LTC2240-10 Datasheet, PDF (3/28 Pages) Linear Technology – 10-Bit, 170Msps ADC

LTC2240-10
CONVERTER CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T_A = 25°C. (Note 4)
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Resolution (No Missing Codes)
l 10
Bits
Integral Linearity Error
Differential Analog Input (Note 5)
l –0.8 ±0.3 0.8
LSB
Differential Linearity Error
Differential Analog Input
l –0.6 ±0.1
0.6
LSB
Offset Error
(Note 6)
l –15
±5
15
mV
Gain Error
External Reference
l –3.8 ±0.7
3.8
%FS
Offset Drift
±10
μV/C
Full-Scale Drift
Internal Reference
External Reference
±60
ppm/C
±45
ppm/C
Transition Noise
SENSE = 1V
0.18
LSB_RMS
ANALOG INPUT The l denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at T_A = 25°C. (Note 4)
SYMBOL
V_IN
V_{IN, CM}
I_IN
I_SENSE
I_MODE
I_LVDS
t_AP
t_JITTER
PARAMETER
Analog Input Range (A_IN+ – A_IN–)
Analog Input Common Mode (A_IN+ + A_IN–)/2
Analog Input Leakage Current
SENSE Input Leakage
MODE Pin Pull-Down Current to GND
LVDS Pin Pull-Down Current to GND
Sample and Hold Acquisition Delay Time
Sample and Hold Acquisition Delay Time Jitter
Full Power Bandwidth
CONDITIONS
2.375V < V_DD < 2.625V (Note 7)
Differential Input (Note 7)
0 < A_IN+, A_IN– < V_DD
0V < SENSE < 1V
Figure 8 Test Circuit
MIN
TYP
MAX UNITS
l
±0.5 to ±1
V
l 1.2
1.25
1.3
V
l –1
1
μA
l –1
1
μA
7
μA
7
μA
0.4
ns
95
fs_RMS
1200
MHz
DYNAMIC ACCURACY The l denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T_A = 25°C. A_IN = –1dBFS. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
SNR
Signal-to-Noise Ratio (Note 10)
10MHz Input
60.6
dB
70MHz Input
l 59.7 60.6
dB
140MHz Input
60.5
dB
240MHz Input
60.5
dB
SFDR
Spurious Free Dynamic Range
2nd or 3rd Harmonic
(Note 11)
10MHz Input
70MHz Input
140MHz Input
80
dB
l 65
75
dB
74
dB
240MHz Input
72
dB
Spurious Free Dynamic Range
4th Harmonic or Higher
(Note 11)
10MHz Input
70MHz Input
140MHz Input
85
dB
l 74
85
dB
85
dB
240MHz Input
85
dB
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