Datasheet

LTC2203/LTC2202
4
22032fd
The l denotes the specifi cations which apply over the full operating temperature range,
otherwise specifi cations are at T
A
= 25°C. A
IN
= –1dBFS. (Note 4)
DYNAMIC ACCURACY
SYMBOL PARAMETER CONDITIONS MIN
LTC2203
TYP MAX MIN
LTC2202
TYP MAX UNITS
SFDR Spurious Free
Dynamic Range
2
nd
or 3
rd
Harmonic
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
100
100
100
100
dBc
dBc
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
l
85
87
100
100
100
85
87
100
100
100
dBc
dBc
dBc
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
95
100
95
100
dBc
dBc
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
l
85
90
95 85
90
95
dBc
dBc
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA = 1)
85
90
85
90
dBc
dBc
SFDR Spurious Free
Dynamic Range
4th
Harmonic or Higher
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
100
100
100
100
dBc
dBc
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
l
90 100
100
90 100
100
dBc
dBc
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
100
100
100
100
dBc
dBc
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
l
90
100
100 90
100
100
dBc
dBc
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA = 1)
90
90
90
90
dBc
dBc
S/(N+D) Signal-to-Noise
Plus Distortion Ratio
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
81.5
79.3
81.5
79.3
dBFS
dBFS
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
l
79.7 81.5
79.3
79.7 81.5
79.3
dBFS
dBFS
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
81.3
79.2
81.3
79.2
dBFS
dBFS
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
l
77.2
80.6
78.6
77.2
80.6
78.6
dBFS
dBFS
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA = 1)
78.1
77
78.1
77
dBFS
dBFS
SFDR Spurious Free
Dynamic Range
at –25dBFS
Dither “OFF”
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
105
105
105
105
dBFS
dBFS
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
105
105
105
105
dBFS
dBFS
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
105
105
105
105
dBFS
dBFS
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
105
105
105
105
dBFS
dBFS
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA = 1)
100
100
100
100
dBFS
dBFS