器件名称:
M74HC151B1R
功能描述:
8 CHANNEL MULTIPLEXER
文件大小:
338.24KB 共12页
简 介:
M74HC151 8 CHANNEL MULTIPLEXER s s s s s s s HIGH SPEED: tPD = 17ns (TYP.) at VCC = 6V LOW POWER DISSIPATION: ICC = 4A(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = V NIL = 28 % VCC (MIN.) SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 4mA (MIN) BALANCED PROPAGATION DELAYS: tPLH tPHL WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 151 DIP SOP TSSOP ORDER CODES PACKAGE DIP SOP TSSOP TUBE M74HC151B1R M74HC151M1R T&R M74HC151RM13TR M74HC151TTR DESCRIPTION The M74HC151 is an high speed CMOS 8 CHANNEL MULTIPLEXER fabricated with silicon gate C2MOS technology. It provides, in one package, the ability to select one bit of data from up to eight sources. The M74HC151 can be used as a universal function generator to generate any logic function of four variables. Outputs Y and W are complementary; the selection depends on the address inputs A, B, and C. The strobe input must be taken low to enable this device, when the strobe is high W output is forced high and consequently Y output goes low. All inputs are equipped with protection circuits against static discharge and transient excess voltage. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/12 M74HC151 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No 4, 3, 2, 1, 15, 14, 13, 12 5 6 7 11, 10, 9 8 16 SYMBOL D0 to D7 Y W STROBE A, B, C GND VCC NAME AND FUNCTION Multiplexer Inputs Multiplexer Output Complementary Multiplexer Output Strobe Input Select Inputs Ground (0V)……