Datasheet

LTC6416
18
6416f
LTC2208CUP
SENSE GND V
CM
GND V
DD
V
DD
GND A
IN
+
A
IN
−
GND GND ENC
+
ENC
−
GND V
DD
V
DD
V
CM
DA6 DA5 DA4 DA3 DA2 DA1 DA0
CLKCOUTA
CLKCOUTB
OFB
DB15 DB14 DB13 DB12 DB11 DB10
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
PGA
RAND
MODE
LVDS
OFA
DA15
DA14
DA13
DA12
DA11
DA10
DA9
DA8
DA7
OGND
OV
DD
17
18
19
20
21
22
23
24
25
26
27
27
29
30
31
32
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
V
DD
GND
SHDN
DITH
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DB8
DB9
OGND
OV
DD
GND
C22 1pF
R13
24.9Ω
R15
24.9Ω
C24 1.5pF C20 1.5pF
C16
2.2µF
C14
0.1µF
C17
680pF
65
R7, 100
R6
OPT
R5
OPT
31
OFF
V
DD
V
DD
JP2
RAND
R2
10
R3
10
JP1
PGA
2
R4
1k
31
LOW
E7
EXTREF
HI
2
E2
CLHI
E3
CLLO
V
DD
V
DD
OVP
OVP
C12 0.1µF
C11 0.1µF
6416 F09
R28
4.99k
R25 4.99k
C31
0.1µF
R24 4.99k R29 OPT
R27 2k
24LC025
8 7 6 5
1 2 3 4
VCC
WP
SCL
SDA
A0 A1 A2 VSS
31
ON
OFF
SHDN
EN
JP3
SHDN ADC
JP4
DITH
2
31
2
V
DD
C10 0.1µF
C9 0.1µF
C8 0.1µF
••
C30 0.1µF
3 2 1
4 5
R19 51.1Ω R26 51.1Ω
C28
0.1µF
T2
MABA-007159-000000
R21 100Ω
CLK
J4
C29 0.1µF
GND
V
S
3.6V TO 20V
3
2
1
LT1963AEST-3.3
GND
E5E4
E6
OPT
IN OUT
C32 10µF 25V
C33 10µF 6.3V
L1(opt.)
BLM18PG221SN1D
L2
BLM18PG221SN1D
L3
BLM18PG221SN1D
V
S
V
DD
V
CC
OVP
LTC6416CDDB
V
CC
V
CC
C26 0.1µF
TCM4
−
19
+
T1
C25 0.1µF
C27 0.1µF
C13 0.1µF
C21 OPT
J2 J3
R14A 100Ω R14B 100Ω
V
+
GND
OUT
+
OUT
−
GND
V
CM
CLHI IN
+
IN
−
CLLO
GND
C19
0.1µF
C23
OPT
R8 OPT R10 OPT
V
CC
C18 0.1µF
1
1 2 3 4 5
10 9 8 7 6
11
2
4 5
3
R11 OPT R12 OPT
V
CC
R17 OPT R18 OPT
R9
1k
E1
V
CM
••
2 4 6 8
10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53
56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98
100
55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99
R16 5.1k
J1
EDGE-CON
(GOLD FINGER)
OVP
Figure 9. Demo Board DC1257B Schematic (Test Circuit B)
APPLICATIONS INFORMATION