CA3318 Intersil Corporation, CA3318 Datasheet - Page 11

• Manufacturer Part Number: CA3318
• Description: CMOS Video Speed/ 8-Bit/ Flash A/D Converter
• Manufacturer: Intersil Corporation

NOTE: Ground-planing and tight layout
GROUND
FIGURE 14. TYPICAL CIRCUIT CONFIGURATION FOR THE CA3318 WITH NO LINEARITY ADJUST
SOURCE
VIDEO
INPUT
SIGNAL
SIGNAL
are extremely important.
1V
INPUT SIGNAL
75
+4V TO +6.5V
REFERENCE
P-P
SOURCE
CLOCK
FIGURE 16. TYPICAL HIGH BANDWIDTH AMPLIFIER FOR DRIVING THE CA3318
75
AMPLIFIER/BUFFER
-
SUPPLIES
OPTIONAL CAP
(SEE TEXT)
FIGURE 15. TYPICAL SYSTEM GROUNDING/BYPASSING
ANALOG
4.7 F/10V TANTALUM
(SEE TEXT)
0.01 F
AMP
5pF
A
+
14
11
9
3
A
REF
4
SUPPLY
V
CA3450
AA
5
-4V
7
D
CA3318
+
12
10
10
4-19
13
8
6
750
V
V
V
REFERENCE
TAPS
V
V
V
3
V
V
1
PHASE
CLK
V
V
V
CE1
CE2
AA
IN
IN
REF
REF
+5V (ANALOG SUPPLY)
/
/
+5V (DIGITAL SUPPLY)
AA
REF
IN
AA
IN
REF
4
2
V
0.1
AA
+8V
REF
REF
+
+
-
+
-
+
-
0.001 F
CA3318
0.001 F
-
DRIVERS
OUTPUT
V
SS
1
V
/
4
DD
BIT 1
BIT 2
BIT 3
BIT 4
BIT 5
BIT 6
BIT 7
BIT 8
OVF
REF
V
V
DD
SS
390
110
10
SUPPLY
TANTALUM/10V
+
TO
DIGITAL
SYSTEM
V
DD
0V TO -10V
OFFSET SOURCE
R
S
4.7 F
21
16
< 10
DIGITAL
OUTPUT
D
A/D FLASH
INPUT
SYSTEM
DIGITAL
GROUND
A