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PDF M74HC7244 Data sheet ( Hoja de datos )
| Número de pieza | M74HC7244 | |
| Descripción | OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC7240: INVERTED - HC7241/7244 NON INVERTED | |
| Fabricantes | ST Microelectronics | |
| Logotipo |  |
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M74HC7244
OCTAL BUS BUFFER
WITH 3 STATE OUTPUTS (NON INVERTED)
s HIGH SPEED:
tPD = 13ns (TYP.) at VCC = 6V
s LOW POWER DISSIPATION:
ICC = 4µA(MAX.) at TA=25°C
s HIGH NOISE IMMUNITY:
VH = 1.2 V (TYP.) at VCC = 6V
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 6mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH ≅ tPHL
s WIDE OPERATING VOLTAGE RANGE:
VCC (OPR) = 2V to 6V
s PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 7244
DESCRIPTION
The 74HC7244 is an advanced high-speed CMOS
OCTAL BUS BUFFER (3-STATE) fabricated with
silicon gate C2MOS technology.
G control input governs four BUS BUFFERs.
DIP
SOP
TSSOP
ORDER CODES
PACKAGE
TUBE
DIP
SOP
TSSO P
M74HC7244B1R
M74HC7244M1R
T &R
M74HC7244RM13TR
M74HC7244TTR
This device have a hysteresis characteristics with
each input so can be used as a line receiver, etc.
All inputs are equipped with protection circuits
against static discharge and transient excess
voltage.
PIN CONNECTION AND IEC LOGIC SYMBOLS
July 2001
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1 page  
TEST CIRCUIT
M74HC7244
TEST
tPLH, tPHL
tPZL, tPLZ
tPZH, tPHZ
CL = 50pF/150pF or equivalent (includes jig and probe capacitance)
R1 = 1KΩ or equivalent
RT = ZOUT of pulse generator (typically 50Ω)
WAVEFORM 1: PROPAGATION DELAY TIME (f=1MHz; 50% duty cycle)
SWIT CH
Open
VCC
GND
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5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet M74HC7244.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| M74HC7240 | OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC7240: INVERTED - HC7241/7244 NON INVERTED | ST Microelectronics |
| M74HC7241 | OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC7240: INVERTED - HC7241/7244 NON INVERTED | ST Microelectronics |
| M74HC7244 | OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC7240: INVERTED - HC7241/7244 NON INVERTED | ST Microelectronics |
| M74HC7245 | OCTAL BUS TRANSCEIVER (3-STATE):HC7645 NONINVERTING HC7640 INVERTING /HC7643 INVERTING/NONINVERTING | ST Microelectronics |
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