LTC2205 Linear Technology, LTC2205 Datasheet - Page 15

• Manufacturer Part Number: LTC2205
• Description: (LTC2204 / LTC2205) 65Msps/40Msps
• Manufacturer: Linear Technology

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TYPICAL PERFORMANCE CHARACTERISTICS
–100
–120
–140
–20
–40
–60
–80
130
120
110
100
130
120
110
100
90
80
70
60
50
40
30
90
80
70
60
50
40
30
0
–80
–80
0
LTC2204: 64K Point FFT, f
65.1MHz, –7dBFS, f
–7dBFS, PGA = 0, DITH = 0
LTC2204: SFDR vs Input Level,
f
LTC2204: SFDR vs Input Level,
f
DITH = 1, RAND = 1
IN
IN
= 5.1MHz, DITH = 0, RAND = 1
= 70.1MHz,
–70
–70
–60
–60
5
INPUT LEVEL (dBFS)
INPUT LEVEL (dBFS)
FREQUENCY (MHz)
–50
–50
–40 –30
–40 –30
10
IN2
= 70.1MHz,
–20 –10
–20 –10
IN1
15
=
22054 G75
22054 G78
22054 G72
20
0
0
130
120
110
100
130
120
110
100
130
120
110
100
70
60
70
60
90
80
50
40
30
90
80
70
60
50
40
30
90
80
50
40
30
–80
–80
–80
LTC2204: SFDR vs Input Level,
f
LTC2204: SFDR vs Input Level,
f
DITH = 1, RAND = 1
LTC2204: SFDR vs Input Level,
f
DITH = 0, RAND = 1
IN
IN
IN
= 5.1MHz, DITH = 0, RAND = 1
= 15.1MHz,
= 140.1MHz,
–70
–70
–70
–60
–60
–60
INPUT LEVEL (dBFS)
INPUT LEVEL (dBFS)
INPUT LEVEL (dBFS)
–50
–50
–50
–40 –30
–40 –30
–40 –30
–20 –10
–20 –10
–20 –10
22054 G76
22054 G79
22054 G73
0
0
0
LTC2205/LTC2204
130
120
110
100
130
120
110
100
130
120
110
100
70
60
90
80
50
40
30
70
60
70
60
90
80
50
40
30
90
80
50
40
30
–80
–80
–80
LTC2204: SFDR vs Input Level,
f
DITH = 0, RAND = 1
LTC2204: SFDR vs Input Level,
f
DITH = 1, RAND = 1
LTC2204: SFDR vs Input Level,
f
IN
IN
IN
= 70.1MHz,
= 140.1MHz,
= 5.1MHz, DITH = 1, RAND = 1
–70
–70
–70
–60
–60
–60
INPUT LEVEL (dBFS)
INPUT LEVEL (dBFS)
INPUT LEVEL (dBFS)
–50
–50
–50
–40 –30
–40 –30
–40 –30
–20 –10
–20 –10
–20 –10
15
22054 G80
22054 G74
22054 G77
22054fb
0
0
0