Philips PM2519 - HEF4520 B DUAL BINARY COUNTER

10-3
HEF4520B DUAL BINARY COUNTER
HEF4520B
ST4466
840713
Pinning diagram
Functional diagram
PINNING FUNCTION TABLE
CPga, CPgp_ clock inputs (L to H triggered)
CP, A CPy B_ clock inputs (H to L triggered)
counter advances
counter advances
Opa to 03a outputs no change
Oop to 03g. outputs no change
no change
no change
Og to O23 = LOW
MRa, MRg _ master reset inputs
H = HIGH state (the more positive voltage)
L = LOW state (the less positive voltage)
X = state is immaterial
= positive-going transition
= negative-going transition