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PDF 74HCT193 Data sheet ( Hoja de datos )

Número de pieza 74HCT193
Descripción Presettable synchronous 4-bit binary up/down counter
Fabricantes Philips 
Logotipo Philips Logotipo



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No Preview Available ! 74HCT193 Hoja de datos, Descripción, Manual

INTEGRATED CIRCUITS
DATA SHEET
For a complete data sheet, please also download:
The IC06 74HC/HCT/HCU/HCMOS Logic Family Specifications
The IC06 74HC/HCT/HCU/HCMOS Logic Package Information
The IC06 74HC/HCT/HCU/HCMOS Logic Package Outlines
74HC/HCT193
Presettable synchronous 4-bit
binary up/down counter
Product specification
File under Integrated Circuits, IC06
December 1990

1 page




74HCT193 pdf
Philips Semiconductors
Presettable synchronous 4-bit binary
up/down counter
Product specification
74HC/HCT193
FUNCTION TABLE
OPERATING MODE
reset (clear)
parallel load
count up
count down
INPUTS
OUTPUTS
MR PL CPU CPD D0 D1 D2 D3 Q0 Q1 Q2 Q3 TCU TCD
H X X L XXX X L
H X X H XXX X L
LL
LL
LH
LH
L
H
L L X L LLL L L
L L X H LLL L L
L L L X HHH H H
L L H X HHH H H
LL
LL
HH
HH
LH
LH
HL
HH
L
H
H
H
L H H XXX X
count up
H(2) H
L H H XXX X
count down
H H(3)
Notes
1. H = HIGH voltage level
L = LOW voltage level
X = don’t care
= LOW-to-HIGH clock transition
2. TCU = CPU at terminal count up (HHHH)
3. TCD = CPD at terminal count down (LLLL)
Fig.4 Functional diagram.
December 1990
5

5 Page





74HCT193 arduino
Philips Semiconductors
Presettable synchronous 4-bit binary
up/down counter
AC WAVEFORMS
Product specification
74HC/HCT193
(1) HC : VM = 50%; VI = GND to VCC.
HCT: VM = 1.3V; VI = GND to 3 V.
Fig.7 Waveforms showing the clock (CPU, CPD) to output (Qn) propagation delays, the clock pulse width, and
the maximum clock pulse frequency.
(1) HC : VM = 50%; VI = GND to VCC.
HCT: VM = 1.3V; VI = GND to 3 V.
Fig.8 Waveforms showing the clock (CPU, CPD) to terminal count output (TCU, TCD) propagation delays.
(1) HC : VM = 50%; VI = GND to VCC.
HCT: VM = 1.3V; VI = GND to 3 V.
Fig.9 Waveforms showing the parallel load input (PL) and data (Dn) to Qn output propagation delays and
PL removal time to clock input (CPU, CPD).
December 1990
11

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