【NXP Semiconductors】74HC4520DB,计数器 IC DUAL 4B BIN RIP CNTR SYNCHRONOUS
【NXP Semiconductors】74HC4520DB,112,IC DUAL 4BIT SYNC BINAR 16-SSOP
【NXP Semiconductors】74HC4520DB,118,IC DUAL 4BIT SYNC BINARY 16SSOP
【NXP Semiconductors】74HC4520D-T,计数器 IC DUAL 4-BIT SYNC BINARY COUNTER
【NXP Semiconductors】74HC4520N,计数器 IC DUAL 4-BIT SYNC BINARY COUNTER
【NXP Semiconductors】74HC4520N,652,IC DUAL 4BIT SYNC BINARY 16-DIP