LTC2203 Datasheet, PDF (9/32 Pages) Linear Technology – 16-Bit, 25Msps/10Msps ADCs

LTC2203/LTC2202
TYPICAL PERFOR A CE CHARACTERISTICS
LTC2203: SFDR vs Input Level,
f_IN = 12.7MHz, PGA = 0,
Dither “On”
140
120
100
80
60
40
20
0
–70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
22032 G19
LTC2203: 32K Point FFT,
f_IN = 30MHz, –1dBFS, PGA = 1
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0 2 4 6 8 10 12
FREQUENCY(MHz)
22032 G20
LTC2203: 32K Point FFT,
f_IN = 30MHz, –20dBFS, PGA = 1
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0 2 4 6 8 10 12
FREQUENCY(MHz)
22032 G22
LTC2203: SFDR vs Input Level,
f_IN = 30.1MHz, PGA = 0,
Dither “Off”
140
120
100
80
60
40
20
0
–80 –70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
22032 G23
LTC2203: 32K Point FFT,
f_IN = 30MHz, –10dBFS, PGA = 1
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0 2 4 6 8 10 12
FREQUENCY(MHz)
22032 G21
LTC2203: SFDR vs Input Level,
f_IN = 30.1MHz, PGA = 0,
Dither “On”
140
120
100
80
60
40
20
0
–70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
22032 G24
LTC2203: 32K Point FFT,
f_IN = 70.1MHz, –1dBFS, PGA = 1
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0 2 4 6 8 10 12
FREQUENCY(MHz)
22032 G25
LTC2203: 32K Point FFT,
f_IN = 70.1MHz, –10dBFS, PGA = 1
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0 2 4 6 8 10 12
FREQUENCY(MHz)
22032 G26
LTC2203: 32K Point FFT,
f_IN = 70.1MHz, –20dBFS, PGA = 1
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0 2 4 6 8 10 12
FREQUENCY(MHz)
22032 G27
22032fb
9