M74HCT244TTR STMicroelectronics, M74HCT244TTR Datasheet - Page 4

• Manufacturer Part Number: M74HCT244TTR
• Description: IC BUFF/DVR TRI-ST DUAL 20TSSOP
• Manufacturer: STMicroelectronics
• Series: 74HCTr

Specifications of M74HCT244TTR

• Logic Type: Buffer/Line Driver, Non-Inverting
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Current - Output High, Low: 6mA, 6mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

M74HCT244
CAPACITIVE CHARACTERISTICS
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
TEST CIRCUIT
C
R
R
4/9
t
t
t
PLH
PZL
PZH
Symbol
L
1
T
C
= 50pF/150pF or equivalent (includes jig and probe capacitance)
= 1K or equivalent
= Z
C
PD
C
OUT
, t
, t
, t
PD
IN
OUT
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
PLZ
PHL
PHZ
of pulse generator (typically 50 )
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance (note
1)
Parameter
V
(V)
CC
Test Condition
TEST
Min.
T
A
Typ.
= 25°C
10
31
5
Max.
10
CC(opr)
Value
-40 to 85°C
Min.
= C
Max.
PD
10
x V
CC
SWITCH
-55 to 125°C
Min.
Open
x f
GND
V
IN
CC
+ I
CC
Max.
10
/8 (per circuit)
Unit
pF
pF
pF