LTC6420CUDC-20#PBF Linear Technology, LTC6420CUDC-20#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC6420CUDC-20#PBF
• Description: IC DIFF AMP/ADC DRIVER 20-QFN
• Manufacturer: Linear Technology
• Type: ADC Driverr

Specifications of LTC6420CUDC-20#PBF

• Applications: Data Acquisition
• Mounting Type: Surface Mount
• Package / Case: 20-QFN
• No. Of Amplifiers: 2
• Input Offset Voltage: 2mV
• Gain Db Max: 20dB
• Bandwidth: 1.8GHz
• Slew Rate: 4500V/µs
• Supply Voltage Range: 2.85V To 3.5V
• Supply Current: 80mA
• Amplifier Case Style: QFN
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC6420-20
TYPICAL PERFORMANCE CHARACTERISTICS
6
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
10
Noise Figure and Input Referred
Noise Voltage vs Frequency
NOISE FIGURE
FREQUENCY (MHz)
–100
–40
–50
–60
–70
–80
–90
100
60
50
40
30
20
10
0
Harmonic Distortion vs Frequency
0
DIFFERENTIAL INPUT
V
Equivalent Output Third Order
Intercept vs Frequency
0
DRIVING LTC2285
OUT
DIFFERENTIAL INPUT
V
(NOTE 7)
OUT
e
IN
= 2V
50
= 2V
50
P-P
P-P
FREQUENCY (MHz)
100
FREQUENCY (MHz)
100
642020 G08
COMPOSITE
1000
150
150
6
4
2
0
200
200
HD2 NO R
HD2 200Ω R
HD3 NO R
HD3 200Ω R
250
1.35
1.30
1.25
1.20
1.15
250
642020 G11
642020 G13
L
L
Small Signal Transient Response
0
R
L
L
300
L
300
= 87.5Ω PER OUTPUT
2
4
TIME (ns)
–OUT
+OUT
–100
–110
–40
–50
–60
–70
–80
–90
120
100
80
60
40
20
6
0
Third Order Intermodulation
Distortion vs Frequency
0
1
Channel Separation
vs Frequency (Note 8)
DRIVING LTC2285
8
50
642020 G09
FREQUENCY (MHz)
100
FREQUENCY (MHz)
10
10
DIFFERENTIAL INPUT
V
OUT
150
= 2V
2.5
2.0
1.5
1.0
0.5
0
200
100
Overdrive Transient Response
0
P-P
R
L
COMPOSITE
= 87.5Ω PER OUTPUT
250
642020 G12
50
642020 G14
–OUT
1000
+OUT
300
TIME (ns)
100
150
642020 G10
642020fb
200