74HCT191N,652 Просмотр технического описания (PDF) - NXP Semiconductors.
Номер в каталоге
Компоненты Описание
производитель
74HCT191N,652 Datasheet PDF : 19 Pages
| |||
Nexperia
74HC191
Presettable synchronous 4-bit binary up/down counter
PL
D0
D1
D2
D3
CP
U/D
CE
Q0
Q1
Q2
Q3
TC
RC
13
14
15
0
12
2
2
1
0
15 14 13
Fig. 9.
load
count up
inhibit
count down
aaa-024383
Typical timing sequence: reset outputs to zero; preset to binary twelve; count to thirteen, fourteen, fifteen, zero,
one and two; inhibit.
Typical timing sequence
7. Limiting values
Table 5. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol
Parameter
Conditions
Min
Max Unit
VCC
IIK
IOK
IO
ICC
IGND
Tstg
Ptot
supply voltage
input clamping current
output clamping current
output current
supply current
ground current
storage temperature
total power dissipation
VI < -0.5 V or VI > VCC + 0.5 V
VO < -0.5 V or VO > VCC + 0.5 V
VO = -0.5 V to VCC + 0.5 V
SO16 package
TSSOP16 package
-0.5
-
-
-
-
-50
-65
[1]
-
[1]
-
+7.0 V
±20 mA
±20 mA
±25 mA
50 mA
- mA
+150 °C
500 mW
500 mW
[1] For SO16 packages: above 70 °C the value of Ptot derates linearly at 8 mW/K.
For TSSOP16 packages: above 60 °C the value of Ptot derates linearly at 5.5 mW/K.
74HC191
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 5 October 2018
© Nexperia B.V. 2018. All rights reserved
6 / 18
Share Link: 