LTC2215 Просмотр технического описания (PDF) - Linear Technology
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LTC2215 Datasheet PDF : 36 Pages
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LTC2216/LTC2215
DYNAMIC ACCURACY The l denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS with 2.75V range unless otherwise noted. (Note 4)
SYMBOL PARAMETER
SNR Signal-to-Noise Ratio
SFDR
Spurious Free
Dynamic Range
2nd or 3rd Harmonic
SFDR Spurious Free Dynamic Range
4th Harmonic or Higher
S/(N+D) Signal-to-Noise
Plus Distortion Ratio
SFDR
Spurious Free Dynamic Range
at –25dBFS
Dither “OFF”
SFDR
Spurious Free Dynamic Range
at –25dBFS
Dither “ON”
IMD Intermodulation Distortion
CONDITIONS
5MHz Input
15MHz Input, TA = 25°C
15MHz Input
30MHz Input, TA = 25°C
70MHz Input, TA = 25°C
70MHz Input
140MHz Input
5MHz Input
15MHz Input, TA = 25°C
15MHz Input
30MHz Input
70MHz Input, TA = 25°C
70MHz Input
140MHz Input
5MHz Input
15MHz Input
30MHz Input
70MHz Input
140MHz Input
5MHz Input
15MHz Input, TA = 25°C
15MHz Input
30MHz Input
70MHz Input, TA = 25°C
70MHz Input
140MHz Input
5MHz Input
15MHz Input
30MHz Input
70MHz Input
140MHz Input
5MHz Input
15MHz Input
30MHz Input
70MHz Input
140MHz Input
fIN1 = 14MHz, fIN2 = 21MHz, –7dBFS
fIN1 = 67MHz, fIN2 = 74MHz, –7dBFS
LTC2215
LTC2216
MIN TYP MAX MIN TYP MAX UNITS
81.5
81.3
dBFS
80.8 81.4
80.6 81.2
dBFS
l 80.5 81
80.2 80.8
dBFS
81.2
81.1
dBFS
80 80.6
80 80.5
dBFS
l 79.7 80.2
79.7 80.2
dBFS
79
79
dBFS
100
100
dBc
88 100
88 100
dBc
l 88 96
88 99
dBc
91
95
dBc
85 96
85 97
dBc
l 84 95
84 97
dBc
89
91
dBc
105
105
dBc
l 95 105
94 105
dBc
105
105
dBc
l 94 104
93 103
dBc
100
100
dBc
81.5
81.3
dBc
80.3 81.2
80.2 81.1
dBFS
l 80.2 80.8
80 80.7
dBFS
80.9
80.8
dBFS
79.3 80.3
79.6 80.4
dBFS
l 79.2 80
79.4 80.1
dBFS
78.8
78.8
dBFS
105
105
dBFS
105
105
dBFS
105
105
dBFS
105
105
dBFS
100
100
dBFS
115
115
dBFS
l 100 115
100 115
dBFS
115
115
dBFS
115
115
dBFS
110
110
dBFS
100
100
dBc
96
97
dBc
22165f
4
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