Fairchild Semiconductor 74F1071 18-Bit Bus Clamp & ESD Protection IC

Description

Fairchild Semiconductor 74F1071 18-Bit Bus Clamp and ESD Protection IC

The Fairchild Semiconductor 74F1071, marked “Y55AK 74F1071”, is an 18-bit undershoot/overshoot clamp designed to limit bus-line voltage excursions and help protect sensitive circuitry from electrostatic discharge (ESD).

Identification and specifications

• Manufacturer: Fairchild Semiconductor
• Part number: 74F1071
• Top marking: Y55AK 74F1071
• Function: 18-bit undershoot/overshoot clamp and ESD protection
• Clamping levels: Nominally 0.5 V below ground and 7 V above ground
• Applications: 5 V CMOS/TTL bus-line protection
• Package: 20 pins. The datasheet lists SOIC, SSOP and TSSOP variants; the exact package outline of this item should be matched before replacement.
• Operating temperature: 0°C to +70°C
• Era: 1995

Application and condition

Designed to clamp voltage excursions on bus lines and protect sensitive digital devices against electrostatic discharge. This component is noted as being in good physical condition. Before selecting it as a replacement, match the device marking, package outline, pinout and electrical requirements to the target circuit.