LTC2204CUK(RevB) Просмотр технического описания (PDF) - Linear Technology
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LTC2204CUK Datasheet PDF : 36 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LTC2205/LTC2204
LTC2205: SFDR vs Input Level,
fIN = 140.1MHz,
DITH = 1, RAND = 1, PGA = 0
130
120
110
100
90
80
70
60
50
40
30
20
–80 –70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
22054 G37
LTC2205: SFDR and SNR vs
Sample Rate, fIN = 5.1MHz,
–1dBFS, PGA = 0
110
SFDR
100
90
80
SNR
70
0 10 20 30 40 50 60 70 80 90 100 110
SAMPLE RATE (Msps)
22054 G40
LTC2205: Gain Error Drift with
Internal Reference vs Temperature
1
0
–1
–2
–3
–4
–5
–6
–7
–60 –40 –20 0 20 40 60
TEMPERATURE (°C)
80 100
22054 G43
LTC2205: SFDR vs Input
Frequency, DITH = 0, RAND = 0
110
100
90
PGA = 1
80
PGA = 0
70
0
50 100 150 200 250
INPUT FREQUENCY (MHz)
22054 G38
LTC2205: SFDR and SNR vs
Supply Voltage, fIN = 5.1MHz,
65Msps, PGA = 0
110
SFDR
100
90
80
SNR
70
2.4 2.6 2.8 3.0 3.2 3.4 3.6
SUPPLY VOLTAGE
22054 G41
LTC2205: Gain Drift with External
Reference vs Temperature
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
–1.2
–60 –40 –20 0 20 40 60
TEMPERATURE (°C)
80 100
22054 G44
LTC2205: SNR vs Input Frequency,
DITH = 0, RAND = 0
80
79
78
77
76
PGA = 0
75
74
73
PGA = 1
72
71
70
0
100
200
300
400
INPUT FREQUENCY (MHz)
22054 G39
LTC2205: IVDD vs Sample Rate,
fIN = 5.1MHz, –1dBFS
210
200
VDD = 3.47V
190
180
VDD = 3.3V
170
VDD = 3.13V
160
150
140
130
0 10 20 30 40 50 60 70 80 90 100 110
SAMPLE RATE (Msps)
22054 G42
LTC2205: VCM Drift vs Temperature
0
–1
–2
–3
–4
–40 –20 0
20 40 60 80
TEMPERATURE (°C)
22054 G45
22054fb
11
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