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PDF 74AC245B Data sheet ( Hoja de datos )
| Número de pieza | 74AC245B | |
| Descripción | OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS NON INVERTED | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de 74AC245B (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
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74AC245
OCTAL BUS TRANSCEIVER
WITH 3 STATE OUTPUTS (NON INVERTED)
s HIGH SPEED: tPD = 4.5ns (TYP.) at VCC = 5V
s LOW POWER DISSIPATION:
ICC = 4µA(MAX.) at TA=25°C
s HIGH NOISE IMMUNITY:
VNIH = VNIL = 28 % VCC (MIN.)
s 50Ω TRANSMISSION LINE DRIVING
CAPABILITY
DIP
SOP
TSSOP
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 24mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH ≅ tPHL
s OPERATING VOLTAGE RANGE:
VCC (OPR) = 2V to 6V
s PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 244
ORDER CODES
PACKAGE
DIP
SOP
TSSOP
TUBE
74AC245B
74AC245M
T&R
74AC245MTR
74AC245TTR
s IMPROVED LATCH-UP IMMUNITY
DIR input. The enable input G can be used to
DESCRIPTION
disable the device so that the buses are effectively
The 74AC245 is an advanced high-speed CMOS isolated..
OCTAL BUS TRANSCEIVER (3-STAwwTwE.Da)taSheet4UA.colml floating bus terminals during HIGH-Z state
fabricated with sub-micron silicon gate and must be held HIGH or LOW
double-layer metal wiring C2MOS tecnology.
All inputs and outputs are equipped with
This IC is intended for two-way asynchronous protection circuits against static discharge, giving
communication between data buses and the them 2KV ESD immunity and transient excess
direction of data transmission is determined by voltage.
PIN CONNECTION AND IEC LOGIC SYMBOLS
April 2001
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1 page  
WAVEFORM 1: PROPAGATION DELAYS (f=1MHz; 50% duty cycle)
74AC245
WAVEFORM 2: OUTPUT ENABLE AND DISABLE TIME (f=1MHz; 50% duty cycle)
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5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet 74AC245B.PDF ] | |
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| Número de pieza | Descripción | Fabricantes |
| 74AC245 | OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS NON INVERTED | STMicroelectronics |
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| 74AC245B | OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS NON INVERTED | STMicroelectronics |
| 74AC245M | OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS NON INVERTED | STMicroelectronics |
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