LTC2205-14
4
220514fb
DYNAMIC ACCURACY The ● denotes the specications which apply over the full operating temperature range,
otherwise specications are at TA = 25°C. AIN = –1dBFS unless otherwise noted. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SFDR
Spurious Free Dynamic Range
4th Harmonic or Higher
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
103
dBc
15MHz Input (2.25V Range, PGA = 0)
15MHz Input (1.5V Range, PGA = 1)
l
87
98
dBc
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
l
86.5
98
dBc
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1)
95
dBc
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
93
dBc
S/(N+D)
Signal-to-Noise Plus Distortion Ratio
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
78.2
75.9
dBFS
15MHz Input (2.25V Range, PGA = 0)
15MHz Input (1.5V Range, PGA = 1)
l
76.7
77.1
78.1
75.9
dBFS
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
l
73.5
74.0
77.4
75.5
dBFS
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1)
75.9
74.7
dBFS
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
73.6
73.2
dBFS
SFDR
Spurious Free Dynamic Range
at –25dBFS Dither “OFF”
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
103
dBFS
15MHz Input (2.25V Range, PGA = 0)
15MHz Input (1.5V Range, PGA = 1)
103
dBFS
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
103
dBFS
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1)
98
dBFS
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
98
dBFS
SFDR
Spurious Free Dynamic Range
at –25dBFS Dither “ON”
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
113
dBFS
15MHz Input (2.25V Range, PGA = 0)
15MHz Input (1.5V Range, PGA = 1)
l
95
113
dBFS
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
110
dBFS
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1)
110
dBFS
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
103
dBFS