Datasheet

74LVT_LVTH244B_3 © Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet Rev. 03 — 3 March 2006 4 of 15
Philips Semiconductors
74LVT244B; 74LVTH244B
3.3 V octal buffer/line driver; 3-state
6.2 Pin description
7. Functional description
7.1 Function table
[1] H = HIGH voltage level;
L = LOW voltage level;
X = don’t care;
Z = high-impedance OFF-state.
Table 3. Pin description
Symbol Pin Description
1
OE 1 1 output enable input
1A0 2 1 data input 0
2Y3 3 2 data output 3
1A1 4 1 data input 1
2Y2 5 2 data output 2
1A2 6 1 data input 2
2Y1 7 2 data output 1
1A3 8 1 data input 3
2Y0 9 2 data output 0
GND 10 ground (0 V)
2A0 11 2 data input 0
1Y3 12 1 data output 3
2A1 13 2 data input 1
1Y2 14 1 data output 2
2A2 15 2 data input 2
1Y1 16 1 data output 1
2A3 17 2 data input 3
1Y0 18 1 data output 0
2
OE 19 2 output enable input
V
CC
20 supply voltage
Table 4. Function table
[1]
Control Input Output
nOE nAn nYn
LLL
HH
HXZ