TC74VHC244FW(ELP) Toshiba, TC74VHC244FW(ELP) Datasheet - Page 5

• Manufacturer Part Number: TC74VHC244FW(ELP)
• Description: IC BUFF/DVR TRI-ST DUAL 20SOL
• Manufacturer: Toshiba
• Series: 74VHCr

Specifications of TC74VHC244FW(ELP)

• Logic Type: Buffer/Line Driver, Non-Inverting
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Current - Output High, Low: 8mA, 8mA
• Voltage - Supply: 2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOL
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: TC74VHC244FWELP

AC Characteristics
Propagation delay
time
(TC74VHC240)
Propagation delay
time
(TC74VHC244)
3-state output enable
time
3-state output disable
time
Output to output skew
Input capacitance
Output capacitance
Power dissipation
capacitance (Note 2)
Note 1: Parameter guaranteed by design.
Note 2: C
Noise Characteristics
Quiet output maximum dynamic V
Quiet output minimum dynamic V
Minimum high level dynamic input
voltage
Maximum low level dynamic input
voltage
Note:
Characteristics
current consumption without load.
Average operating current can be obtained by the equation:
The value in ( ) only applies to JEDEC SOP (FW) devices.
Characteristics
PD
t
I
is defined as the value of the internal equivalent capacitance which is calculated from the operating
osLH
CC (opr)
= |t
pLHm
= C
Symbol
C
t
t
(input: t
t
t
C
t
t
t
t
t
t
osLH
osHL
C
pZH
pHZ
pLH
pHL
pLH
pHL
pZL
pLZ
PD
OUT
PD
IN
− t
(input: t
·V
OL
OL
CC
pLHn
·f
r
R
R
TC74VHC240
TC74VHC244
IN
|, t
= t
L
L
+ I
= 1 k Ω
= 1 k Ω
r
Symbol
osHL
f
V
V
V
V
= t
⎯
⎯
(Note 1)
= 3 ns)
CC
OLP
OLV
IHD
ILD
f
/8 (per bit)
= |t
= 3 ns) (Note)
Test Condition
pHLm
C
C
C
C
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
V
L
L
L
L
⎯
⎯
CC
= 50 pF
= 50 pF
= 50 pF
= 50 pF
− t
(V)
pHLn
5
|
C
L
15
50
15
50
15
50
15
50
15
50
15
50
50
50
50
50
(pF)
Test Condition
Min
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
TC74VHC240,244F/FT/FK
Ta = 25°C
Typ.
10.3
5.3
7.8
3.6
5.1
5.8
8.3
3.9
5.4
6.6
9.1
4.7
6.2
6.7
17
19
⎯
⎯
4
6
V
CC
5.0
5.0
5.0
5.0
Max
11.0
11.9
10.6
14.1
14.0
7.5
5.5
7.5
8.4
5.5
7.5
7.3
9.3
9.2
1.5
1.0
10
⎯
⎯
⎯
(V)
( − 0.6)
(0.6)
Typ.
− 0.5
Min
− 40 to 85°C
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Ta = 25°C
Ta =
2007-10-01
( − 0.9)
Limit
(0.9)
12.5
10.0
13.5
12.5
16.0
10.5
16.0
10.5
− 0.8
Max
9.0
6.5
8.5
6.5
8.5
8.5
1.5
1.0
0.8
3.5
1.5
10
⎯
⎯
⎯
Unit
Unit
pF
pF
pF
ns
ns
ns
ns
ns
V
V
V
V