LF247 - STMicroelectronics

LF247 WIDE BANDWIDTH QUAD J-FET OPERATIONAL AMPLIFIERS

Thesecircuits are highspeedJ–FET inputquadoperational amplifiers incorporating well matched, high voltage J–FET and bipolar transistors in a monolithic integrated circuit. The devicesfeaturehigh slew rates, low input bias and offset currents, and low offset voltage temperature coefficient. PIN CONNECTIONS (top view) ORDER CODES Part Number LF347 LF247 LF147.

Features

ng Input 2 6 Output 2 7 + + + + 14 Output 4 13 Inverting Input 4 12 Non-inverting Input 4 11 VCC 10 Non-inverting Input 3 9 8 Inverting Input 3 Output 3 October 1997 1/10 LF147 - LF247 - LF347 SCHEMATIC DIAGRAM (each amplifier) VCC Non-inverting input Inve rting input 100 Ω 100 Ω 30k 200 Ω Output 8.2k 1.3k VCC 35k 1.3k 35k 100 Ω ABSOLUTE MAXIMUM RATINGS Symbol VCC Vi Vid Ptot Toper Supply Voltage - (note 1) Input Voltage - (note 3) Differential Input Voltage - (note 2) Power Dissipation Output Short-circuit Duration - (note 4) Operating Free Air Temperature Range LF347 LF247 LF1.