74F399 Datasheet, PDF (4/10 Pages) NXP Semiconductors – Registers

Philips Semiconductors
Registers
LOGIC DIAGRAM – 74F398
S1
I0a ⁴
5
I1a
I0b ⁷
I1b ⁶
14
I0c
15
I1c
V_CC = Pin 20
GND = Pin 10
17
I0d
16
I1d
CP ¹¹
LOGIC DIAGRAM – 74F399
S1
I0a ³
4
I1a
I0b ⁶
I1b ⁵
11
I0c
12
I1c
V_CC = Pin 16
GND = Pin 8
14
I0d
13
I1d
CP ⁹
* Discontinued part. Please see the Discontinued Products List..
1999 Jan 08
4
Product specification
74F398*,74F399
D
2 _Qa
3
CP
Qa
9
D
Qb
8
CP
Qb
12
D
Qc
CP
13
Qc
19
D
Qd
CP
18 _Qd
SF00950
D
2 _Qa
CP
D
7 _Qb
CP
10
D
Qc
CP
15
D
Qd
CP
SF00954