74VHCT245AMTR STMicroelectronics, 74VHCT245AMTR Datasheet - Page 5

• Manufacturer Part Number: 74VHCT245AMTR
• Description: Bus Transceivers Octal Bus Tranceiver
• Manufacturer: STMicroelectronics

Specifications of 74VHCT245AMTR

• Product Category: Bus Transceivers
• Rohs: yes
• Logic Type: CMOS
• Logic Family: 74VHCT
• Number Of Channels Per Chip: 8
• Input Level: TTL
• Output Level: CMOS
• Output Type: 3-State
• High Level Output Current: - 8 mA
• Low Level Output Current: 8 mA
• Propagation Delay Time: 8.7 ns
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Temperature: + 125 C
• Package / Case: SOP-20
• Function: The 74VHCT245A is an advanced high-speed
• Minimum Operating Temperature: - 55 C
• Mounting Style: SMD/SMT
• Number Of Circuits: 8
• Polarity: Non-Inverting
• Factory Pack Quantity: 1000

Table 8: Capacitive Characteristics
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
Table 4: DYNAMIC SWITCHING CHARACTERISTICS
1) Worst case package.
2) Max number of outputs defined as (n). Data inputs are driven 0V to 3.0V, (n-1) outputs switching and one output at GND.
3) Max number of data inputs (n) switching. (n-1) switching 0V to 3.0V. Inputs under test switching: 3.0V to threshold (V
(V
Symbol
Symbol
IHD
V
V
V
V
C
C
PD
C
OLP
OLV
IHD
), f=1MHz.
ILD
PD
I/O
IN
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
Input Capacitance
Bus Input
Capacitance
Power Dissipation
Capacitance
(note 1)
Dynamic Low
Voltage Quiet
Output (note 1, 2)
Dynamic High
Voltage Input
(note 1, 3)
Dynamic Low
Voltage Input
(note 1, 3)
Parameter
Parameter
V
5.0
5.0
5.0
(V)
CC
Test Condition
Test Condition
C
L
= 50 pF
Min.
Min.
-0.9
2.0
T
T
A
A
Typ.
Typ.
= 25°C
= 25°C
-0.6
0.6
18
6
8
Max.
Max.
0.9
0.8
10
CC(opr)
Value
Value
-40 to 85°C
Min.
-40 to 85°C
Min.
= C
Max.
Max.
PD
10
x V
CC
-55 to 125°C
-55 to 125°C
Min.
Min.
x f
74VHCT245A
IN
ILD
+ I
), 0V to threshold
CC
Max.
Max.
10
/8 (per circuit)
Unit
Unit
pF
pF
pF
V
5/13