ltc2203 Linear Technology Corporation, ltc2203 Datasheet - Page 8

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

LTC2203/LTC2202
TYPICAL PERFOR
8
–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: 32K Point FFT,
f
LTC2203: 128K Point FFT,
f
Internal Dither “On”
LTC2203: SFDR vs Input Level,
f
IN
IN
IN
= 12.4MHz, –10dBFS, PGA = 0
= 5.1MHz, –20dBFS, PGA = 0,
= 5MHz, PGA = 0, Dither “Off”
–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 G10
22032 G13
22032 G16
U
12
12
0
CE CHARACTERISTICS
–140
–140
–100
–110
–120
–130
–100
–110
–120
–130
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
140
120
100
80
60
40
20
0
0
0
–70
LTC2203: 32K Point 2-Tone FFT,
f
–7dBFS, PGA = 0
0
LTC2203: SFDR vs Input Level,
f
0
LTC2203: 32K Point FFT,
f
IN
IN
IN
= 4.9MHz and 30.1MHz,
= 5MHz, PGA = 0, Dither “On”
= 12.4MHz, –20dBFS, 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 G14
22032 G11
22032 G17
12
12
0
–140
–100
–110
–120
–130
–100
–110
–120
–130
–140
–10
–20
–30
–40
–50
–60
–70
–80
–90
–60
–80
140
120
–10
–20
–30
–40
–50
–70
–90
100
80
60
40
20
0
0
0
–70
0
0
LTC2203: SFDR vs Input Level,
f
Dither “Off”
LTC2203: 32K Point 2-Tone FFT,
f
–15dBFS, PGA = 0
LTC2203: 32K Point FFT,
f
IN
IN
IN
= 12.7MHz, PGA = 0,
= 4.9MHz and 30.1MHz,
= 12.4MHz, –1dBFS, PGA = 0
–60
2
2
–50
INPUT LEVEL (dBFS)
FREQUENCY(MHz)
4
FREQUENCY(MHz)
4
–40
6
6
–30
8
8
–20
10
10
–10
22032 G12
22032 G18
22032 G15
22032fb
12
12
0