lt1993-2 Linear Technology Corporation, lt1993-2 Datasheet - Page 11

• Manufacturer Part Number: lt1993-2
• Description: 800mhz Low Distortion, Low Noise Differential Ampli? Er/ Adc Driver Av = 2v/v
• Manufacturer: Linear Technology Corporation

TYPICAL PERFOR A CE CHARACTERISTICS
–100
–110
–120
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
30MHz 8192 Point FFT, LT1993-2
Driving LTC2249 14-Bit ADC
70MHz 2-Tone 32768 Point FFT,
LT1993-2 Driving LTC2249
14-Bit ADC
8192 POINT FFT
f
FILTERED OUTPUTS
IN
= 30MHz, –1dBFS
5
5
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
32768 POINT FFT
TONE 1 AT 69.5MHz, –7dBFS
TONE 2 AT 70.5MHz, –7dBFS
FILTERED OUTPUTS
20
20
25
25
W
30
30
35
35
19932 G46
19932 G49
U
40
40
–100
–110
–120
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
50MHz 8192 Point FFT, LT1993-2
Driving LTC2249 14-Bit ADC
2-Tone WCDMA Waveform,
LT1993-2 Driving LTC2255 14-Bit
ADC at 92.16Msps
32768 POINT FFT
TONE CENTER FREQUENCIES
AT 67.5MHz, 72.5MHz
8192 POINT FFT
f
FILTERED OUTPUTS
IN
= 50MHz, –1dBFS
5
5
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
20 25
20
25
30 35 40
30
35
19932 G50
19932 G47
45
40
–100
–110
–120
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
70MHz 8192 Point FFT, LT1993-2
Driving LTC2249 14-Bit ADC
4-Tone WCDMA Waveform,
LT1993-2 Driving LTC2255 14-Bit
ADC at 92.16Msps
32768 POINT FFT
TONE CENTER FREQUENCIES
AT 62.5MHz, 67.5MHz,
72.5MHz, 77.5MHz
5
5
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
20 25
LT1993-2
20
8192 POINT FFT
f
FILTERED OUTPUTS
IN
25
= 70MHz, –1dBFS
30 35 40
30
11
35
19932 G51
19932fa
19932 G48
45
40