74HC283 - 4Bit binary full adder with fast carry SSOP1 16Pin
二进制全加法器，带快速进制 IC 16-SSOP
得捷: IC 4BIT BINARY FULL ADDER 16SSOP
艾睿: Binary Full Adder Single-Element 4-Bit 16-Pin SSOP Bulk
DeviceMart: IC 4BIT BINARY FULL ADDER 16SSOP
NXP 恩智浦