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74ALVCH16244TTR Scheda tecnica(PDF) 1 Page - STMicroelectronics |
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74ALVCH16244TTR Scheda tecnica(HTML) 1 Page - STMicroelectronics |
1 / 10 page 1/10 February 2003 s 3.6V TOLERANT INPUTS AND OUTPUTS s HIGH SPEED : tPD = 3.0 ns (MAX.) at VCC =3.0 to 3.6V tPD = 3.7 ns (MAX.) at VCC =2.3 to 2.7V tPD = 5.1 ns (MAX.) at VCC =1.65V s POWER DOWN PROTECTION ON INPUTS AND OUTPUTS s SYMMETRICAL OUTPUT IMPEDANCE: |IOH|= IOL = 24mA (MIN) at VCC =3.0V |IOH|= IOL = 12mA (MIN) at VCC =2.3V |IOH|= IOL =4mA (MIN) at VCC = 1.65V s OPERATING VOLTAGE RANGE: VCC(OPR) = 1.65V to 3.6V s BUS HOLD PROVIDED ON DATA INPUTS s PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 16244 s LATCH-UP PERFORMANCE EXCEEDS 300mA (JESD 17) s ESD PERFORMANCE: HBM > 2000V (MIL STD 883 method 3015); MM > 200V DESCRIPTION The 74ALVCH16244 is a low voltage CMOS 16 BIT BUS BUFFER (NON INVERTED) fabricated with sub-micron silicon gate and five-layer metal wiring C2MOS technology. It is ideal for low power and very high speed 1.65 to 3.6V applications; it can be interfaced to 3.6V signal environment for both inputs and outputs. Any nG output control governs four BUS BUFFERS. Output Enable input (nG) tied together gives full 16-bit operation. When nG is LOW, the outputs are enabled. When nG is HIGH, the output are in high impedance state. Active bus-hold circuitry is provided to hold unused or floating data inputs at a valid logic level. 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. 74ALVCH16244 LOW VOLTAGE CMOS 16-BIT BUS BUFFER (3-STATE) WITH 3.6V TOLERANT INPUTS AND OUTPUTS ORDER CODES PACKAGE TUBE T & R TSSOP 74ALVCH16244TTR TSSOP PIN CONNECTION |
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