Datasheet

LTC2369-18
21
236918fa
BOARD LAYOUT
Partial Schematic of Demoboard
U6
NC7SZ66P5X
C13
0.1μF
4 12
9
CNV
SCK
C20 47μF 6.3V 0805
C56 0.1μF
CNV
REF
GND
GND
GND
GND
REF
V
DD
V
REF
0.8V
REF
OV
DD
SCK
SDO
BUSY
RDL/SDI
SDO BUSY
RD
LTC2369-18
IN
–
IN
+
5
4
13 14 11 12
BA
5
3
GND
V
CC
OE
+3.3V
R5 49.9Ω 1206
R6 1k
U8 NC7SZ04P5X
U2 NC7SVU04P5X
U20 LTC6655AHMS8-5
U3
NL17SZ74
U4 NC7SVU04P5X
CNVST_33 FROM CPLD
CLK TO CPLD
C5
0.1μF
C1
0.1μF
C11 0.1μF
SHDN GND
GND
OUT_F
GND
GND
9V TO 10V 1
2 3 4
8 7 6 5
+3.3V +3.3V +3.3V
3
42
5
3
42
5
C2
0.1μF
R3
33Ω
R2 1k
R1
33Ω
+3.3V
+3.3V
3 1
4 6
2
8 7
5
R8 33Ω
C3
0.1μF
R4
33Ω
C4
0.1μF
V
IN
OUT_S
GND
V
CC
CLR\
Q\ CP
Q D
PR\
3
42
5
+3.3V
DC590 DETECT TO CPLD
+3.3V
C58 OPT
U9 NC7SZ04P5X
C15
0.1μF
C16 0.1μF
3
4
2
5
+3.3V
R13
1k
R17 2k
R10 4.99k
U7 24LC025-I/ST
R11 4.99k
R12 4.99k
C14 0.1μF
6
8 4
236918 BL
5 7 3 2 1
SCL SDA
ARRAY
EEPROM
WP A2 A1 A0
V
SS
V
CC
1 3 5 7 9
11 13
2 4 6 8 10 12 14
J3
DC590
SDO
SCK
CNV
9V TO 10V
R7 1k
10
16
6
3
1
15
7
2
8
JP6
FS
1 2 3
HD1X3-100
OPT
C7 0.1μF
C6 10μF 6.3V
+2.5V
C10 0.1μF
C39 0.01μF NPO
C65 OPT 0805 NPO
R38 OPT
R35 OPT R45 ØΩ
R58
ØΩ
C40 OPT NPO
C9 10μF 6.3V
R16
0Ω
R32
5.1Ω
OUT1
V
+
V
–
V+
1 4
+IN13
5
2
R19
0Ω
R46 ØΩ
R31 OPT
U15 LT6202CS5
R32
0Ω
C42 15pF
C55 1μF
V
+
V
–
C57
0.1μF
R9 OPT
C61 10μF 6.3V C63 10μF 6.3V
C43 0.1μF
R15 OPT
C18 OPT
C17 10μF
JP2
CM
E7
EXT_CM
1
+2.5V
2 3
V
REF/2
EXT
HD1X3-100
C8 1μF
C46 1μF
R40 OPT
R39
0Ω
1
2
3
COUPLING AC DC
JP1
HD1X3-100
C44 1μF
C49 OPT
C48 10μF 6.3V
C47 OPT
R41 OPT
C59 1μF
C60 0.1μF
1
2
3
JP5
HD1X3-100
COUPLING AC DC
DB16 DB17
39 37 35 33 31 29 27 25 23 21 19 17 15 13 11
9 7 5 3 1
DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB8 DB9 DB10 DB11 DB12 DB13 DB14 DB15 CLKOUT 1
40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2
J2
CON-EDGE 40-100
CLK
IN
J1
J4
J8
R14
0Ω
A
IN
+
A
IN
–
– +