器件名称:
MC74AC126N
功能描述:
QUAD BUFFER WITH 3-STATE OUTPUTS
文件大小:
147.18KB 共5页
简 介:
MC74AC126 MC74ACT126 Quad Buffer With 3State Outputs Outputs Source/Sink ′ACT126 Has TTL Compatible Inputs 3-State Enable Input (Active High) QUAD BUFFER WITH 3-STATE OUTPUTS PIN ASSIGNMENTS VCC 14 A2 13 B2 12 O2 11 A3 10 B3 9 O3 8 N SUFFIX CASE 646-06 PLASTIC PIN NAMES An, Bn On 1 A0 2 B0 3 O0 4 A1 5 B1 6 O1 7 GND Inputs Outputs FUNCTION TABLE Inputs An H H L H = High Voltage Level L = Low Voltage Level Z = High Impedance X = Immaterial Output Bn L H X On L H Z D SUFFIX CASE 751A-03 SOIC MAXIMUM RATINGS* Symbol VCC Vin Vout Iin Iout ICC Tstg Parameter DC Supply Voltage (Referenced to GND) DC Input Voltage (Referenced to GND) DC Output Voltage (Referenced to GND) DC Input Current, per Pin DC Output Sink/Source Current, per Pin DC VCC or GND Current per Output Pin Storage Temperature Value –0.5 to +7.0 –0.5 to VCC + 0.5 –0.5 to VCC + 0.5 ± 20 ± 50 ± 50 –65 to +150 Unit V V V mA mA mA °C * Maximum Ratings are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recommended Operating Conditions. FACT DATA 5-1 MC74AC126 MC74ACT126 RECOMMENDED OPERATING CONDITIONS Symbol VCC Vin, Vout Supply Voltage DC Input Voltage, Output Voltage (Ref. to GND) VCC @ 3.0 V tr, tf Input Rise and Fall Time (Note 1) ′AC Devices except Schmitt Inputs Junction Temperature (PDIP) Operating Ambient Temperature Range Output Current — HIGH Output Current — LOW –40 25 VCC @ 4.5 V VCC @ 5.5 V TJ TA IOH IOL Parameter ′AC ′ACT Min 2.0 4.5 0 15……
