74HC640M   数据手册 ( 数据表 )

STMicroelectronics

HC640 INVERTING, HC643 INVERTING/NON INVERTING OCTAL BUS TRANSCEIVER (3-STATE): HC245 NON INVERTING

System Logic Semiconductor

Octal 3-State Inverting Bus Transceiver

Integral Corp.

OCTAL 3-STATE INVERTING BUS TRANSCEIVER High-Performance Silicon-Gate CMOS

System Logic Semiconductor

Octal 3-State Inverting Bus Transceiver High-Performance Silicon-Gate CMOS

Motorola => Freescale

Octal 3-State Inverting Bus Transeceiver

System Logic Semiconductor

Octal 3-State Inverting Bus Transceiver

Renesas Electronics

Octal Bus Transceivers (with 3-state outputs)

Integral Corp.

OCTAL 3-STATE INVERTING BUS TRANSCEIVER

System Logic Semiconductor

Octal 3-State Inverting Bus Transceiver High-Performance Silicon-Gate CMOS

IK Semicon Co., Ltd

Octal 3-State Inverting Bus Transceiver High-Performance Silicon-Gate CMOS