lt1567 Linear Technology Corporation, lt1567 Datasheet - Page 11

• Manufacturer Part Number: lt1567
• Description: 1.4nv/rt.hz 180mhz Filter Building Block
• Manufacturer: Linear Technology Corporation

APPLICATIO S I FOR ATIO
U
V
V
REF
IN
U
R1
0.1µF
Figure 3. A Single Ended to Differential Amplifier
3
5
2
W
V
V
f
ηBW
OUT1
DIFF
LT1567
110
100
Differential Output Signal-to-Noise Ratio
80
70
IS THE NOISE BANDWIDTH
90
= V
= –
–
+
OUT2
R2
150Ω
R2
R1
0.5
• V
– V
8
U
V
V
R1 = R2 = 200Ω
IN
(for a Sinewave Signal)
V
+
+
OUT1
DIFF
+
0.1µF
( )
1
R2
R1
= 2 •
GAIN = 2
+ 1
7pF
V
1
DIFF
R2
R1
1.5
• V
• (V
(V
6
V
600Ω
REF
DIFF
RMS
R1 = 200Ω
IN
–
+
f
R2 = 1k
ηBW
– V
GAIN = 10
2
)
V
f
f
–3dB
NBW
+
V
REF
= 5V
=
OUT2
600Ω
4
= 4MHz
4π • R • C
= 2.55MHz
)
2.5
V
1.57
–
= –V
f
–3dB
1567 F03b
OUT1
=
3
4π • R • C
+ 2 V
1
1567 F03a
7
REF
V
V
OUT1
OUT2
R
R
C
V
DIFF
LT1567
11
1567fa