12
13
22
14
Vss
Master Reset
Send Clock In
V
DD
Output Inhibit
24
16
÷
6 Out
÷2
÷6
Character
Former
17
15
Bipolar One Out
Bipolar Zero Out
23
Encoder
Clock
Bit
Counter
21
Send
Data
2
18
19
20
Sync
Select
Send
Data In
Encoder
Enable
Encoder
Shift
Clock
Note: All Pin designations are for 24-Pin DIP & Flatpak
Figure 2: Encoder Block Diagram
Unipolar Data In
Bipolar One In
Bipolar Zero In
8
7
6
Transition
Finder
Character
Identifier
3
10
4
Take Data
Command / Data Sync
Serial Data Out
Decoder Clock
5
Synchronizer
Bit Rate
Clock
Parity
Check
1
Valid Word
Master Reset
13
9
Decoder Shift Clock
Decoder Reset
11
Bit Counter
Note: All Pin designations are for 24-Pin DIP & Flatpak
Figure 3: Decoder Block Diagram
Aeroflex Circuit Technology
2
SCD15530 REV B 7/28/99 Plainview NY (516) 694-6700
AEROFLEX [ AEROFLEX CIRCUIT TECHNOLOGY ]
