AD8284 datasheet(6/27 Pages) AD

номер детали	AD8284

подробное описание детали	6-Channel LNA/PGA/AAF with ADC

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AD8283

Data Sheet

Rev. C | Page 6 of 27

SWITCHING SPECIFICATIONS

AVDD18x = 1.8 V, AVDD33x = 3.3 V, DVDD18x = 1.8 V, DVDD33x = 3.3 V, 1.024 V internal ADC reference, fIN = 2.5 MHz, fSAMPLE =

72 MSPS, RS = 50 Ω, LNA + PGA gain = 34 dB, LPF cutoff = fSAMPLECH/4, full channel mode, 12-bit operation, temperature = −40°C to

+105°C, unless otherwise noted.

Table 4.

Parameter1

Temperature

Min

Typ

Max

Unit

CLOCK

Clock Rate

Full

10

72

MSPS

Clock Pulse Width High (tEH) at 72 MSPS

Full

6.94

ns

Clock Pulse Width Low (tEL) at 72 MSPS

Full

6.94

ns

Clock Pulse Width High (tEH) at 40 MSPS

Full

12.5

ns

Clock Pulse Width Low (tEL) at 40 MSPS

Full

12.5

ns

OUTPUT PARAMETERS

Propagation Delay (tPD) at 72 MSPS

Full

1.5

2.5

5.0

ns

Rise Time (tR)

Full

1.9

ns

Fall Time (tF)

Full

1.2

ns

Data Set-Up Time (tDS) at 72 MSPS

Full

9.0

10.0

11.0

ns

Data Hold Time (tDH) at 72 MSPS

Full

1.5

4.0

5.0

ns

Data Set-Up Time (tDS) at 40 MSPS

Full

21.5

22.5

23.5

ns

Data Hold Time (tDH) at 40 MSPS

Full

1.5

4.0

5.0

ns

Pipeline Latency

Full

7

Clock cycles

1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions and how these tests were completed.

N –1

INAx

N

N – 7

N – 6

N – 5

N – 4

N – 3

N – 2

N – 1

N

CLK–

CLK+

D[11:0]

tPD

tEH

tEL

tDS

tDH

Figure 2. Timing Definitions for Switching Specifications

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Analog Devices	AD8284	632Kb / 28P	Radar Receive Path AFE - 4-Channel Mux
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Аналогичное описание - AD8284

производитель	номер детали	датащи	подробное описание детали
Analog Devices	AD8283	646Kb / 28P	Radar Receive Path AFE: 6-Channel LNA/PGA/AAF with ADC
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	AD9273	710Kb / 49P	Octal LNA/VGA/AAF/ADC and Crosspoint Switch
	AD9271	1Mb / 60P	Octal LNA/VGA/AAF/ADC and Crosspoint Switch REV. B
	AD9271	1Mb / 58P	Octal LNA/VGA/AAF/ADC and Crosspoint Switch Rev. PrA
	AD9272	977Kb / 44P	Octal LNA/VGA/AAF/ADC and Crosspoint Switch REV. C

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