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r r 7 ^ 7 #
S G S -T H O M S O N
M 54 H C T 139 M 74HC T139
DUAL 2 TO 4 DECODER/DEMULTIPLEXER
HIGH SPEED tpD = 1 7 ns (TYP.) AT Vcc = 5 V LOW POWER DISSIPATION Ice = 4 nA (MAX.) AT T a = 2