LT1739CFE Linear Technology, LT1739CFE Datasheet - Page 16

• Manufacturer Part Number: LT1739CFE
• Description: IC AMP XDSL LINE DRV DUAL20TSSOP
• Manufacturer: Linear Technology
• Type: Line Driver, Transmitterr

Specifications of LT1739CFE

• Number Of Drivers/receivers: 2/0
• Protocol: DSL
• Voltage - Supply: 5 V ~ 12 V
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP Exposed Pad, 20-eTSSOP, 20-HTSSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIO S I FOR ATIO
LT1739
V
16
C0NTROL
DRV (+)
DRV (–)
ON/OFF
V
CC
E10
E11
R21
10k
R22
10k
E2
E8
JP6
3
1
2
R2
10k
R13
10k
R18
10k
R23
OPT
R26
OPT
C15
OPT
C17
OPT
OPT
R5
U
107
107
R9
10k
V
U
R24
R25
0.1 F
BIAS
C9
20
V
0.1 F
1000pF
EE
2
C1
11
C16
5
6
3
2
8
Figure 17. LT1739, LT1361 ADSL Demo Board (DC306A-C)
4
3
10
7
9
W
12
LT1541CS8
LT1541CS8
+
–
+
–
+
–
+
–
LT1739CFE
LT1739CFE
1
V
V
EE
CC
U4B
U4A
1
19
U2A
U2B
14
2.49k
2.49k
V
R3
R4
R6
R7
1k
1k
DD
8
4
1
ON
5
17
6
13
18
1
7
JP3
1
U
C18
OPT
1206
2
ON/OFF
3
2
ADJ
Q1
FMMT3904
R20
9.31k
3
2
JP4
RCV
FIXED
15.4
1/2W
2010
R1
IN
1
15.4
1/2W
2010
R11
1.6k
R14
1.6k
E13
(–)
R8
R17
21.5k
3
COILCRAFT
R19
4
1k
2
R10
1k
X8504-A
2
JP5
3
PLACE C4 AND C5
E7
RCV
U2 AS POSSIBLE
10
8
IN
7
6
AS CLOSE TO
JP2
2
0.1 F
0.1 F
100V
100V
R15
OPT
C12
(+)
C8
1
V
1
BIAS
1
JP1
2
C4
0.1 F
25V
0603
3
E4
LINE (+)
E5
LINE (–)
R12
1k
6
5
2
3
+
–
+
LT1361CS8
–
LT1361CS8
+
+
V
5V
U3A
U3B
DD
C5
10 F
35V
7343
V
V
CC
EE
8
4
C2
1 F
25V
3216
3
0.1 F
0.1 F
C13
U1
C14
OUT
LT1121CST-5
R16
1k
SOT233
1
C6
0.1 F
7
C10
0.1 F
GND
2
+
+
IN
1739fas, sn1739
1
+
C7
1 F
25V
3216
C11
1 F
25V
3216
C3
1 F
25V
3216
E9
RCV (+)
E12
RCV (–)
E1
V
E3
GND
E6
V
1739 SD
CC
EE