General Description
The MIC7211 and MIC7221 are micropower comparators featuring rail-to-rail input performance in Micrel’s IttyBitty® SOT-23-5 package. The MIC7211/21 is ideal for systems where small size is a critical consideration.
The MIC7211/21 is optimized for single supply operation from 2.2V to 10V power supplies.

Features
• Small footprint SOT-23-5 package
• Guaranteed performance at 2.2V, 2.7V, 5V, and 10V
• 7µA typical supply current at 5V
• <5µs response time at 5V
• Push-pull output (MIC7211)
• Open-drain output (MIC7221)
• Input voltage range may exceed supply voltage by 0.3V
• >100mA typical sink or source

Applications
• Battery-powered products
• Notebook computers and PDAs
• PCMCIA cards
• Cellular and other wireless communication devices
• Alarm and security circuits
• Direct sensor interface