Datasheet

74HC_HCT299_3 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 03 — 28 July 2008 3 of 24
NXP Semiconductors
74HC299; 74HCT299
8-bit universal shift register; 3-state
Fig 2. Logic symbol Fig 3. IEC logic symbol
001aai458
MR
OE
2
9
3
16
4
17
8
15
5
14
6
13
7
18
11
19
1
I/O7
I/O6
Q7
Q0
I/O5
I/O4
I/O3
I/O2
I/O1
I/O0
CP
S0
S1
DSR
DSL
12
9
2
3
R SRG8
3EN5
0
1
19
1
C4/1 /2
M
0
3
12
11
8
1, 4D
3, 4D
6, 5
18
2, 4D
7
Z6
17
Z7
6
14
5
15
4
7, 5
001aai459
&
16
3, 4D
3, 4D
5
13