Datasheet

LTC1864/LTC1865
19
18645fb
APPLICATIONS INFORMATION
Figure 7. LTC1864 Manchester Receiver
1
2
3
4
8
7
6
5
4
2
3
1
10
12
11
13
5
6
4
2
3
1
5
6
4
2
3
1
5
6
9
8
10
12
11
13
9
8
18645 AI3
RO
RE
DE
DI
V
CC
B
A
GND
PRE
D
CLK
CLR
Q
v
Q
4 CONDUCTOR
TELEPHONE WIRES
TO TRANSMITTER
U1
LTC1485
PRE
D
CLK
CLR
Q
v
Q
IC1A
74AC74
V
CC
PRE
D
CLK
CLR
Q
v
Q
IC1B
74AC74
IC3B
74AC74
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
CLK
CLK
DATA
DATA
PRE
D
CLK
CLR
Q
v
Q
IC2A
74AC74
CLK
PRE
D
CLK
CLR
Q
v
Q
IC2B
74AC74
IC4B
74AC08
CLK
PRE
D
CLK
CLR
Q
v
Q
IC3A
74AC74
CLK
DATA IN
15V SUPPLY TO
TRANSMITTER
RECEIVE CLOCK AT
8 X TRANSMIT
CLOCK FREQUENCY
SER
SCK
SCL
RCK
8
15
1
2
3
4
5
6
7
9
QA
QB
QC
QD
QE
QF
QG
QH
QH
IN
D15
D14
D13
D12
D11
D10
D9
D8
14
11
10
12
13
STROBE
STROBE
v
IC8
74AC595
V
CC
SER
SCK
SCL
RCK
8
15
1
2
3
4
5
6
7
9
QA
QB
QC
QD
QE
QF
QG
QH
QH
IN
D7
D6
D5
D4
D3
D2
D1
D0
14
11
10
12
13
v
IC9
74AC595
10
12
11
13
9
8
CLK
PRE
J
CLK
K
CLR
Q
v
Q
IC7B
74AC109
11
14
12
13
15
10
9
DATA
OPTIONAL SERIAL TO
PARALLEL CONVERTER
R1
120Ω
IC5C
74AC86
IC4D
74AC08
IC4C
74AC08
IC6D
74AC32
IC6C
74LS32D
IC4A
74AC08