HD74HCT245_15 Datasheet, PDF (4/9 Pages) Renesas Technology Corp – Octal Bus Transceivers (with 3-state outputs)

HD74HCT245
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 Enable G
18 B1
17 B2
16 B3
15 B4
14 B5
13 B6
12 B7
11 B8
Absolute Maximum Ratings
Item
Symbol
Ratings
Unit
Supply voltage range
V_CC
–0.5 to 7.0
V
Input / Output voltage
V_IN, V_OUT
–0.5 to V_CC +0.5
V
Input / Output diode current
I_IK, I_OK
±20
mA
Output current
I_O
±35
mA
V_CC, GND current
I_CC or I_GND
±75
mA
Power dissipation
Storage temperature
P_T
500
mW
Tstg
–65 to +150
°C
Note: 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
Ratings
Supply voltage
V_CC
4.5 to 5.5
Input / Output voltage
V_IN, V_OUT
0 to V_CC
Operating temperature
Input rise / fall time^*1
Ta
–40 to 85
t_r, t_f
0 to 500
Notes: 1. This item guarantees maximum limit when one input switches.
Waveform: Refer to test circuit of switching characteristics.
Unit
Conditions
V
V
°C
ns
V_CC = 4.5 V
Rev.2.00 Mar 30, 2006 page 2 of 6