零件编号
74ACT245B
产品描述 (功能)
Other PDF
PDF
page
9 Pages
File Size
64.7 kB
生产厂家

STMicroelectronics
DESCRIPTION
The ACT245 is an advanced CMOS OCTAL BUS TRANSCEIVER (3-STATE) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. It is ideal for low power applications mantaining high speed operation similar to equivalent Bipolar Schottky TTL.
■ HIGH SPEED: tPD = 5.5 ns (TYP.) at VCC = 5V
■ LOW POWER DISSIPATION: ICC =8 µA (MAX.) at TA = 25 °C
■ COMPATIBLEWITH TTL OUTPUTS VIH = 2V (MIN) VIL = 0.8V (MAX)
■ 50Ω TRANSMISSIONLINE OUTPUT DRIVE CAPABILITY
■ SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 24 mA (MIN)
■ BALANCEDPROPAGATIONDELAYS: tPLH ≅ tPHL
■ OPERATING VOLTAGERANGE: VCC (OPR)= 4.5V to 5.5V
■ PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 245
■ IMPROVED LATCH-UP IMMUNITY