Keyword Analysis & Research: why is it called a 555 timer

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is it called a 555 timer	1.56	0.5	6973	79	28
why	0.24	0.5	6083	57	3
is	0.44	0.9	264	79	2
it	1.29	0.1	4638	10	2
called	0.41	0.5	5322	4	6
a	1.69	0.5	7936	24	1
555	1.73	0.4	5426	39	3
timer	1.1	0.4	2918	9	5

Keyword	CPC	PCC	Volume	Score
why is it called a 555 timer	1.84	1	2557	45
why 555 timer is called	1.04	0.8	5418	76
why 555 timer is called 555	1.06	0.6	131	91
why is 555 timer called so	1.42	0.8	8305	36
judge why is 555 timer called so	1.29	0.6	7843	34
why ic 555 is called timer	0.44	0.7	9663	45
what is 555 timer used for	1.11	0.3	8093	9
how a 555 timer works	0.01	0.9	8342	14
how does a 555 timer work simple	1.8	0.6	3066	39
function of 555 timer	0.55	0.2	8992	49
introduction to 555 timer	0.41	0.5	6820	3