ca3450 Intersil Corporation, ca3450 Datasheet - Page 6

• Manufacturer Part Number: ca3450
• Description: 220mhz, Video Line Driver, High Speed Operational Amplifier
• Manufacturer: Intersil Corporation

Test Circuits and Waveforms
INPUT
174
FIGURE 5. CIRCUIT USED TO MEASURE SETTLING TIME
511
82.5
CERAMIC CHIP
MULTILAYER
2-10pF
14
MEASUREMENT
3
0.1 F
C
POINT
INPUT SIGNAL
C
9
-
+
4
MODULATED
CA3450
STAIRCASE
FIGURE 8. CONFIGURATION USED TO MEASURE DIFFERENTIAL GAIN AND PHASE
11
54
5
12
7
6
75
11
2-HP-5082-2835
DIODES
8
10
-6V
+6V
82.5
10
6
0.01
F
3
14
0.1 F
50
(Continued)
ALL RESISTORS
ARE 1%
11
2
+
-
CA3450
SIMULATED
TWO
TRANSMISSION
LINE
4
5pF
9
5
10
4.7 F
10
12
8
13
CA3450
0.1 F
7
15
-6V
6
220
220
FIGURE 6. ACCURACY IN BITS AS A FUNCTION OF SETTLING
+
75
-
4.7 F
2
SHIELDED CABLE
10
11
10
9
8
7
6
5
4
3
2
1
FIGURE 7. NULLING CIRCUIT FOR THE CA3450
15
10
V-
TIME
+6V
20
1V
15
TEKTRONIX VM700A
NTSC TEST SET
P-P
SETTLING TIME TO
25
75
30
1
0.5k
35
2V STEP
1
/
2
LSB (ns)
10k
40
4
0.5k
45
50
16