Datasheet

74HC_HCT299_3 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 03 — 28 July 2008 2 of 24
NXP Semiconductors
74HC299; 74HCT299
8-bit universal shift register; 3-state
3. Ordering information
4. Functional diagram
Table 1. Ordering information
Type number Package
Temperature range Name Description Version
74HC299
74HC299D −40 °C to +125 °C SO20 plastic small outline package; 20 leads; body
width 7.5 mm
SOT163-1
74HC299DB −40 °C to +125 °C SSOP20 plastic shrink small outline package; 20 leads;
body width 5.3 mm
SOT339-1
74HC299N −40 °C to +125 °C DIP20 plastic dual in-line package; 20 leads (300 mil) SOT146-1
74HC299PW −40 °C to +125 °C TSSOP20 plastic thin shrink small outline package; 20 leads;
body width 4.4 mm
SOT360-1
74HCT299
74HCT299D −40 °C to +125 °C SO20 plastic small outline package; 20 leads; body
width 7.5 mm
SOT163-1
74HCT299DB −40 °C to +125 °C SSOP20 plastic shrink small outline package; 20 leads;
body width 5.3 mm
SOT339-1
74HCT299N −40 °C to +125 °C DIP20 plastic dual in-line package; 20 leads (300 mil) SOT146-1
74HCT299PW −40 °C to +125 °C TSSOP20 plastic thin shrink small outline package; 20 leads;
body width 4.4 mm
SOT360-1
Fig 1. Functional diagram
001aai460
INPUT/3-STATE OUTPUT CIRCUITRY
8-BIT SHIFT REGISTER
I/O0
CP
Q0
MR
2
8
9
3
12
11
DSR
7
I/O1
13
I/O2
6
I/O3
14
I/O4
515
I/O5
119
I/O6
4
I/O7
16
Q7
S0 S1
DSL
17
18
OE1
OE2