LTC2220-1
3
2220_1fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Analog Input Range (AIN+ – AIN–)
3.1V < VDD < 3.5V (Note 7)
±0.5 to ±1V
VIN, CM
Analog Input Common Mode (AIN+ + AIN–)/2
Differential Input (Note 7)
1
1.6
1.9
V
Single Ended Input (Note 7)
0.5
1.6
2.1
V
IIN
Analog Input Leakage Current
0 < AIN+, AIN– < VDD
–1
1
A
ISENSE
SENSE Input Leakage
0V < SENSE < 1V
–1
1
A
IMODE
MODE Pin Pull-Down Current to GND
10
A
ILVDS
LVDS Pin Pull-Down Current to GND
10
A
tAP
Sample and Hold Acquisition Delay Time
0
ns
tJITTER
Sample and Hold Acquisition Delay Time Jitter
0.15
psRMS
CMRR
Analog Input Common Mode Rejection Ratio
80
dB
Full Power Bandwidth
Figure 8 Test Circuit
775
MHz
DY A IC ACCURACY
U
W
The
denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SNR
Signal-to-Noise Ratio (Note 10)
5MHz Input (1V Range)
62.7
dB
5MHz Input (2V Range)
67.7
dB
70MHz Input (1V Range)
62.7
dB
70MHz Input (2V Range)
65.2
67.6
dB
140MHz Input (1V Range)
62.4
dB
140MHz Input (2V Range)
67.5
dB
250MHz Input (1V Range)
61.8
dB
250MHz Input (2V Range)
66.1
dB
SFDR
Spurious Free Dynamic Range
5MHz Input (1V Range)
80
dB
2nd or 3rd Harmonic (Note 11)
5MHz Input (2V Range)
80
dB
70MHz Input (1V Range)
80
dB
70MHz Input (2V Range)
69
80
dB
140MHz Input (1V Range)
80
dB
140MHz Input (2V Range)
80
dB
250MHz Input (1V Range)
74
dB
250MHz Input (2V Range)
73
dB
SFDR
Spurious Free Dynamic Range
5MHz Input (1V Range)
85
dB
4th Harmonic or Higher (Note 11)
5MHz Input (2V Range)
85
dB
70MHz Input (1V Range)
85
dB
70MHz Input (2V Range)
74
85
dB
140MHz Input (1V Range)
84
dB
140MHz Input (2V Range)
84
dB
250MHz Input (1V Range)
83
dB
250MHz Input (2V Range)
83
dB
S/(N+D)
Signal-to-Noise Plus
5MHz Input (1V Range)
62.7
dB
Distortion Ratio (Note 12)
5MHz Input (2V Range)
67.5
dB
70MHz Input (1V Range)
62.7
dB
70MHz Input (2V Range)
64.2
67.3
dB
IMD
Intermodulation Distortion
fIN1 = 138MHz, fIN2 = 140MHz
81
dBc
A ALOG I PUT
U
The
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4)
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