LTC2241-10
3
224110fb
CONVERTER CHARACTERISTICS The l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. (Note 4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
●
10
Bits
Integral Linearity Error
Differential Analog Input (Note 5)
●
–0.8
±0.3
0.8
LSB
Differential Linearity Error
Differential Analog Input
●
–0.6
±0.15
0.6
LSB
Offset Error
(Note 6)
●
–15
±5
15
mV
Gain Error
External Reference
●
–3.5
±0.7
3.5
%FS
Offset Drift
±10
μV/C
Full-Scale Drift
Internal Reference
External Reference
±60
±45
ppm/C
Transition Noise
SENSE = 1V
0.18
LSBRMS
ANALOG INPUT The ● denotes the specications which apply over the full operating temperature range, otherwise
specications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Analog Input Range (AIN+ – AIN–)
2.375V < VDD < 2.625V (Note 7)
●
±0.5 to ±1
V
VIN, CM
Analog Input Common Mode (AIN+ + AIN–)/2
Differential Input (Note 7)
●
1.2
1.25
1.3
V
IIN
Analog Input Leakage Current
0 < AIN+, AIN– < VDD
●
–1
1
μA
ISENSE
SENSE Input Leakage
0V < SENSE < 1V
●
–1
1
μA
IMODE
MODE Pin Pull-Down Current to GND
7
μA
ILVDS
LVDS Pin Pull-Down Current to GND
7
μA
tAP
Sample and Hold Acquisition Delay Time
0.4
ns
tJITTER
Sample and Hold Acquisition Delay Time Jitter
95
fsRMS
Full Power Bandwidth
Figure 8 Test Circuit
1200
MHz
DYNAMIC ACCURACY The ● denotes the specications which apply over the full operating temperature range,
otherwise specications are at TA = 25°C. AIN = –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
59.6
60.5
dB
140MHz Input
60.5
dB
240MHz Input
60.4
dB
SFDR
Spurious Free Dynamic Range
2nd or 3rd Harmonic
(Note 11)
10MHz Input
78
dB
70MHz Input
l
65
74
dB
140MHz Input
73
dB
240MHz Input
72
dB
Spurious Free Dynamic Range
4th Harmonic or Higher
(Note 11)
10MHz Input
85
dB
70MHz Input
l
74
85
dB
140MHz Input
85
dB
240MHz Input
85
dB
S/(N+D)
Signal-to-Noise Plus
Distortion Ratio
(Note 12)
10MHz Input
60.5
dB
70MHz Input
l
59
60.4
dB
140MHz Input
60.4
dB
240MHz Input
60.3
dB
IMD
Intermodulation Distortion
fIN1 = 135MHz, fIN2 = 140MHz
81
dBc