Datasheet

13
LT1813/LT1814
18134fa
U
TYPICAL APPLICATIO
FREQUENCY (MHz)
0.1
–50
VOLTAGE GAIN (dB)
–40
–30
–20
–10
1 10 100
1813/14 TA02
–60
–70
–80
–90
0
10
V
S
= ±5V
V
IN
= 600mV
P-P
PEAKING < 0.12dB
4MHz, 4th Order Butterworth Filter
Filter Frequency Response
Gain of 20 Composite Amplifier Drives Differential Load with Low Distortion
–
+
1/2 LT1813
220pF
V
IN
665Ω
232Ω
47pF
232Ω
–
+
1/2 LT1813
470pF
1813/14 TA01
V
OUT
562Ω
274Ω
22pF
274Ω
–
+
–
+
–
+
–
+
1814 TA03
68pF
68pF
LOAD
800Ω
499Ω 499Ω
499Ω 499Ω
1k
9k
1k
10k
V
IN
GAIN = 20
–3dB BANDWIDTH = 10MHz
DISTORTION = –77dB AT 2MHz,
R
L
= 1k
1/4 LT1814
1/4 LT1814
1/4 LT1814 1/4 LT1814