Datasheet

LTC6417
15
6417f
Typical perForMance characTerisTics
LTC6417 Driving LTC2209 16-Bit ADC,
32K Point FFT, f
IN
= 69.5MHz and
70.5MHz, –7dBFS/Tone, PGA = 0
LTC6417 Driving LTC2209
16-Bit ADC, 64K Point FFT,
f
IN
= 140MHz, –1dBFS, PGA = 0
LTC6417 Driving LTC2209
16-Bit ADC, 64K Point FFT,
f
IN
= 270MHz, –1dBFS, PGA = 0
LTC6417 Driving LTC2209
16-Bit ADC, 64K Point FFT,
f
IN
= 380MHz, –1dBFS, PGA = 0
FREQUENCY (MHz)
AMPLITUDE (dBFS)
6417 G64
0 80403020 70605010
0
–20
–30
–10
–50
–60
–40
–70
–80
–100
–110
–90
–120
HD2 = –88dBc
HD3 = –94dBc
SFDR = 88dBc
SNR = 75.4dB
SEE FIGURE 1/TABLE 1
1:4 BALUN
f
S
= 153.6Msps
DEMO BOARD DC1685A
2
3
1
FREQUENCY (MHz)
AMPLITUDE (dBFS)
6417 G66
0 80403020 70605010
0
–20
–30
–10
–50
–60
–40
–70
–80
–100
–110
–90
–120
HD2 = –65dBc
HD3 = –74dBc
SFDR = 65dBc
SNR = 71.0dB
SEE FIGURE 1/TABLE 1
1:4 BALUN
f
S
= 153.6Msps
DEMO BOARD DC1685A
2
3
1
FREQUENCY (MHz)
AMPLITUDE (dBFS)
6417 G67
0 80403020 70605010
0
–20
–30
–10
–50
–60
–40
–70
–80
–100
–110
–90
–120
IM3 = –85dBc
SEE FIGURE 1/TABLE 1
1:4 BALUN
f
S
= 153.6Msps
DEMO BOARD DC1685A
FREQUENCY (MHz)
AMPLITUDE (dBFS)
6417 G68
0 80403020 70605010
0
–20
–30
–10
–50
–60
–40
–70
–80
–100
–110
–90
–120
IM3 = –80dBc
SEE FIGURE 1/TABLE 1
1:4 BALUN
f
S
= 153.6Msps
DEMO BOARD DC1685A
FREQUENCY (MHz)
AMPLITUDE (dBFS)
6417 G65
0 80403020 70605010
0
–20
–30
–10
–50
–60
–40
–70
–80
–100
–110
–90
–120
HD2 = –81dBc
HD3 = –80dBc
SFDR = 80dBc
SNR = 73.3dB
SEE FIGURE 1/
TABLE 1
1:4 BALUN
f
S
= 153.6Msps
DEMO BOARD
DC1685A
2
3
1
FREQUENCY (MHz)
AMPLITUDE (dBFS)
6417 G69
0 80403020 70605010
0
–20
–30
–10
–50
–60
–40
–70
–80
–100
–110
–90
–120
IM3 = –75dBc
SEE FIGURE 1/
TABLE 1
1:4 BALUN
f
S
= 153.6Msps
DEMO BOARD
DC1685A
LTC6417 Driving LTC2209 16-Bit ADC,
64K Point FFT, f
IN
= 139.5MHz and
140MHz, –7dBFS/Tone, PGA = 0
LTC6417 Driving LTC2209 16-Bit ADC,
64K Point FFT, f
IN
= 269.5MHz and
270.5MHz, –7dBFS/Tone, PGA = 0
LTC6417 Driving LTC2209 16-Bit ADC,
64K Point FFT, f
IN
= 379.5MHz and
380.5MHz, –7dBFS/Tone, PGA = 0
FREQUENCY (MHz)
AMPLITUDE (dBFS)
6417 G70
0 80403020 70605010
0
–20
–30
–10
–50
–60
–40
–70
–80
–100
–110
–90
–120
IM3 = –72dBc
SEE FIGURE 1/TABLE 1
1:4 BALUN
f
S
= 153.6Msps
DEMO BOARD DC1685A
Input Referred Noise Voltage
vs Frequency and Noise Figure for
the DC1660B with 1:4 Input Balun
Input Referred Noise Voltage
vs Frequency and Noise Figure for
the DC1660B with 1:1 Input Balun
FREQUENCY (MHz)
INPUT REFERRED NOISE VOLTAGE (nV/√Hz)
NOISE FIGURE (dB)
6417 G71
0.001 0.10.01 1k100101
28
24
4
8
20
16
12
0
28
24
4
8
20
16
12
0
NOISE FIGURE PWRADJ = 5V
NOISE FIGURE PWRADJ = 0V
NOISE DENSITY PWRADJ = 5V
NOISE DENSITY PWRADJ = 0V
FREQUENCY (MHz)
INPUT REFERRED NOISE VOLTAGE (nV/√Hz)
NOISE FIGURE (dB)
6417 G72
0.001 0.10.01 1k100101
24
4
8
20
16
12
0
24
4
8
20
16
12
0
NOISE FIGURE PWRADJ = 5V
NOISE FIGURE PWRADJ = 0V
NOISE DENSITY PWRADJ = 5V
NOISE DENSITY PWRADJ = 0V