M74HC390B1R STMicroelectronics, M74HC390B1R Datasheet - Page 11

• Manufacturer Part Number: M74HC390B1R
• Description: IC DECADE COUNTER DUAL 16-DIP
• Manufacturer: STMicroelectronics
• Series: 74HCr

Specifications of M74HC390B1R

• Logic Type: Counter, Decade
• Direction: Up
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Reset: Asynchronous
• Timing: Synchronous
• Count Rate: 79MHz
• Trigger Type: Negative Edge
• Voltage - Supply: 2 V ~ 6 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Counter Type: Decade
• Counting Sequence: Up
• Number Of Circuits: 2
• Logic Family: 74HC
• Propagation Delay Time: 280 ns, 56 ns, 48 ns
• Supply Voltage (max): 6 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Function: Dual Decade Counter
• Mounting Style: Through Hole
• Operating Supply Voltage: 2.5 V, 3.3 V, 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-7370-5; M74HC390B1R

M74HC390
Table 8. Capacitive characteristics
1. C
Symbol
C
C
operating current consumption without load. (Refer to Test Circuit). Average operating current can be
obtained by the following equation. I
PD
PD
IN
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the
Input
capacitance
Power
dissipation
capacitance
(1)
Parameter
Test condition
V
(V)
CC
CC(opr)
= C
Min
PD
x V
T
A
CC
Typ
= 25°C
84
5
x f
IN
Max
+ I
10
CC
-40 to 85°C
Min
Value
Electrical characteristics
Max
10
-55 to 125°C
Min
Max
10
11/17
Unit
pF
pF