HA5025 Intersil Corporation, HA5025 Datasheet - Page 5

• Manufacturer Part Number: HA5025
• Description: Quad/ 125MHz Video Current Feedback Amplifier
• Manufacturer: Intersil Corporation

Test Circuits and Waveforms
Schematic Diagram
V-
V+
Vertical Scale: V
Q
Q
FIGURE 4. SMALL SIGNAL RESPONSE
R
60K
D
P1
N3
1
1
Q
Q
R
800
R
6K
R
800
N1
N2
2
3
4
Horizontal Scale: 20ns/Div.
Q
N4
IN
R
800
= 100mV/Div., V
33
R
2.5K
5
Q
P2
(One Amplifier of Four)
5
Q
Q
Q
N5
N6
P4
Q
N7
Q
R
820
OUT
P7
9
Q
Q
Q
Q
(Continued)
R
820
= 100mV/Div.
P5
N8
P6
N9
10
1K
R
R
280
Q
13
12
P8
+IN
R
1K
11
Q
Q
N11
N10
Q
HA5025
Q
P10
P9
R
280
14
Q
Q
N14
P11
Q
Q
Q
Q
R
400
R
400
N12
P12
N13
P13
16
15
R
280
-IN
17
R
280
22
R
400
R
280
C
1.4pF
Q
C
1.4pF
FIGURE 5. LARGE SIGNAL RESPONSE
19
Vertical Scale: V
18
1
N16
2
R
140
R
140
Q
20
21
P14
R
140
25
Q
Q
R
400
Horizontal Scale: 50ns/Div.
P15
R
140
N15
23
24
Q
Q
N17
R
R
200
20
N18
R
200
IN
25
26
27
= 1V/Div., V
Q
Q
R
P17
P16
20
Q
28
N19
Q
P19
OUT
Q
P20
R
7
R
30
5
= 1V/Div.
31
R
9.5
29
Q
R
5
N21
32
OUT