ltc2203 Linear Technology Corporation, ltc2203 Datasheet - Page 12

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

LTC2203/LTC2202
TYPICAL PERFOR
12
–140
–100
–110
–140
–100
–110
–120
–130
–120
–130
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
120
–10
–20
–30
–40
–50
100
60
80
20
40
0
0
0
–70
0
0
LTC2203: 128K Point FFT,
f
Internal Dither “On”
LTC2202: SFDR vs Input Level,
f
LTC2202: 32K Point FFT,
f
IN
IN
IN
= 5.1MHz, –20dBFS, PGA = 0,
= 5MHz, PGA = 0, Dither “Off”
= 12.4MHz, –10dBFS, PGA = 0
–60
1
1
–50
INPUT LEVEL (dBFS)
FREQUENCY (MHz)
FREQUENCY (MHz)
2
–40
2
–30
3
3
–20
W
4
4
–10
A
22023 G49
22023 G52
22023 G46
U
0
5
5
CE CHARACTERISTICS
–100
–110
–140
–100
–110
–140
–120
–130
–120
–130
–60
–70
–80
–90
140
120
100
–60
–70
–80
–90
–10
–20
–30
–40
–50
–10
–20
–30
–40
–50
80
60
40
20
0
0
0
–70
LTC2202: 32K Point 2-Tone FFT,
f
–7dBFS, PGA = 0
LTC2202: SFDR vs Input Level,
f
0
LTC2202: 32K Point FFT,
f
0
IN
IN
IN
= 5.1MHz and 15.2MHz,
= 5MHz, PGA = 0, Dither “On”
= 12.4MHz, –20dBFS, PGA = 0
–60
1
1
–50
INPUT LEVEL (dBFS)
FREQUENCY (MHz)
FREQUENCY (MHz)
–40
2
2
–30
3
3
–20
4
4
–10
22023 G50
22023 G47
22023 G53
0
5
5
–140
–100
–110
–120
–130
–100
–110
–140
–120
–130
–10
–20
–30
–40
–50
–60
–70
–80
–90
–60
–70
–80
–90
120
100
–10
–20
–30
–40
–50
80
60
20
40
0
0
0
–70
0
LTC2202: 32K Point 2-Tone FFT,
f
–15dBFS, PGA = 0
0
LTC2202: 32K Point FFT,
f
LTC2202: SFDR vs Input Level,
f
Dither “Off
IN
IN
IN
= 5.1MHz and 15.2MHz,
= 12.4MHz, –1dBFS, PGA = 0
= 12.4MHz, PGA = 0,
–60
1
1
–50
INPUT LEVEL (dBFS)
FREQUENCY (MHz)
FREQUENCY (MHz)
2
–40
2
–30
3
3
–20
4
4
–10
22023 G51
22023 G54
22023 G48
22032fb
0
5
5