ChongMing Group (HK) Int'l Co., Ltd
CHONGMING GROUP (HK) INT'L CO., LTD.
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Electronics Programmable IC Chips Isolated RS 485 Transceiver ADM2483BRWZ
Isolated RS-485 Transceiver ADM2483BRWZ AD Original Electronics Chip
FEATURES
RS-485 transceiver with electrical data isolation Complies with ANSI TIA/EIA RS-485-A and ISO 8482: 1987(E) 500 kbps data rate Slew rate-limited driver outputs Low power operation: 2.5 mA max Suitable for 5 V or 3 V operations (VDD1) High common-mode transient immunity: >25 kV/μs True fail-safe receiver inputs Chatter-free power-up/power-down protection 256 nodes on bus Thermal shutdown protection Safety and regulatory approvals UL recognition: 2500 Vrms for 1 minute per UL 1577 CSA Component Acceptance Notice #5A VDE Certificate of Conformity DIN EN 60747-5-2 (VDE 0884 Rev. 2): 2003-01 DIN EN 60950 (VDE 0805): 2001-12; EN 60950: 2000 VIORM = 560 V peak Operating temperature range: −40°C to +85°C APPLICATIONS Low power RS-485/RS-422 networks Isolated interfaces Building control networks Multipoint data transmission systems
ABSOLUTE MAXIMUM RATINGS
| Parameter | Rating |
|
VDD1 VDD2 Digital Input Voltage (DE, RE, TxD) Digital Output Voltage RxD Driver Output/Receiver Input Voltage ESD Rating: Contact (Human Body Model) (A, B Pins) Operating Temperature Range Storage Temperature Range Average Output Current per Pin Thermal Impedance Lead Temperature Soldering (10 sec) Vapor Phase (60 sec) Infrared (15 sec) |
−0.5 V to +7 V −0.5 V to +6 V −0.5 V to VDD1 + 0.5 V −0.5 V to VDD1 + 0.5 V −9 V to +14 V ±2 kV −40°C to +85°C −55°C to +150°C −35 mA to +35 mA θJA 73°C/W
260°C 215°C 220°C |