对比图
型号 SN54390J SNJ54390J SN74390N
描述 双4位十年和二进制计数器 DUAL 4-BIT DECADE AND BINARY COUNTERSTTL/H/L SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP DECADE COUNTER, CDIP16, CERAMIC, DIP-16双4位十年和二进制计数器 DUAL 4-BIT DECADE AND BINARY COUNTERS
数据手册 ---
制造商 TI (德州仪器) TI (德州仪器) TI (德州仪器)
分类 逻辑芯片
封装 DIP DIP PDIP
安装方式 - - Through Hole
产品生命周期 Unknown Unknown Obsolete
RoHS标准 RoHS Compliant RoHS Compliant Non-Compliant
含铅标准 Lead Free Lead Free Contains Lead