ltc2203 Linear Technology Corporation, ltc2203 Datasheet - Page 9

• Manufacturer Part Number: ltc2203
• Description: 16-bit, 25msps Adc
• Manufacturer: Linear Technology Corporation

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