LT6402CUD-12#TRPBF Linear Technology, LT6402CUD-12#TRPBF Datasheet - Page 8

• Manufacturer Part Number: LT6402CUD-12#TRPBF
• Description: IC DIFF AMP/ADC DVR 12DB 16-QFN
• Manufacturer: Linear Technology

Specifications of LT6402CUD-12#TRPBF

• Amplifier Type: Differential
• Number Of Circuits: 2
• Output Type: Differential
• Slew Rate: 400 V/µs
• -3db Bandwidth: 300MHz
• Current - Input Bias: 5µA
• Voltage - Input Offset: 1000µV
• Current - Supply: 30mA
• Current - Output / Channel: 35mA
• Voltage - Supply, Single/dual (±): 4 V ~ 5.5 V, ±2 V ~ 2.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-WQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Gain Bandwidth Product: -

LT6402-12
TYPICAL PERFORMANCE CHARACTERISTICS
8
–100
–110
–140
–120
–130
–60
–70
–80
–90
3.7
3.2
1.7
–10
–20
–30
–40
–50
2.7
2.2
1.2
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
Large-Signal Transient Response
20MHz 8192 Point FFT, LT6402-12
Driving an LTC2249 14-Bit ADC
Turn-Off Time
0
R
R
PER OUTPUT
8192 POINT FFT
f
FILTERED OUTPUTS
IN
LOAD
LOAD
2
= 20MHz, –1dBFS
= 100Ω PER OUTPUT
= 100Ω
4
6
FREQUENCY (MHz)
TIME (125ns/DIV)
TIME (10ns/DIV)
8
10
12 14 16
ENABLE
+OUT
–OUT
640212 G22
640212 G25
640212 G28
18
20
–100
–110
–120
–130
–140
–60
–70
–80
–90
–10
–20
–30
–40
–50
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
0
Overdrive Recovery Time
Turn-On Time
0
25MHz 8192 Point FFT, LT6402-12
Driving an LTC2249 14-Bit ADC
R
8192 POINT FFT
f
FILTERED OUTPUTS
IN
LOAD
2
= 25MHz, –1dBFS
= 100Ω PER OUTPUT
+OUT
–OUT
4
R
PER OUTPUT
6
FREQUENCY (MHz)
LOAD
TIME (250ns/DIV)
TIME (25ns/DIV)
+OUT
–OUT
8
ENABLE
= 100Ω
10
12 14 16
640212 G23
640212 G26
640212 G29
18
20
–100
–140
–140
–100
–110
–120
–130
–100
–110
–120
–130
–70
–75
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–80
–85
–95
0
0
1
10MHz 8192 Point FFT, LT6402-12
Driving an LTC2249 14-Bit ADC
0
0
Distortion vs Output Common
Mode Voltage, LT6402-12 Driving
an LTC2249 14-Bit ADC
20MHz 2-Tone 32768 Point FFT,
LT6402-12 Driving an LTC2249
14-Bit ADC
FILTERED OUTPUTS
NO R
V
8192 POINT FFT
f
FILTERED OUTPUTS
32768 POINT FFT
TONE 1 AT 19.5MHz, –7dBFS
TONE 2 AT 20.5MHz, –7dBFS
FILTERED OUTPUTS
IN
OUT
OUTPUT COMMON MODE VOLTAGE (V)
2
2.5
= 10MHz, –1dBFS
1.2
LOAD
= 20MHz 2V
4
5
1.4
6
FREQUENCY (MHz)
FREQUENCY (MHz)
7.5
8
1.6
P-P
10
HD3
HD2
10
12.5 15 17.5
1.8
12 14 16
2.0
2.2
640212 G24
640212 G27
640212 G30
640212fa
20
18
22.5
2.4
20