Quad 2-Port Register

General Description The 74F398 and 74F399 are the logical equivalents of a quad 2-input multiplexer feeding into four edge-triggered flip-flops. A common Select input determines which of the two 4-bit words is accepted. The selected data enters the flip-flops on the rising edge of the clock. The

文件：105.6 Kbytes 页数：9 Pages

FAIRCHILD

仙童半导体

Quad 2-Port Register

文件：178.84 Kbytes 页数：10 Pages

NSC

国半

Quad 2-Port Register

General Description The 74F398 and 74F399 are the logical equivalents of a quad 2-input multiplexer feeding into four edge-triggered flip-flops. A common Select input determines which of the two 4-bit words is accepted. The selected data enters the flip-flops on the rising edge of the clock. The

文件：105.6 Kbytes 页数：9 Pages

FAIRCHILD

仙童半导体

Registers

DESCRIPTION The 74F398 and 74F399 are the logical equivalent of a quad 2-input multiplexer feeding into four edge-triggered flip-flops. A common Select input determines which of two 4-bit words is accepted. The selected data enters the flip-flops on the rising edge of the clock. FEATURES • Sele

文件：88.53 Kbytes 页数：10 Pages

PHI

PHI

Quad 2-Port Register

文件：178.84 Kbytes 页数：10 Pages

NSC

国半