Input Capacitance Table
Pin #
Pin Name
Maximum Input Capacitance
41
40 MHz
Encoder Enable
External Encoder Inhibit
Parity Select
30 pF
30 pF
30 pF
15 pF
15 pF
15 pF
15 pF
45 pF
45 pF
15 pF
15 pF
15 pF
15 pF
40
34
20
22
34 Bit Select
21
35 Bit Select
42
Sys Clr / Load
37
Transmit /Self Test
4 Bit SIS / SOS Select
WI Bit
36
15
16
Sync Bit
24 - 27
43 - 60, 1 - 14
4 Bit SIS / SOS Input
32 Bit Parallel Word Input
Word Selection Truth Table
4 Bit Select
34 Bit Select
35 Bit Select
Word Length
High
Low
Low
Low
X
X
X
4 Bit
34 Bit
35 Bit
Illegal
High
Low
Low
High
Low
5
Aeroflex Circuit Technology
SCDCT1496 REV A 3/22/00 Plainview NY (516) 694-6700