器件名称:
M74HC4050
功能描述:
HEX BUFFER/CONVERTER
文件大小:
554.7KB 共8页
简 介:
M74HC4050 HEX BUFFER/CONVERTER s s s s s s s HIGH SPEED: tPD = 8ns (TYP.) at VCC =6V LOW POWER DISSIPATION: ICC = 1A(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = V NIL = 28 % VCC (MIN.) SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 6mA (MIN) BALANCED PROPAGATION DELAYS: tPLH tPHL WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 4050 DIP SOP TSSOP ORDER CODES PACKAGE DIP SOP TSSOP TUBE M74HC4050B1R M74HC4050M1R T&R M74HC4050RM13TR M74HC4050TTR DESCRIPTION The M74HC4049 is an high speed CMOS HEX BUFFER fabricated with silicon gate C2MOS technology. The internal circuit is composed of 3 stages, which enables high noise immunity and a stable output. Input protection circuits are different from those of the high speed CMOS IC’s. The Vcc side diodes are designed to allow logic-level conversion from high-level voltages (up to 13V) to low level voltages. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/8 M74HC4050 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No 2, 4, 6, 10, 12, 15 3, 5, 7, 9, 11, 14 13, 16 8 1 SYMBOL 1Y to 6Y 1A to 6A NC GND VCC NAME AND FUNCTION Data Outputs Data Inputs Not Connected Ground (0V) Positive Supply Voltage TRUTH TABLE INPUT nA L H OUTPUT nY L H ABSOLUTE MAXIMUM RATINGS Symbol VCC VI VO IIK IOK IO Supply Voltage DC Input Voltage DC Output Voltage DC Input Diode Current DC Output Diode Current DC Output Current Parameter Value -0.5 to +7 -0.5 to 15 -0.5 to VCC + 0.5 20 ± 20 ± 25 ±……