Heathkit H9 Manual page 79

-
Pase77
lL<:-*EEtrIr-EtJfl
Integrated Circuits {cont'd.)
443-733
741S293
DIVIDE-BY.TWO
AND
DIVIDE.BY-EIGHT
4.BIT BINARY COUNTER
V6 6 R6 1 21 R
\C R 91 2 y
INPUT IN PU lT- r' r-- -r
) B A
,Q A
' QD .
443-745
741503
OUADRUPLE 2.INPUT
POSITIVE-NAND GATE
WITH OPEN
COLLECTOR OUTPUT
OUAD-TYPE FLIP.FLOP
COMPLEMENTARY
OUTPUTS
COMMON DIRECT CLEAR
C LEAR IQ Io
ID 20 2 Q
2 G
GNO
74LS175
74L5240
OCTAL BUFFERS/LINE DRIVERS/
LINE RECEIVERS
INVERTED 3-STATE OUTPUTS