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ADC12L080 Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
No. de pieza ADC12L080
Descripción Electrónicos  12-Bit, 80 MSPS, 450 MHz Bandwidth A/D Converter with Internal Reference
PDF  23 Pages
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Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

ADC12L080 Datasheet(HTML) 6 Page - National Semiconductor (TI)

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DC and Logic Electrical Characteristics
Unless otherwise specified, the following specifications apply for AGND = DGND = DR GND = 0V, V
A =VD = +3.3V, VDR =
+2.5V, PD = 0V, V
REF = +1.0V external, VCM = 1.65V, RS < 100
Ω,f
CLK = 80 MHz, tr =tf = 2 ns, fIN = 70 MHz, CL = 15 pF/pin.
Boldface limits apply for T
J =TMIN to TMAX: all other limits TJ = 25˚C (Notes 7, 8, 9, 10)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 10)
Units
(Limits)
DYNAMIC CONVERTER CHARACTERISTICS
BW
Full Power Bandwidth
-0.5 dBFS Input, Output at −3 dB
450
MHz
SNR
Signal-to-Noise Ratio
f
IN = 10 MHz, Differential VIN = −0.5 dBFS
66
64
dB (min)
f
IN = 40 MHz, Differential VIN = −0.5 dBFS
65
dB
f
IN = 70 MHz, Differential VIN = −0.5 dBFS
65
63
dB (min)
f
IN = 150 MHz, Differential VIN = −0.5 dBFS
63
dB
SINAD
Signal-to-Noise & Distortion
f
IN = 10 MHz, Differential VIN = −0.5 dBFS
66
63
dB (min)
f
IN = 40 MHz, Differential VIN = −0.5 dBFS
64.5
dB
f
IN = 70 MHz, Differential VIN = −0.5 dBFS
64
62.7
dB (min)
f
IN = 150 MHz, Differential VIN = −0.5 dBFS
62
dB
ENOB
Effective Number of Bits
f
IN = 10 MHz, Differential VIN = −0.5 dBFS
10.7
10.2
Bits (min)
f
IN = 40 MHz, Differential VIN = 0.5 dBFS
10.4
Bits
f
IN = 70 MHz, Differential VIN = −0.5 dBFS
10.3
10.1
Bits (min)
f
IN = 150 MHz, Differential VIN = −0.5 dBFS
10.0
Bits
THD
Total Harmonic Distortion
f
IN = 10 MHz, Differential VIN = −0.5 dBFS
−77
-66
dB (max)
f
IN = 40 MHz, Differential VIN = −0.5 dBFS
-74
dB
f
IN = 70 MHz, Differential VIN = −0.5 dBFS
-71
-65
dB (max)
f
IN = 150 MHz, Differential VIN = −0.5 dBFS
-70
dB
2nd
Harm
Second Harmonic Distortion
f
IN = 10 MHz, Differential VIN = −0.5 dBFS
−80
-68
dB (max)
f
IN = 40 MHz, Differential VIN = −0.5 dBFS
-80
dB
f
IN = 70 MHz, Differential VIN = −0.5 dBFS
-80
-65.5
dB (max)
f
IN = 150 MHz, Differential VIN = −0.5 dBFS
-79
dB
3rd
Harm
Third Harmonic Distortion
f
IN = 10 MHz, Differential VIN = −0.5 dBFS
−84
-69
dB (max)
f
IN = 40 MHz, Differential VIN = −0.5 dBFS
-81
dB
f
IN = 70 MHz, Differential VIN = −0.5 dBFS
-79
-66
dB (max)
f
IN = 150 MHz, Differential VIN = −0.5 dBFS
-78
dB
SFDR
Spurious Free Dynamic Range
f
IN = 10 MHz, Differential VIN = −0.5 dBFS
80
68
dB (min)
f
IN = 40 MHz, Differential VIN = −0.5 dBFS
77
dB
f
IN = 70 MHz, Differential VIN = −0.5 dBFS
74
-65.5
dB (min)
f
IN = 150 MHz, Differential VIN = −0.5 dBFS
73
dB
IMD
Intermodulation Distortion
f
IN1 = 19.6MHz, fIN2 = 20.5 MHz,
each = -6.0 dBFS
66
dBFS
CLK, PD, OF DIGITAL INPUT CHARACTERISTICS
V
IN(1)
Logical “1” Input Voltage
V
D = 3.3V
2.0
V (min)
V
IN(0)
Logical “0” Input Voltage
V
D = 3.3V
0.8
V (max)
I
IN(1)
Logical “1” Input Current
V
IN+, VIN− = 3.3V
10
µA
I
IN(0)
Logical “0” Input Current
V
IN+, VIN− = 0V
−10
µA
C
IN
Digital Input Capacitance
5
pF
D0–D11 DIGITAL OUTPUT CHARACTERISTICS
V
OUT(1)
Logical “1” Output Voltage
I
OUT = −0.5 mA
V
DR −
0.18
V (min)
V
OUT(0)
Logical “0” Output Voltage
I
OUT = 1.6 mA
0.4
V (max)
+I
SC
Output Short Circuit Source
Current
V
OUT = 0V
−20
mA
−I
SC
Output Short Circuit Sink Current
V
OUT = 2.5V
20
mA
www.national.com
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