74VHC139TTR STMicroelectronics, 74VHC139TTR Datasheet - Page 5

• Manufacturer Part Number: 74VHC139TTR
• Description: IC DECODER/DEMUX 2 TO 4 14-TSSOP
• Manufacturer: STMicroelectronics
• Series: 74VHCr
• Type: Decoder/Demultiplexerr

Specifications of 74VHC139TTR

• Circuit: 1 x 2:4
• Independent Circuits: 2
• Current - Output High, Low: 8mA, 8mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 2 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 8: Capacitive Characteristics
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
Decoder)
Figure 4: Test Circuit
C
R
Figure 5: Waveform - Propagation Delays For Inverting Outputs (f=1MHz; 50% duty cycle)
Symbol
L
T
=15/50pF or equivalent (includes jig and probe capacitance)
= Z
C
PD
C
PD
IN
OUT
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
of pulse generator (typically 50 )
Input Capacitance
Power Dissipation
Capacitance
(note 1)
Parameter
Test Condition
Min.
T
A
Typ.
= 25°C
26
4
Max.
10
Value
Min.
-40 to 85°C
CC(opr)
= C
Max.
10
PD
x V
-55 to 125°C
Min.
CC
x f
IN
74VHC139
Max.
+ I
10
CC
/2 (per
Unit
pF
pF
5/12