|
|
Número de pieza | IN74ACT161 | |
Descripción | 4-Bit Synchronous Binary Counter | |
Fabricantes | IK Semiconductor | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de IN74ACT161 (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
No Preview Available ! TECHNICAL DATA
IN74ACT161
Presettable Counter
High-Speed Silicon-Gate CMOS
The IN74ACT161 is identical in pinout to the LS/ALS161,
HC/HCT161. The IN74ACT161 may be used as a level converter for
interfacing TTL or NMOS outputs to High Speed CMOS Inputs.
The IN74ACT161 is programmable 4-bit synchronous modulo-16
counter that feature parallel Load, asynchronous Reset, a Carry Output for
cascading and count-enable controls.
The IN74ACT161 is binary counter with asynchronous Reset.
• TTL/NMOS Compatible Input Levels
• Outputs Directly Interface to CMOS, NMOS, and TTL
• Operating Voltage Range: 4.5 to 5.5 V
• Low Input Current: 1.0 µA; 0.1 µA @ 25° C
• Outputs Source/Sink 24 mA
LOGIC DIAGRAM
ORDERING INFORMATION
IN74ACT161N Plastic
IN74ACT161D SOIC
TA = -40° to 85° C for all packages
PIN ASSIGNMENT
PIN 16 =VCC
PIN 8 = GND
FUNCTION TABLE
Inputs
Outputs
Reset Load Enable Enable Clock Q0 Q1 Q2 Q3
PT
Function
LX
X
X
X L L L L Reset to “0”
HL
X
X
P0 P1 P2 P3 Preset Data
HH
X
L
omH H
L
X
.cH H
H
H
uH X
X
X
t4X=don’t care
eP0,P1,P2,P3 = logic level of Data inputs
www.datasheRipple Carry Out = Enable T • Q0 • Q1 • Q2 • Q3
No change
No change
Count up
No change
No count
No count
Count
No count
1
1 page IN74ACT161
TIMING REQUIREMENTS (VCC=5.0V±10%, CL=50pF,Input tr=tf=3.0 ns)
Symbol
Parameter
tSU Minimum Setup Time, Preset Data Inputs to
Clock (Figure 4)
th Minimum Hold Time, Clock to Preset Data Inputs
(Figure 4)
tSU Minimum Setup Time,Load to Clock (Figure 4)
th Minimum Hold Time, Clock to Load (Figure 4)
tSU Minimum Setup Time, Enable T or Enable P to
Clock (Figure 5)
th Minimum Hold Time, Clock to Enable T or
Enable P (Figure 5)
tw Minimum Pulse Width, Clock (Load) (Figure 1)
tw Minimum Pulse Width, Clock (Count)(Figure 1)
tw Minimum Pulse Width, Reset (Figure 2)
trec Minimum Recovery Time, Reset to Clock (Figure
2)
Guaranteed Limit
+25° C
-40° C
to +85° C
9.5 11.5
00
8.5 9.5
-0.5 -0.5
5.5 6.5
00
3.0 3.5
3.0 3.5
3.0 7.5
0 0.5
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
5
5 Page |
Páginas | Total 9 Páginas | |
PDF Descargar | [ Datasheet IN74ACT161.PDF ] |
Número de pieza | Descripción | Fabricantes |
IN74ACT161 | 4-Bit Synchronous Binary Counter | IK Semiconductor |
IN74ACT163 | 4-Bit Synchronous Binary Counter | IK Semiconductor |
IN74ACT164 | 8-Bit Serial-In Parallel-Out Shift Register | IK Semiconductor |
Número de pieza | Descripción | Fabricantes |
SLA6805M | High Voltage 3 phase Motor Driver IC. |
Sanken |
SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
Analog Devices |
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |