LTC2222IUK-11 查看數據表（PDF） - Linear Technology
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LTC2222IUK-11 Datasheet PDF : 24 Pages
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LTC2222-11
A ALOG I PUT The ● denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 4)
SYMBOL
VIN
VIN, CM
IIN
ISENSE
IMODE
tAP
tJITTER
CMRR
PARAMETER
Analog Input Range (AIN+ – AIN–)
Analog Input Common Mode (AIN+ + AIN–)/2
Analog Input Leakage Current
SENSE Input Leakage
MODE Pin Pull-Down Current to GND
Sample and Hold Acquisition Delay Time
Sample and Hold Acquisition Delay Time Jitter
Analog Input Common Mode Rejection Ratio
CONDITIONS
3.1V < VDD < 3.5V
Differential Input Drive
Single Ended Input Drive
0 < AIN+, AIN– < VDD
0V < SENSE < 1V
MIN TYP MAX
●
±0.5 to ±1
●1
1.6
1.9
● 0.5
1.6
2.1
● –1
1
● –1
1
10
0
0.15
80
UNITS
V
V
V
µA
µA
µA
ns
psRMS
dB
Full Power Bandwidth
Figure 8 Test Circuit
775
MHz
DY A IC ACCURACY The ● denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4)
SYMBOL PARAMETER
SNR
Signal-to-Noise Ratio
SFDR Spurious Free Dynamic Range
SFDR
Spurious Free Dynamic Range
4th Harmonic or Higher
S/(N+D) Signal-to-Noise Plus
Distortion Ratio
IMD
Intermodulation Distortion
CONDITIONS
30MHz Input (1V Range)
30MHz Input (2V Range)
70MHz Input (1V Range)
70MHz Input (2V Range)
140MHz Input (1V Range)
140MHz Input (2V Range)
250MHz Input (1V Range)
250MHz Input (2V Range)
30MHz Input (1V Range)
30MHz Input (2V Range)
70MHz Input (1V Range)
70MHz Input (2V Range)
140MHz Input (1V Range)
140MHz Input (2V Range)
250MHz Input (1V Range)
250MHz Input (2V Range)
30MHz Input (1V Range)
30MHz Input (2V Range)
70MHz Input (1V Range)
70MHz Input (2V Range)
140MHz Input (1V Range)
140MHz Input (2V Range)
250MHz Input (1V Range)
250MHz Input (2V Range)
30MHz Input (1V Range)
30MHz Input (2V Range)
70MHz Input (1V Range)
70MHz Input (2V Range)
fIN1 = 138MHz, fIN2 = 140MHz
MIN TYP MAX UNITS
62.5
dB
● 64.3 65.7
dB
62.5
dB
65.7
dB
62.2
dB
65.4
dB
61.8
dB
64.9
dB
84
dB
● 71
84
dB
84
dB
84
dB
81
dB
81
dB
77
dB
77
dB
88
dB
88
dB
88
dB
88
dB
88
dB
88
dB
85
dB
85
dB
62.5
dB
● 64
65.6
dB
62.5
dB
65.6
dB
81
dBc
222211f
3
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