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| 74AC240_01 Datasheet, PDF (1/9 Pages) STMicroelectronics – OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (INVERTED) | |||
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74AC240
OCTAL BUS BUFFER
WITH 3 STATE OUTPUTS (INVERTED)
s HIGH SPEED: tPD = 4.2ns (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 50⦠TRANSMISSION LINE DRIVING
CAPABILITY
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 24mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH â
tPHL
s OPERATING VOLTAGE RANGE:
VCC (OPR) = 2V to 6V
s PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 240
s IMPROVED LATCH-UP IMMUNITY
DESCRIPTION
The 74AC240 is an advanced high-speed CMOS
OCTAL BUS BUFFER (3-STATE) fabricated with
sub-micron silicon gate and double-layer metal
wiring C2MOS tecnology.
G control input governs four BUS BUFFERs.
DIP
SOP
TSSOP
ORDER CODES
PACKAGE
DIP
SOP
TSSOP
TUBE
74AC240B
74AC240M
T&R
74AC240MTR
74AC240TTR
This device is designed to be used with 3 state
memory address drivers, etc.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
PIN CONNECTION AND IEC LOGIC SYMBOLS
April 2001
1/9
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