SYNCHRONOUS 4-BIT UP/DOWN COUNTER

SYNCHRONOUS 4-BIT UP/DOWN COUNTER The SN54/74LS669 is a synchronous 4-bit up/down counter. The LS669 is a 4-bit binary counter. For high speed counting applications, this presettable counter features an internal carry lookahead for cascading purposes. By clocking all flip-flops simultaneously

文件：132.93 Kbytes 页数：4 Pages

ONSEMI

安森美半导体

SYNCHRONOUS 4-BIT UP/DOWN COUNTER

SYNCHRONOUS 4-BIT UP/DOWN COUNTER The SN54/74LS669 is a synchronous 4-bit up/down counter. The LS669 is a 4-bit binary counter. For high speed counting applications, this presettable counter features an internal carry lookahead for cascading purposes. By clocking all flip-flops simultaneously

文件：132.93 Kbytes 页数：4 Pages

ONSEMI

安森美半导体

SYNCHRONOUS 4-BIT UP/DOWN COUNTERS

文件：481.95 Kbytes 页数：12 Pages

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN COUNTER

SYNCHRONOUS 4-BIT UP/DOWN COUNTER The SN54 /74LS669 is a synchronous 4-bit up/down counter. The LS669 is a 4-bit binary counter. For high speed counting applications, this presettable counter features an internal carry lookahead for cascading purposes. By clocking all flip-flops simultaneousl

文件：213.9 Kbytes 页数：6 Pages

Motorola

摩托罗拉