Datasheet

LTC2298/LTC2297/LTC2296
6
229876fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LTC2298: Typical INL,
2V Range, 65Msps
LTC2298: Typical DNL,
2V Range, 65Msps
LTC2298: 8192 Point FFT,
f
IN
= 5MHz, –1dB, 2V Range,
65Msps
LTC2298: 8192 Point FFT,
f
IN
= 30MHz, –1dB, 2V Range,
65Msps
LTC2298: 8192 Point FFT,
f
IN
= 70MHz, –1dB, 2V Range,
65Msps
LTC2298: 8192 Point FFT,
f
IN
= 140MHz, –1dB, 2V Range,
65Msps
LTC2298: Grounded Input
Histogram, 65Msps
LTC2298/LTC2297/LTC2296:
Crosstalk vs Input Frequency
INPUT FREQUENCY (MHz)
0
–130
CROSSTALK (dB)
–125
–120
–115
–110
–105
–100
20 40 60 80
229876 G01
100
CODE
0
INL ERROR (LSB)
12288
2298 G01
4096 8192 16384
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
CODE
0
DNL ERROR (LSB)
12288
2298 G02
4096 8192 16384
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2298 G03
510152025
30
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2298 G04
510152025
30
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2298 G05
510152025
30
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2298 G06
510152025
30
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
CODE
8196 8197 8198 8199 8200 8201 8202 8203
121
1596
9042
21824
20412
10224
2116
172
COUNT
2298 G08
25000
20000
15000
10000
5000
0
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2298 G06a
510152025
30
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
LTC2298: 8192 Point 2-Tone FFT,
f
IN
= 28.2MHz and 26.8MHz,
–1dB, 2V Range, 65Msps