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ADS5242 Datasheet(Fiches technique) 3 Page - Texas Instruments

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Numéro de pièce ADS5242
Description  4-Channel, 12-Bit, 65MSPS Analog-to-Digital Converter with Serial LVDS Interface
Télécharger  29 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
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ADS5242 Datasheet(HTML) 3 Page - Texas Instruments

 
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RECOMMENDED OPERATING CONDITIONS
ADS5242
SBAS330C – OCTOBER 2004 – REVISED OCTOBER 2005
ADS5242
PARAMETER
MIN
TYP
MAX
UNITS
SUPPLIES AND REFERENCES
Analog Supply Voltage, AVDD
3.0
3.3
3.6
V
Output Driver Supply Voltage, LVDD
3.0
3.3
3.6
V
REFT — External Reference Mode
1.825
1.95
2
V
REFB — External Reference Mode
0.9
0.95
1.075
V
REFCM = (REFT + REFB)/2 – External Reference Mode(1)
VCM ± 50mV
V
Reference = (REFT – REFB) – External Reference Mode
0.75
1.0
1.1
V
Analog Input Common-Mode Range(1)
VCM ± 50mV
V
CLOCK INPUT AND OUTPUTS
ADCLK Input Sample Rate (low-voltage TTL)
20
65
MSPS
ADCLK Duty Cycle
45
55
%
Low-Level Voltage Clock Input
0.6
V
High-Level Voltage Clock Input
2.2
V
ADCLKP and ADCLKN Outputs (LVDS)
20
65
MHz
LCLKP and LCLKN Outputs (LVDS)(2)
120
390
MHz
Operating Free-Air Temperature, TA
–40
+85
°C
Thermal Characteristics:
θ
JA
20.4
°C/W
θ
JC
14.5
°C/W
(1)
These voltages need to be set to 1.45V
± 50mV if they are derived independent of V
CM.
(2)
6
× ADCLK.
3


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