DC827A - Schematic

1
2
REVISION HISTORY
This circuit is proprietary to Linear Technology and supplied
for use with Linear Technology parts.
Customer Notice: Linear Technology has made a best effort to
design a circuit that meets customer-supplied specifications;
however, it remains the customer's responsibility to verify proper
and reliable operation in the actual application, Component
substitution and printed circuit board layout may significantly
affect circuit performance or reliability. Contact Linear
Applications Engineering for assistance.
A
T1OUT
T2OUT
TP1
U1
LTC2803CDHC/LTC2804CDHC
TP2
TP3
TP4
R1IN
1
R2IN
2
R2IN
T1OUT
3
T1OUT
T2OUT
4
T2OUT
R1IN
T1IN
14
T2IN
13
1
JP1
1
VCC
VL
VDD
MODE
11
C5
1uF
7
SW
PS
10
0.22uF
8
GND
CAP
GND
GND
MODE
H
9
R1OUT
2
JP5
TP9
R2OUT
2
TP10
17
1
T2IN
TP11
1
R1 10K
2
1
R2 10K
2
C3
10uH
C1
TP13
MODE
3
OFF
2
ON
A
T1IN
3
L
JP2 PS
TP14
PS
1uF
VCC
2
0.22uF
VEE
TP8
RTS/CTS
6
1uF
C6
OPT
R2OUT
15
JP4
APPROVED
08/17/04
TD/RD
C4
L1
TP5
16
12
C2
VCC
R1OUT
1
5
TP6
VCC
DATE
PROTO
LOOP BACK
VCC
VDD
DESCRIPTION
2
R2IN
REV
1
VEE
R1IN
ECO
VCC
VL
TP7
1
JP3
TP15
LOGIC SUPPLY
TP12
3
TP16
TP17
TP18
VL
GND
GND
J1
B
1
2
3
4
5
6
7
8
9
DCD
RD
TD
DTR
SG
DSR
RTS
CTS
T1OUT
R1IN
R2IN
T2OUT
B
UNLESS OTHERWISE SPECIFIED
DIMENSIONS ARE IN INCHES
TOLERANCE ON ANGLE - - 2 PLACES - - - 3 PLACES - - INTERPRET DIM AND TOL
PER ASME Y14.5M -1994
THIRD ANGLE PROJECTION
CONTRACT NO.
APPROVALS
DRAWN MEI
DATE
08/17/04
CHECKED
TECHNOLOGY
TITLE
SCH, LTC2803CDHC/LTC2804CDHC, DUAL
APPROVED
ENGINEER
DESIGNER
RS232 TRANSCEIVER
SIZE
CAGE CODE
DWG NO
A
DO NOT SCALE DRAWING
1
Tuesday, October 26, 2004
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
SCALE: NONE
FILENAME:
827A-1.DSN
2
REV
DC827A
SHEET
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