LTC2205 Linear Technology, LTC2205 Datasheet - Page 12

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

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LTC2205/LTC2204
TYPICAL PERFORMANCE CHARACTERISTICS
12
–100
–120
–140
–100
–120
–140
120
110
100
–20
–40
–60
–80
–20
–40
–60
–80
90
80
70
0
0
– 40
0
LTC2205: SFDR and SNR vs
Temperature, f
LTC2204: 64K Point FFT,
40Msps, f
PGA = 1, DITH = 0
LTC2204: 64K Point FFT,
40Msps, f
PGA = 0, DITH = 0
0
– 20
5
5
TEMPERATURE (°C)
IN
IN
0
FREQUENCY (MHz)
FREQUENCY (MHz)
= 5.1MHz, –1dBFS,
= 5.1MHz, –40dBFS,
IN
20
10
10
= 5.1MHz
40
SNR
SFDR
15
15
60
22054 G46
22054 G48
22054 G51
80
20
20
–100
–120
–140
–100
–120
–140
100
–20
–40
–60
–80
110
–20
–40
–60
–80
90
80
70
0
0
0.50
0
0
LTC2205: SFDR and SNR vs
Input Common Mode Voltage,
f
LTC2204: 64K Point FFT,
40Msps, f
PGA = 0, DITH = 0
LTC2204: 64K Point FFT,
40Msps, f
PGA = 0, DITH = 1
IN
= 5.1MHz
INPUT COMMON MODE VOLTAGE (V)
0.75
5
5
IN
IN
1.00
FREQUENCY (MHz)
FREQUENCY (MHz)
= 5.1MHz, –25dBFS,
= 5.1MHz, –40dBFS,
SFDR
1.25
SNR
10
10
1.50
15
15
1.75
29701 G46b
22054 G52
22054 G49
2.00
20
20
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
0
0
0
LTC2204: 64K Point FFT,
40Msps, f
PGA = 0, DITH = 0
LTC2204: 64K Point FFT,
40Msps, f
PGA = 0, DITH = 1
LTC2204: 64K Point FFT,
40Msps, f
PGA = 0, DITH = 0
5
5
5
IN
IN
IN
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
= 5.1MHz, –25dBFS,
= 15.1MHz, –1dBFS,
= 5.1MHz, –1dBFS,
10
10
10
15
15
15
22054 G47
22054 G50
22054 G53
22054fb
20
20
20