Datasheet

5
LTC1744
1744f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
CODE
0 4000 8000 12000 16000
INL ERROR (LSB)
1744 G01
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
T
A
= 25°C
CODE
0 4000 8000 12000 16000
DNL ERROR (LSB)
1744 G02
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
T
A
= 25°C
FREQUENCY (MHz)
0
25.37
AMPLITUDE (dBFS)
1744 G03
0.5
–10.0
–20.0
–30.0
–40.0
–50.0
–60.0
–70.0
–80.0
–90.0
–100.0
–110.0
–120.0
24681012141618202224
T
A
= 25°C
Typical INL, 3.2V Range Typical DNL, 3.2V Range
Nonaveraged, 8192 Point FFT,
Input Frequency = 2.5MHz, –1dB,
2V Range
Nonaveraged, 8192 Point FFT,
Input Frequency = 20MHz, –1dB,
2V Range
Nonaveraged, 8192 Point FFT,
Input Frequency = 2.5MHz, –1dB,
3.2V Range
Nonaveraged, 8192 Point FFT,
Input Frequency = 20MHz, –1dB,
3.2V Range
FREQUENCY (MHz)
024681012141618202224
25.37
AMPLITUDE (dBFS)
1744 G04
0.5
–10.0
–20.0
–30.0
–40.0
–50.0
–60.0
–70.0
–80.0
–90.0
–100.0
–110.0
–120.0
T
A
= 25°C
FREQUENCY (MHz)
024681012141618202224
25.37
AMPLITUDE (dBFS)
1744 G05
0.5
–10.0
–20.0
–30.0
–40.0
–50.0
–60.0
–70.0
–80.0
–90.0
–100.0
–110.0
–120.0
T
A
= 25°C
FREQUENCY (MHz)
024681012141618202224
25.37
AMPLITUDE (dBFS)
1744 G06
0.5
–10.0
–20.0
–30.0
–40.0
–50.0
–60.0
–70.0
–80.0
–90.0
–100.0
–110.0
–120.0
T
A
= 25°C
Averaged, 8192 Point 2-Tone FFT,
Input Frequency = 2.5MHz and
5.2MHz, 2V Range
Averaged, 8192 Point 2-Tone FFT,
Input Frequency = 2.5MHz and
5.2MHz, 3.2V Range
FREQUENCY (MHz)
024681012141618202224
25.37
AMPLITUDE (dBFS)
1744 G07
0.5
–10.0
–20.0
–30.0
–40.0
–50.0
–60.0
–70.0
–80.0
–90.0
–100.0
–110.0
–120.0
T
A
= 25°C
FREQUENCY (MHz)
024681012141618202224
25.37
AMPLITUDE (dBFS)
1744 G08
0.5
–10.0
–20.0
–30.0
–40.0
–50.0
–60.0
–70.0
–80.0
–90.0
–100.0
–110.0
–120.0
T
A
= 25°C
(Note 5)
Averaged, 8192 Point FFT, Input
Frequency = 2.5MHz, –6dB,
2V Range
FREQUENCY (MHz)
024681012141618202224
25.37
AMPLITUDE (dBFS)
1744 G10
0.5
–10.0
–20.0
–30.0
–40.0
–50.0
–60.0
–70.0
–80.0
–90.0
–100.0
–110.0
–120.0
T
A
= 25°C