Texas Instruments ISO1212
the ISO1212 device is ideal for multichannel space-constrained designs. The ISO121x devices reduce component count, simplify system design, improve performance, and reduce board temperatures compared to traditional solutions. For details, refer to the How To Simplify Isolated 24-V PLC Digital Input Module Designs TI TechNote, How To Improve Speed and Reliability of Isolated Digital Inputs in Motor Drives TI TechNote, and How to Design Isolated Comparators for ±48V, 110V and 240V DC and AC Detection TI TechNote.| Part No. | ISO1212 |
|---|---|
| Datasheet | ISO1212 Download |
| Manufacturer |  Texas Instruments |
| Description | 24-V to 60-V Digital Input Receivers |
| Buy | Stock & Price |
FEATURES
●1 Compliant to IEC 61131-2; Type 1, 2, 3 characteristics for 24-V isolated digital inputs● Supports 9-V to 300-V DC and AC digital input designs using external resistors
● Accurate Current Limit for Low-Power Dissipation: – 2.2 mA to 2.47 mA for Type 3 – Adjustable up to 6.5 mA
● Eliminates the need for field-side power supply
● High input-voltage range with reverse polarity protection: ±60 V
● Wire-break detection (refer to TIDA-01509)
● Configurable as sourcing or sinking input
● High data rates: up to 4 Mbps
● Enable pin to multiplex output signals
● High transient immunity: ±70-kV/µs CMTI
● Wide supply range (VCC1): 2.25 V to 5.5 V
● Ambient temperature range: –40°C to +125°C
● Compact package options: – Single-channel ISO1211, SOIC-8 – Dual-channel ISO1212, SSOP-16
● Safety-Related Certifications: – Basic insulation per DIN VDE V 0884-11 – UL 1577 recognition, 2500-VRMS insulation – IEC 60950-1, IEC 62368-1, IEC 61010-1 and GB 4943.1-2011 certifications 2
APPLICATIONS
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