ADC with On-Chip ADC Driver (OPA) and 4-Channel Differential Multiplexer
Texas Instruments	ADS8254	1Mb / 36P	[Old version datasheet] 16-BIT, 1-MSPS, PSEUDO-BIPOLAR DIFFERENTIAL SAR ADC WITH ON-CHIP ADC DRIVER (OPA) AND 4-CHANNEL DIFFERENTIAL MULTIPLEXER
Analog Devices	AD4003	1Mb / 34P	18-Bit, 2 MSPS Precision SAR Differential ADC
Linear Technology	LTC2369-18	898Kb / 24P	18-Bit, 1.6Msps, Pseudo- Differential Unipolar SAR ADC with 96.5dB SNR
	LTC2368-18	2Mb / 24P	18-Bit, 1Msps, Pseudo- Differential Unipolar SAR ADC with 97dB SNR
	LTC2364-18	1Mb / 24P	18-Bit, 250ksps, Pseudo- Differential Unipolar SAR ADC with 97dB SNR
	LTC2367-18	1Mb / 24P	18-Bit, 500ksps, Pseudo- Differential Unipolar SAR ADC with 97dB SNR
Texas Instruments	ADS9218	2Mb / 57P	[Old version datasheet] ADS921x Dual, Simultaneous Sampling, 18-Bit, 10-MSPS SAR ADC With Fully Differential ADC Input Driver JANUARY 2023
Analog Devices	AD4000	1Mb / 33P	16-Bit, 2 MSPS Precision Pseudo Differential ADC
Analog Devices	AD7383-4	1Mb / 33P	Pseudo Differential Input, Quad, 4 MSPS Simultaneous Sampling, 16-Bit/14-Bit, SAR ADC Rev. 0

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