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74AC541

STMicroelectronics
Part Number 74AC541
Manufacturer STMicroelectronics
Description OCTAL BUS BUFFER
Published Apr 3, 2005
Detailed Description 74AC541 OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (NON INVERTED) s HIGH SPEED: tPD = 4ns (TYP.) at VCC = 5V s LOW POWER DI...
Datasheet PDF File 74AC541 PDF File

74AC541
74AC541

Overview
74AC541 OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (NON INVERTED) s HIGH SPEED: tPD = 4ns (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 t(sCAPABILITY s SYMMETRICAL OUTPUT IMPEDANCE: uc|IOH| = IOL = 24mA (MIN) ds BALANCED PROPAGATION DELAYS: ro )tPLH ≅ tPHL P t(ss OPERATING VOLTAGE RANGE: te cVCC (OPR) = 2V to 6V le us PIN AND FUNCTION COMPATIBLE WITH d74 SERIES 541 so ros IMPROVED LATCH-UP IMMUNITY b PDESCRIPTION - O teThe 74AC541 is an advanced high-speed CMOS ) leOCTAL BUS BUFFER (3-STATE) fabricated with t(s osub-micron silicon gate and double-layer metal swiring C2MOS tecnology.
c bThe 3 STATE control gate operates as two inputs u OAND such that if either G1 and G2 are high, all rod -eight outputs are in the high impedance state.
DIP SOP TSSOP ORDER CODES PACKAGE DIP SOP TSSOP TUBE 74AC541B 74AC541M T&R 74AC541MTR 74AC541TTR In order to enhance PC board layout, the 74AC541 offers a pinout having inputs and outputs on opposite sides of the package.
All inputs and outputs are equipped with protection circuits against static discharge, giving them 2KV ESD immunity and transient excess voltage.
OObbssoolleettee PProduct(s)PIN CONNECTION AND IEC LOGIC SYMBOLS April 2001 1/9 74AC541 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No 1, 19 2, 3, 4, 5, 6, 7, 8, 9 18, 17, 16, 15, 14, 13, 12, 11 10 20 SYMBOL G1, G2 A1 to A8 NAME AND FUNCTION Output Enable Inputs Data Inputs Y1 to Y8 Data Outputs GND VCC Ground (0V) Positive Supply Voltage t(s)TRUTH TABLE ucINPUTS OUTPUT rod )G1 G2 An Yn P t(sH X X Z te cX H X Z le uL L H H dL L L L so roX : Don’t Care b PZ : High Impedance - O teABSOLUTE MAXIMUM RATINGS t(s) oleSymbol Parameter Value Unit c bsVCC Supply Voltage -0.
5 to +7 V u OVI DC Input Voltage -0.
5 to VCC + 0.
5 V rod -VO DC Output Voltage -0.
5 to VCC + 0.
5 V P t(s)IIK DC Input Diode Current ± 20 mA IOK DC Output...


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