74HCT138D,652 NXP Semiconductors, 74HCT138D,652 Datasheet - Page 15

• Manufacturer Part Number: 74HCT138D,652
• Description: IC DECODER/DEMUX 3-8 LINE 16SOIC
• Manufacturer: NXP Semiconductors
• Series: 74HCTr
• Type: Decoder/Demultiplexerr

Specifications of 74HCT138D,652

• Package / Case: 16-SOIC (3.9mm Width)
• Mounting Type: Surface Mount
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Circuit: 1 x 3:8
• Current - Output High, Low: 4mA, 4mA
• Voltage Supply Source: Single Supply
• Independent Circuits: 1
• Logic Family: HCT
• Number Of Lines (input / Output): 3.0 / 8.0
• Propagation Delay Time: 19 ns
• Supply Voltage (max): 6 V
• Supply Voltage (min): 2 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Input Lines: 3.0
• Number Of Output Lines: 8.0
• Power Dissipation: 500 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-4996-1

Philips Semiconductors
74HC_HCT138_3
Product data sheet
Table 12:
Type
74HC138
74HCT138
Fig 8. Load circuitry for measuring switching times
Test data is given in
Definitions test circuit:
R
C
R
S1 = Test selection switch
T
L
L
Test data
= Termination resistance should be equal to output impedance Z
= Load capacitance including jig and probe capacitance
= Load resistor
Input
V
V
3 V
I
CC
GENERATOR
PULSE
negative
positive
Rev. 03 — 23 December 2005
pulse
pulse
t
6 ns
6 ns
0 V
0 V
r
V
V
, t
Table
I
I
f
90 %
10 %
12.
V I
Load
C
15 pF, 50 pF 1 k
15 pF, 50 pF 1 k
t
t
L
f
r
V
V
M
M
R T
10 %
90 %
V
DUT
3-to-8 line decoder/demultiplexer; inverting
CC
74HC138; 74HCT138
R
t
t
W
W
L
V O
V
V
S1 position
t
open
open
PHL
M
M
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
C L
t
t
r
f
R L
, t
PLH
o
of the pulse generator
S1
001aad983
t
GND
GND
V
PZH
CC
open
, t
PHZ
t
V
V
PZL
CC
CC
, t
15 of 23
PLZ