MAX1840EUB+

The MAX1840EUB+ is a low voltage subscriber identity module (SIM)/smart card level translator in 10 pin µMAX package. It provides level shifting and electrostatic discharge (ESD) protection for SIM and smart card ports. This device is integrated with two unidirectional level shifters for the reset and clock signals, a bidirectional level shifter for the serial data stream and ±10kV ESD protection on all card contacts. MAX1840 includes a SHDN control input to aid insertion and removal of SIM and smart cards.

• Supply voltage range is 1.7V to 5.5V
• 1.4V to 5.5V controller voltage range AE21
• Automatically shut down when either power supply is removed
• Compliant with GSM test specifications 11.11 and 11.12
• Allows level translation with DVCC <gt/> VCC or DVCC <lt/> VCC
• Card contacts actively pulled to low during shutdown
• 1µA total quiescent supply current
• 0.01µA total shutdown supply current
• Operating temperature range from -40°C to 85°C

Applications

Communications & Networking, Portable Devices

Warnings

Market demand for this product has caused an extension in leadtimes. Delivery dates may fluctuate. Product exempt from discounts.

Notes

ADI products are only authorized (and sold) for use by the customer and are not to be resold or otherwise passed on to any third party