LTC1535CSW Linear Technology, LTC1535CSW Datasheet - Page 12

• Manufacturer Part Number: LTC1535CSW
• Description: IC LINE TRANSCEIVER 28-SOIC
• Manufacturer: Linear Technology
• Type: Transceiverr

Specifications of LTC1535CSW

• Number Of Drivers/receivers: 1/1
• Protocol: RS485
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Q1471168

LTC1535
APPLICATIONS INFORMATION
Table 3. Driver Function Table
RE
X
X
X
Note: Z = high impedance, X = don’t care
12
Table 2. Fault Mode Behavior
FUNCTION (PINS)
DC/DC Converter (2, 3)
RO (28)
RO2 (17)
Driver Outputs
Y and Z (13, 12)
Communiactions Across
Isolation Barrier
Fault Indicator on RE (27)
DE
1
1
0
INPUTS
RE = 0V
RE = V
RE = Floating
DI
X
1
0
CC
Table 1. List of Transformers Designed for LTC1535
MANUFACTURER
Cooper
Cooper
Epcos AG (Germany)
Midcom
Minntronix
Pulse FEE (France)
Sumida (Japan)
Transpower
(USA)
V
V
CC2
CC
Y
1
0
Z
Active
Active
Active
Active
Active
Hi-Z
Low
> V
On
> V
OUTPUTS
UVH
UVH
B78304-A1477-A3
PART NUMBER
CTX02-14659
CTX02-14608
TTI7780-SM
S-167-5779
4810796R
31160R
P1597
Z
0
1
2
V
Forced-High
V
CC2
CC
Disabled
Active
High
Hi-Z
Hi-Z
Hi-Z
On
< V
> V
UVL
UVH
Table 4. Receiver Function Table
RE
0
0
0
0
1
1
1
1
Note: Z = high impedance, X = don’t care
DC ISOLATION
(1 SECOND)
VOLTAGE
3.75kVAC
1.25kV
V
3kVAC
Forced-High
V
500V
500V
500V
100V
500V
CC2
CC
Disabled
Active
High
Hi-Z
Hi-Z
Hi-Z
> V
On
< V
DE
X
X
X
X
X
X
X
X
UVH
UVL
INPUTS
PHONE NUMBER
[phone]
[phone]
(0 89) 636-2 80 00
[phone]
[phone]
[phone]
(33) 3 84 35 04 04
03-3667-3320
[phone]
≥ V
≤ V
Inputs Open
Inputs Shorted
≥ V
≤ V
Inputs Open
Inputs Shorted
V
Forced High
V
CC2
Disabled
CC
TH(MAX
TH(MIN)
TH(MAX)
TH(MIN)
Active
High
Hi-Z
Hi-Z
Hi-Z
On
< V
> V
A-B
UVL
UVL
SHUTDOWN
Forced-High
THERMAL
Disabled
RO
Active
1
0
1
1
Z
Z
Z
Z
High
Hi-Z
Hi-Z
Hi-Z
Off
OUTPUTS
R02
1
0
1
1
1
0
1
1
1535fb