MA28140 Datasheet, PDF (67/72 Pages) Dynex Semiconductor – Packet Telecommand Decoder

Local Bus Inte rface
signal
LADR<0>
LADR<1>
LADR<2>
LADR<3>
LADR<4>
LADR<5>
LADR<6>
LADR<7>
LADR<8>
LADR<9>
LADR<10>
LDAT<0>
LDAT<1>
LDAT<2>
LDAT<3>
LDAT<4>
LDAT<5>
LDAT<6>
LDAT<7>
RWN
BRQN
BGRN
RAMCSN
ROMCSN
LACCS
LACK
pin I/O
5O
4O
3O
2O
1O
132 O
130 O
129 O
128 O
127 O
126 O
16 I/O
15 I/O
14 I/O
13 I/O
11 I/O
10 I/O
9 I/O
8 I/O
119 O
116 I
125 O
120 O
121 O
122 O
115 I
type
3STA
3STA
3STA
3STA
3STA
3STA
3STA
3STA
3STA
3STA
3STA
TTL+3STA
TTL+3STA
TTL+3STA
TTL+3STA
TTL+3STA
TTL+3STA
TTL+3STA
TTL+3STA
3STA
CMOS
TTL/CMOS
3STA
3STA
3STA
CMOS
Map Inte rface
signal
MAPSTN
MAPCK
MAPDSR
MAPDTR
MAPDATA
MAPADT
pin I/O type
22 O TTL/CMOS
25 O TTL/CMOS
26 O TTL/CMOS
36 I
CMOS
28 O TTL/CMOS
23 O TTL/CMOS
CP DU Inte rface
signal
CPDUSTN
CPDUEN
CPDUDIV
pin I/O type
29 O TTL/CMOS
30 O TTL/CMOS
54 I
CMOS
pu/pd
PD
PD
PD
PD
PD
PD
PD
PD
PU
PU
buffe r
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TRIOUT
TTLIP+TRIOUT
TTLIP+TRIOUT
TTLIP+TRIOUT
TTLIP+TRIOUT
TTLIP+TRIOUT
TTLIP+TRIOUT
TTLIP+TRIOUT
TTLIP+TRIOUT
TRIOUT
CMOSIP
BOP
TRIOUT
TRIOUT
TRIOUT
CSCHMITT
pu/pd
PU
buffe r
BOP
BOP
BOP
CSCHMlTT
BOP
BOP
pu/pd
PD
buffe r
BOP
BOP
CMOSIP
MA28140
comme nts
Address bus
""
""
""
""
""
""
""
""
""
""
Data bus
""
""
""
""
""
""
""
Read/Write
Bus Request
Bus Grant
Chip Select RAM
Chip Select ROM
Recovery LAC access
Acknowledge
comme nts
MAP strobe
MAP clockout
MAP data set ready
MAP data term. ready
MAP serial data
MAP abort data
comme nts
Strobe signal
Pulse output
Clock dividing
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