adc-321 C&D Technologies., adc-321 Datasheet - Page 5

• Manufacturer Part Number: adc-321
• Description: 8-bit, 50mhz Video A/d Converter
• Manufacturer: C&D Technologies.

®
ANALOG IN
120
470µF
47µF
47µF
0.1µF
0.1µF
LOWER SAMPLING
LOWER SAMPLING
180
UPPER SAMPLING
LOWER OUTPUT
LOWER OUTPUT
UPPER OUTPUT
COMPARTOR 1
COMPARTOR 2
®
1k
COMPARTOR
–12V
CLOCK 1.3V
+12V
OUTPUTS
ANALOG
500
DATA 2
SIGNAL
DATA 1
2k
DATA
DATA
10µF
5V
1k
1
1
1
1
1
1
+12V
500
500
S = Sample Mode, H = Hold Mode, C = Comparate Mode
+5V (A)
H (N–1)
500
10ns min. 10ns min.
1k
T
S (N)
S (N)
100
PW1
LD (N–3)
5k
T
T
T
–12V
Figure 3. Typical Connection Diagram
+12V
PLH
PHL
Figure 2-3. ADC-321 Timing Diagram
ds
UD (N–1)
C (N–1) S (N+1)
N–3
T
C (N)
N
PW0
H (N)
0ns typ.
LD (N–2)
0.1µF
S (N+1)
5
N+1
C (N+1)
UD (N)
33
C (N)
N–2
+5V (A)
0.1µF
47µF
H (N+1)
0.1µF
0.1µF
LD (N–1)
10pF
S (N+2) C (N+2)
S (N+2)
17
18
19
20
21
22
23
24
0.1µF
N+2
UD (N+1)
C (N+1)
16
25
N–1
1
10µH
Internal Operation of the ADC-321
0.1µF
H (N+2)
15
26
LD (N)
S (N+3) C (N+3)
S (N+3)
0.1µF
14
27
10µH
ADC-321
28
13
0.1µF
UD (N+2)
N+3
C (N+2)
29
12
LD (N+1)
N
+5V (D)
H (N+3)
0.1µF
30
11
31
10
47µF
9
32
8
7
6
5
4
3
2
1
74HC04
BIT 1 (MSB)
BIT 2
BIT 3
BIT 4
BIT 5
BIT 6
BIT 7
BIT 8 (LSB)
ADC-321
A/D CLOCK