DATA SHEET
KH563
(T = +25°C, Circuit in Figure 1; unless specified)
KH563 Typical Performance Characteristics
A
Small Signal Gain and Phase
Frequency Response vs. Gain
Frequency Response vs. Output Power
16
14
12
10
8
16
14
12
10
8
Po = 10dBm
Po = 10dBm
Av = 10
Po = 10dBm
Vo = 2Vpp
Maximally Flat
Av = 5
0% Overshoot
Phase
Po = 24dBm
Vo = 10Vpp
0
Av = 15
Po = 27.5dBm
Vo = 15Vpp
-90
Gain
-180
-270
-360
Po = 18dBm
V
o = 5Vpp
Av = 20
Re-compensated at
each gain (see text)
6
6
0
50
100
150
200
250
0
50
100
150
200
250
0
40
80
120
160
200
Frequency (MHz)
Frequency (MHz)
Frequency (MHz)
Frequency Response vs. RL
Frequency Response vs. Power Supply
Frequency Response vs. Ro
16
14
12
10
8
Pi = -4dBm
Po = 10dBm
Pi = -4dBm
VCC = 18
RL = 25Ω
Ro = 25Ω
Ro = 75Ω
Ro = 100Ω
Ro = 50Ω
RL = 50Ω
VCC = 15
VCC = 12
RL = 75Ω
RL = 100Ω
VCC = 10
Fixed gain and
compensated vs. load
Re-compensated at
each supply voltage
Response measured with matched load
Re-compensated at each Ro
6
0
50
100
150
200
250
0
50
100
150
200
250
0
50
100
150
200
250
Frequency (MHz)
Frequency (MHz)
Frequency (MHz)
Frequency Response vs. Gain (Ro, RL =75Ω)
Internal Current Gain and Phase
Gain Flatness/Deviation from Linear Phase
Vo = 2Vpp
Po = 10dBm
Cx = 0
RL = 0
Gain
Gain
30
20
10
0
Av = 5
180
90
0
Av = 10
Phase
Av = 15
Av = 20
Phase
-90
-10
-20
-30
-180
Re-compensated
at each gain
Phase consistant with current
polarity connection of Figure 3
0
50
100
150
200
250
0
100
200
300
400
500
0
20
40
60
80
100
Frequency (MHz)
Frequency (MHz)
Frequency (MHz)
2nd Harmonic Distortion vs. Frequency
3rd Harmonic Distortion vs. Frequency
Two Tone, 3rd-Order Intermodulation
-25
-35
-45
-55
-65
-75
-25
-35
-45
-55
-65
-75
45
40
35
30
25
20
50MHz
Av = 5
100MHz
Av = 10
100MHz
50MHz
20MHz
Av = 15
Av = 20
20MHz
10MHz
10MHz
Re-compensated
at each gain
4
8
12
16
20
24
4
8
12
16
20
24
0
20
40
60
80
100
Output Power (dB)
Output Power (dB)
Frequency (MHz)
Frequency Response Driving CL
2nd Harmonic Distortion Driving CL
3rd Harmonic Distortion Driving CL
-30
-40
-50
-60
-70
-80
-30
-40
-50
-60
-70
-80
Av = +5
o = 25
o = 2Vpp
Av = +5
Ro = 25
Vo = 2Vpp
Compensation as shown in
Frequency Response plot
R
V
CL = 20pF
CL = 20pF
CL = 100pF
CL = 50pF
CL = 100pF
CL = 50pF
Av = +5
CL = 50pF
CL = 20pF
CL = 100pF
Ro = 25
Re-compensated
at each CL
Vo = 2Vpp
0
50
100
150
200
250
10
20
30
40 50
70
100
10
20
30
40 50
70
100
Frequency (MHz)
Frequency (MHz)
Frequency (MHz)
4
REV. 1A January 2008
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
