TS372IDT STMicroelectronics

TS372 Low power dual CMOS voltage comparator Features Wide single supply range or dual supplies 3 V to 16 V or 1.5 V to 8 V Very low supply current: 0.1 mA/comparator independent of supply voltage N Extremely low input bias current: 1 pA typ DIP8 Extremely low input offset currents: 1 pA typ (plastic package) Low input offset voltage Input common-mode voltage range includes GND Low output saturation voltage 150 mV typical Output compatible with TTL, MOS and CMOS 12 D High input impedance: 10 typical SO8 Fast response time: 200 ns typ for TTL level (plastic micropackage) input step Applications Battery powered electronics Pin connections (top view) General-purpose portable device General-purpose low voltage application Description These devices consist of two independent precision voltage comparators, designed to operate with single or dual supplies. These differential comparators use the STMicroelectronics silicon lin MOS process giving them an excellent consumption-speed ratio. /UTPUT These devices are ideally suited for low ER V TING )NPUT )N ER V TING )NPUT .ON IN consumption applications. 6 ER V TING )NPUT .ON IN RE V TING )NPUT )N /UTPUT 6 April 2011 Doc ID 4068 Rev 2 1/10 www.st.com 10Application schematic TS372 1 Application schematic Figure 1. Schematic diagram (1/2 TS372) 6 4 4 4 4 4 4 4 4 4 4 4 4 2 4 4 4 4 4 /UTPUT 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 6 )NPUT )NPUT - 2/10 Doc ID 4068 Rev 2