HD74BC245AFPEL 查看數據表（PDF） - Renesas Electronics
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HD74BC245AFPEL Datasheet PDF : 9 Pages
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HD74BC245A
Electrical Characteristics (Ta = –40°C to +85°C)
Item
Input voltage
Output voltage
Input diode voltage
Input current
Short circuit output current*1
Off state output current
Supply current
Symbol
VIH
VIL
VOH
VOL
VIK
II
IOS
IOZH
IOZL
ICCL
VCC(V)
4.5
4.5
4.5
4.5
4.5
5.5
5.5
5.5
5.5
5.5
5.5
5.5
5.5
Min
2.0
—
2.4
2.0
—
—
—
—
—
—
—
–100
—
—
—
Max
—
0.8
—
—
0.5
0.55
–1.2
–250
100
1.0
100
–225
–100
–250
31.5
Unit
V
V
V
V
V
V
V
µA
µA
µA
µA
mA
µA
µA
mA
Test Conditions
IOH = –3 mA
IOH = –15 mA
IOL = 48 mA
IOL = 64 mA
IIN = –18 mA
VIN = 0 V
An or Bn, VIN = 5.5 V
DiR or G, VIN = 5.5 V
DiR or G, VIN = 7.0 V
VO = 0 V, VIN = 5.5 V
VO = 2.7 V
VO = 0.5 V
VIN = 0 or 5.5 V
All outputs is “L”
ICCH
5.5
—
0.5
mA
VIN = 0 or 5.5 V
All outputs is “H”
ICCZ
5.5
—
4.5
mA
VIN = 0 or 5.5 V
All outputs is “Z”
ICCT*2
5.5
—
1.5
mA
VIN = 3.4 or 0.5 V
Notes : 1. Not more than one output should be shorted at a time and duration of the short circuit should not exceed one
second.
2. When input by the TTL level, it shows ICC increase at per one input pin.
Switching Test Method (CL = 50 pF)
Item
Propagation delay time
Output enable time
Output disable time
Input capacitanse
Input/output capacitance
Symbol
Ta = 25°C
VCC = 5.0 V
Min
Max
tPLH
3.0
6.0
tPHL
3.0
6.0
tPLH
3.0
6.0
tPHL
3.0
6.0
tZH
3.0
9.0
tZL
3.0
9.0
tZH
3.0
9.0
tZL
3.0
9.0
tHZ
3.0
8.0
tLZ
3.0
8.0
tHZ
3.0
8.0
tLZ
3.0
8.0
CIN
3.0(Typ)
CI/O
15.0(Typ)
Ta = –40 to 85°C
VCC = 5.0 V ±10%
Min
Max
3.0
7.0
3.0
7.0
3.0
7.0
3.0
7.0
3.0
11.0
3.0
11.0
3.0
11.0
3.0
11.0
3.0
10.0
3.0
10.0
3.0
10.0
3.0
10.0
—
—
Unit
ns
ns
ns
ns
ns
ns
pF
pF
Test Conditions
An to Bn
Bn to An
G to Bn
G to An
G to Bn
G to An
VIN = VCC or GND
VI/O = VCC or GND
Rev.4.00, Jul.16.2004, page 4 of 8
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