參數(shù)資料
型號(hào)： 74HCU147N
廠商： NXP Semiconductors N.V.
英文描述： 10-TO-4 LINE PRIORITY ENCODER
中文描述： 10至4線優(yōu)先編碼器
文件頁數(shù)： 7/7頁
文件大小： 43K
代理商： 74HCU147N
December 1990
7
Philips Semiconductors
Product specification
10-to-4 line priority encoder
74HC/HCT147
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: standard
I
CC
category: MSI
Note to HCT types
The value of additional quiescent supply current (
I
CC
) for a unit load of 1 is given in the family specifications.
To determine
I
CC
per input, multiply this value by the unit load coefficient shown in the table below.
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
AC WAVEFORMS
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
.
INPUT
UNIT LOAD COEFFICIENT
A
3
, A
4
, A
7
, A
8
A
5
, A
6
, A
0
, A
1
, A
2
1.50
1.10
SYMBOL
PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HCT
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40 to
+
125
min.
typ.
max.
min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
A
n
to Y
n
output transition
time
20
35
44
53
ns
4.5
Fig.6
t
THL
/ t
TLH
7
15
19
22
ns
4.5
Fig.6
Fig.6
Waveforms showing the decimal data inputs (A
n
) to output (Y
n
) propagation delays and the output
transition times.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
相關(guān)PDF資料
PDF描述
74HCMOS147N 10-TO-4 LINE PRIORITY ENCODER
74HC Plastic connectors for AC adapter, Small and high power supply; HRS No: 113-5151-8 01; Connector Type: Wire; Contact Gender: Female; Applicable Cable: Conductor AWG#18 to #22; Termination Style: Crimping; Current Rating(Amps)(Max.): 5; Contact Mating Area Plating: Palladium; Operating Temperature Range (degrees C): -25 to 85; General Description: Crimping type female contact; Strip contact
74HL33651DB Single 8-Bit Inverting Bus Transceiver
74HL33651PW Single 8-Bit Inverting Bus Transceiver
74HL33652D Single 8-bit Bus Transceiver
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