Renesas | ISL4270EIRZ

The ISL4270EIRZ is a triple RS-232 transceiver IC with enhanced automatic power down and a separate logic supply, available in 32 pin QFN package.

This device includes an enhanced automatic powerdown function which powers down the on-chip power-supply and driver circuits.

Features:

• Available in Near Chip Scale QFN (5 mmx5 mm) Package
• VL Supply Pin for Compatibility with Mixed Voltage Systems
• ESD Protection for RS-232 I/O Pins to ±15 kV (IEC61000)
• Manual and Enhanced Automatic Powerdown Features
• Meets EIA/TIA-232 and V.28/V.24 Specifications at 3 V
• On-Chip Charge Pumps Require Only Four External 0.1 μF Capacitors
• Receivers Stay Active in Powerdown
• Very Low Supply Current : 300 μA
• Guaranteed Minimum Data Rate : 250 kbps
• Wide Power Supply Range : Single +3 V to +5.5 V
• Low Supply Current in Powerdown State : 300 nA
• Pb-Free (RoHS Compliant)

Applications:

• Any System Requiring RS-232 Communication Ports
• Battery Powered, Hand-Held, and Portable Equipment
• Laptop Computers, Notebooks, Palmtops
• Digital Cameras
• PDA’s and PDA Cradles
• Cellular/Mobile Phones