ltc1535csw-trpbf Linear Technology Corporation, ltc1535csw-trpbf Datasheet
![no-image](/images/manufacturer_photos/0/3/389/linear_technology_corporation_sml.jpg)
ltc1535csw-trpbf
Related parts for ltc1535csw-trpbf
ltc1535csw-trpbf Summary of contents
Page 1
... EMI or reflections. The 68k allows up to 128 node connections. A fail-safe feature defaults to a high output state when the receiver inputs are open or shorted. , LTC and LT are registered trademarks of Linear Technology Corporation. ** CTX02-14659 1/2 BAT54C 2 ...
Page 2
... CM –7V V 10V CM DE, DI, RE SLO DE, DI, RE SLO (Note 3) –7V V 12V, (Note 4) CM –7V V 12V – TOP VIEW ORDER PART NUMBER LTC1535CSW 26 DE LTC1535ISW SLO 17 RO2 PACKAGE = 125 C/W JA MIN TYP MAX 4.5 5.5 4.5 7 ...
Page 3
ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER V Receiver Input Open Circuit Voltage IOC V RO Output High Voltage Output Low Voltage OL I Driver Output Leakage OZ V RO2 Output High Voltage ...
Page 4
LTC1535 ELECTRICAL CHARACTERISTICS Note 1: Absolute Maximum Ratings are those values beyond which the life of a device may be impaired. Note 2: RS422 50 specification based on RS485 27 test. Note tested 5V, ...
Page 5
W U TYPICAL PERFOR A CE CHARACTERISTICS Switcher Frequency vs Temperature 600 500 400 300 200 –50 – 100 125 150 TEMPERATURE ( C) 1535 G07 Receiver Output High Voltage vs Temperature ...
Page 6
LTC1535 CTIO S POWER SIDE V (Pin 1): 5V Supply. Bypass to GND with 10 F capaci- CC tor. ST1 (Pin 2): DC Converter Output Transformer. ST2 (Pin 3): DC Converter Output ...
Page 7
TEST CIRCUITS MAX RO BAUD RATE GND 4 1 LOGIC COMMON 1 (Test Configuration for the First Six Typical Performance ...
Page 8
LTC1535 U W SWITCHI WAVEFOR – ...
Page 9
U U APPLICATIO S I FOR ATIO Isolation Barrier and Sampled Communication The LTC1535 uses the SW-28 isolated lead frame package to provide capacitive isolation barrier between the logic interface and the RS485 driver/receiver pair. The barrier provides 2500V of ...
Page 10
LTC1535 U U APPLICATIO S I FOR ATIO Driver Output and Slow Slew Rate Control The LTC1535 uses a proprietary driver output stage that allows a common mode voltage range that extends be- yond the power supplies. Thus, the high ...
Page 11
U U APPLICATIO S I FOR ATIO Table 1. List of Transformers Designed for LTC1535 MANUFACTURER Cooper Cooper Epcos AG (Germany) B78304-A1477-A3 Midcom Pulse FEE (France) Sumida (Japan) Transpower Table 2. Fault Mode Behavior FUNCTION (PINS) DC/DC Converter (2, 3) ...
Page 12
LTC1535 U U APPLICATIO S I FOR ATIO High Voltage Considerations The LTC1535 eliminates ground loops on data communi- cation lines. However, such isolation can bring potentially dangerous voltages onto the circuit board. An example would be accidental faulting to ...
Page 13
U U APPLICATIO S I FOR ATIO DI Y–Z Figure 13. Driver Propagation Delay with Sample Jitter. SLO = Figure 15. Driver Output 5V, SLO = V CC2 Y–Z Figure 17. ...
Page 14
LTC1535 U TYPICAL APPLICATIO LTC1535 DE DI (20a) Noninverting Figure 20. Configuring Receiver for TTL Level Input. Y and Z Outputs Are TTL Compatible with No Modification 2 ST1 ...
Page 15
... DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED .010" (0.254mm) PER SIDE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
Page 16
... CH0 GND ZS SET 1535 TA03 2 COMMENTS 5% Accurate with No Optoisolator Required 10Mbps, Pin Compatible with LTC485 2.5V Isolated Reference, 3000V Isolation RMS 15kV ESD Protection, Industry Standard Pinout 15kV ESD Protection, Fail-Safe Receiver LT/TP 1103 1K REV A • PRINTED IN USA LINEAR TECHNOLOGY CORPORATION 1999 1535fa ...