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HD74BC245A Datasheet, PDF (2/9 Pages) Hitachi Semiconductor – Octal Bus Transceivers With 3 State Outputs | |||
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HD74BC245A
Pin Arrangement
DiR 1
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND 10
(Top view)
20 VCC
19 G
18 B1
17 B2
16 B3
15 B4
14 B5
13 B6
12 B7
11 B8
Absolute Maximum Ratings
Item
Symbol
Rating
Unit
Supply voltage
Input diode current
Input voltage
Output voltage
Off state output voltage
Storage temperature
VCC
IIK
VIN
VOUT
VOUT(off)
Tstg
â0.5 to +7.0
V
±30
mA
â0.5 to +7.5
V
â0.5 to +7.5
V
â0.5 to +5.5
V
â65 to +150
°C
Note: 1. The absolute maximum ratings are values which must not individually be exceeded, and furthermore, no two
of which may be realized at the same time.
Recommended Operating Conditions
Item
Symbol
Min
Typ
Supply voltage
VCC
4.5
5.0
Input voltage
VIN
0
â
Output voltage
VOUT
0
â
Operating temperature
Topr
â40
â
Input rise/fall time*1
tr, tf
0
â
Note: 1. This item guarantees maximum limit when one input switches.
Waveform: Refer to test circuit of switching characteristics.
Max
5.5
VCC
VCC
85
8
Unit
V
V
V
°C
ns/V
Rev.4.00, Jul.16.2004, page 2 of 8
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