Texas Instruments 99/4A - Page 119

LS138
3 TO 8 LINE DECODER/MULTIPLIER
2 STATE OUPUT: 1) HIGH
2) LOW
3 ENABLES, G2A & 62B - ACTIVE LOW, G1 - ACTIVE HIGH
ENABLES CAN BE USED AS INVERTING OR NON-INVERTING INPUT
TO MULTIPLEX DATA
3- TO -8 LINE DECODE RS/MULTIPLEXERS
133
SN54LS138 (J, Wl SN74LS133 (J. Nl
SN54S138 U, W) SN74S138 (J. N1
I
S«i t»g« 7-134
Fig. 31
RAG 06-0 3-82
no