Q1	1  •	16	Vcc
Q2	2	15	Q0
Q3	3	14	DS
Q4	4	13	STR
Q5	5	12	STCP
Q6	6	11	SHCP
Q7	7	10	SHR
GND	8	9	Q7S

Pin	Symbol	Description
1	Q1	parallel data output
2	Q2	parallel data output
3	Q3	parallel data output
4	Q4	parallel data output
5	Q5	parallel data output
6	Q6	parallel data output
7	Q7	parallel data output
8	GND	ground
9	Q7S	serial data output
10	SHR	shift register reset (active low)
11	SHCP	shift register clock input
12	STCP	storage register clock input
13	STR	storage register reset (active low)
14	DS	serial data input
15	Q0	parallel data output
16	Vcc	supply voltage

Specifications
(typical values under recommended operating conditions, unless specified)

Parameter	Value	Unit
Propagation delay, SHCP to Q7S	13 (74HC) 15 (74HCT)	ns
Propagation delay, STCP to Qn	13 (74HC) 15 (74HCT)	ns
Maximum frequency, SHCP or STCP	100 (74HC/74HCT)	MHz