LT1785CS8#TRPBF Linear Technology, LT1785CS8#TRPBF Datasheet
LT1785CS8#TRPBF
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LT1785CS8#TRPBF Summary of contents
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... Thermal Shutdown Protection n Guaranteed Operation to 125°C APPLICATIONS n Industrial Control Data Networks n CAN Bus Applications n HVAC Controls L, LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. TYPICAL APPLICATION V CC1 RO1 RX RE1 LT1785 R ...
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... PLASTIC SO = 150°C, θ 130°C/W (N8) JMAX JA = 150°C, θ 150°C/W (S8) JMAX JA ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL LT1785CN8#PBF LT1785CN8#TRPBF LT1785CS8#PBF LT1785CS8#TRPBF LT1785IN8#PBF LT1785IN8#TRPBF LT1785IS8#PBF LT1785IS8#TRPBF LT1785ACN8#PBF LT1785ACN8#TRPBF LT1785ACS8#PBF LT1785ACS8#TRPBF LT1785AIN8#PBF LT1785AIN8#TRPBF LT1785AIS8#PBF LT1785AIS8#TRPBF LT1785HN8#PBF LT1785HN8#TRPBF LT1785HS8#PBF LT1785HS8#TRPBF ...
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ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL LT1791IN#PBF LT1791IN#TRPBF LT1791IS#PBF LT1791IS#TRPBF LT1791ACN#PBF LT1791ACN#TRPBF LT1791ACS#PBF LT1791ACS#TRPBF LT1791AIN#PBF LT1791AIN#TRPBF LT1791AIS#PBF LT1791AIS#TRPBF LT1791HN#PBF LT1791HN#TRPBF LT1791HS#PBF LT1791HS#TRPBF LT1791AHN#PBF LT1791AHN#TRPBF LT1791AHS#PBF LT1791AHS#TRPBF LEAD BASED FINISH TAPE AND REEL LT1785CN8 LT1785CN8#TR LT1785CS8 LT1785CS8#TR LT1785IN8 LT1785IN8#TR ...
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LT1785/LT1785A/ LT1791/LT1791A DC ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are at T SYMBOL PARAMETER V Differential Driver Output Voltage (Unloaded) OD1 V Differential Driver Output Voltage (With Load) OD2 V Change in Magnitude of Driver Differential Output OD Voltage ...
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SWITCHING CHARACTERISTICS temperature range, otherwise specifi cations are at T SYMBOL PARAMETER t Driver Input to Output PLH t Driver Input to Output PHL t Driver Output to Output SKEW Driver Rise or Fall Time r f ...
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LT1785/LT1785A/ LT1791/LT1791A TYPICAL PERFORMANCE CHARACTERISTICS Driver Differential Output Voltage vs Load Resistance 25° 100 LOAD RESISTANCE (Ω) 178591 G01 Driver Propagation Delay vs Temperature 1000 900 800 LH 700 600 HL ...
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PIN FUNCTIONS RO: Receiver Output. TTL level logic output. If the receiver is active (RE pin low high if receiver input A ≥ 200mV ≤ 200mV, then RO will be low. RO ...
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LT1785/LT1785A/ LT1791/LT1791A TEST CIRCUITS Figure 1. Driver DC Test Load DIFF Figure 3. Driver/Receiver Timing Test Circuit FUNCTION TABLES LT1785 Transmitting INPUTS RE DE ...
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SWITCHING TIME WAVEFORMS 1 – OD2 A – B ...
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LT1785/LT1785A/ LT1791/LT1791A APPLICATIONS INFORMATION Overvoltage Protection The LT1785/LT1791 RS485/RS422 transceivers answer an applications need for overvoltage fault tolerance on data networks. Industrial installations may encounter common mode voltages between nodes far greater than the –7V to 12V range specifi ed ...
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APPLICATIONS INFORMATION Slew Limiting for EMI Emissions Control The LT1785/LT1791 feature controlled driver output slew rates to control high frequency EMI emissions from equip- ment and data cables. The slew limiting limits data rate operation to 250kbaud. Slew limiting also ...
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LT1785/LT1785A/ LT1791/LT1791A PACKAGE DESCRIPTION .300 – .325 (7.620 – 8.255) .008 – .015 (0.203 – 0.381) +.035 .325 –.015 ( ) +0.889 8.255 –0.381 NOTE: 1. DIMENSIONS ARE MILLIMETERS *THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS. MOLD FLASH ...
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PACKAGE DESCRIPTION .050 BSC .245 MIN .030 ±.005 TYP RECOMMENDED SOLDER PAD LAYOUT .010 – .020 (0.254 – 0.508) .008 – .010 (0.203 – 0.254) NOTE: 1. DIMENSIONS IN 2. DRAWING NOT TO SCALE 3. THESE DIMENSIONS DO NOT INCLUDE ...
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LT1785/LT1785A/ LT1791/LT1791A PACKAGE DESCRIPTION .300 – .325 (7.620 – 8.255) .008 – .015 (0.203 – 0.381) +.035 .325 –.015 ( ) +0.889 8.255 –0.381 NOTE: INCHES 1. DIMENSIONS ARE MILLIMETERS *THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS. MOLD ...
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... MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm) 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 representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... Controlled Driver Slew Rate 10Mbaud Operation Up to 256 Transceivers on the Bus Channel-to-Channel Skew 400ps (Typ) 2500V Isolation in Surface Mount Package RMS Propagation Delay Skew 500ps (Typ) Propagation Delay Skew 500ps (Typ) LT 0409 REV C • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 1998 178591fc ...