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ADC081000LEVAL-2004 View Datasheet(PDF) - National ->Texas Instruments

Part NameDescriptionManufacturer
ADC081000LEVAL(2004) High Performance, Low Power 8-Bit, 1 GSPS A/D Converter National-Semiconductor
National ->Texas Instruments National-Semiconductor
ADC081000LEVAL Datasheet PDF : 29 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Converter Electrical Characteristics (Continued)
The following specifications apply after calibration for VA = VDR = +1.9VDC, OutV = 1.9V, VIN FSR (a.c. coupled) = differential
800mVP-P, CL = 10 pF, Differential, a.c. coupled Sinewave Clock, fCLK = 1 GHz at 0.5VP-P with 50% duty cycle, REXT = 3300
± 0.1%, Analog Signal Source Impedance = 100. Boldface limits apply for TA = TMIN to TMAX. All other limits TA = 25˚C,
unless otherwise stated. (Notes 6, 7)
Symbol
Parameter
Conditions
Typical
(Note 8)
Limits
(Note 8)
Units
(Limits)
STATIC CONVERTER CHARACTERISTICS
fIN = 100 MHz, VIN = FSR − 0.5 dB
-57
dB
THD
Total Harmonic Distortion
fIN = 248 MHz, VIN = FSR − 0.5 dB
-57
−50
dB (max)
fIN = 498 MHz, VIN = FSR − 0.5 dB
-57
−50
dB (max)
fIN = 100 MHz, VIN = FSR − 0.5 dB
−64
dB
2nd Harm Second Harmonic Distortion
fIN = 248 MHz, VIN = FSR − 0.5 dB
−64
dB
fIN = 498 MHz, VIN = FSR − 0.5 dB
−64
dB
fIN = 100 MHz, VIN = FSR − 0.5 dB
−64
dB
3rd Harm Third Harmonic Distortion
fIN = 248 MHz, VIN = FSR − 0.5 dB
−64
dB
fIN = 498 MHz, VIN = FSR − 0.5 dB
−64
dB
fIN = 100 MHz, VIN = FSR − 0.5 dB
58.5
dB
SFDR
Spurious-Free dynamic Range
fIN = 248 MHz, VIN = FSR − 0.5 dB
58.5
50
dB (min)
fIN = 498 MHz, VIN = FSR − 0.5 dB
58.5
50
dB (min)
IMD
Intermodulation Distortion
fIN1 = 121 MHz, VIN = FSR − 7 dB
-51
dB
fIN2 = 126 MHz, VIN = FSR − 7 dB
Out of Range Output Code
(VIN+) − (VIN−) > + Full Scale
255
(In addition to OR Output high)
(VIN+) − (VIN−) < − Full Scale
0
ANALOG INPUT AND REFERENCE CHARACTERISTICS
VIN
VCMI
CIN
Full Scale Analog Differential Input
Range
FSR pin Low
FSR pin High
Common Mode Analog Input
Voltage
Analog Input Capacitance
(Note 10)
Differential
Each input to ground
600
800
VCMO
0.02
1.6
550
650
750
850
VCMO − 50
VCMO+ 50
mVP-P (min)
mVP-P (max)
mVP-P (min)
mVP-P (max)
mV (min)
mV (max)
pF
pF
RIN
Differential Input Resistance
94
(min)
100
106
(max)
ANALOG OUTPUT CHARACTERISTICS
VCMO
Common Mode Output Voltage
ICMO = ±1 µA
0.95
V (min)
1.21
1.45
V (max)
Common Mode Output Voltage
TC VCMO Temperature Coefficient
TA = −40˚C to +85˚C
118
ppm/˚C
Bandgap Reference Output
VBG
Voltage
IBG = ±100 µA
1.22
V (min)
1.26
1.33
V (max)
TC VBG
Bandgap Reference Voltage
Temperature Coefficient
TA = −40˚C to +85˚C,
IBG = ±100 µA
-28
CLOCK INPUT CHARACTERISTICS
ppm/˚C
Square Wave Clock
VID
Differential Clock Input Level
Sine Wave Clock
II
Input Current
VIN = 0V or VIN = VA
Differential
CIN
Input Capacitance (Note 10)
Each Input to Ground
0.6
0.6
±1
0.02
1.5
0.4
VP-P (min)
2.0
VP-P (max)
0.4
VP-P (min)
2.0
VP-P (max)
µA
pF
pF
7
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