器件名称: 74AHC2G
功能描述: Dual 2-input OR gate
文件大小: 85.24KB 共16页
简 介:74AHC2G32; 74AHCT2G32
Dual 2-input OR gate
Rev. 01 — 23 February 2004 Product data sheet
1. General description
The 74AHC2G/AHCT2G32 is a high-speed Si-gate CMOS device. This device provides two 2-input OR gates.
2. Features
s Symmetrical output impedance s High noise immunity s ESD protection: x HBM EIA/JESD22-A114-A exceeds 2000 V x MM EIA/JESD22-A115-A exceeds 200 V x CDM EIA/JESD22-C101 exceeds 1000 V. s Low power dissipation s Balanced propagation delays s SOT505-2 and SOT765-1 package s Specied from 40 °C to +85 °C and 40 °C to +125 °C.
3. Quick reference data
Table 1: Quick reference data GND = 0 V; Tamb = 25 °C; tr = tf ≤ 3.0 ns. Symbol tPHL, tPLH CI CPD Parameter propagation delay nA and nB to nY input capacitance power dissipation capacitance propagation delay nA and nB to nY input capacitance power dissipation capacitance CL = 50 pF; fi = 1 MHz
[1] [2]
Conditions CL = 15 pF; VCC = 5 V CL = 50 pF; fi = 1 MHz CL = 15 pF; VCC = 5 V
[1] [2]
Min -
Typ 3.2 1.5 16
Max 5.5 10 -
Unit ns pF pF
Type 74AHC2G
Type 74AHCT2G tPHL, tPLH CI CPD
[1]
-
3.3 1.5 17
6.9 10 -
ns pF pF
CPD is used to determine the dynamic power dissipation (PD in W). PD = CPD × VCC2 × fi × N + Σ(CL × VCC2 × fo) where: fi = input frequency in MHz; fo = output frequency in MHz;
Philips Semiconductors
74AHC2G32; 74AHCT2G32
Dual 2-input OR gate
CL = output load capacitance in pF; VCC = supply voltage in Volts; N = total load switching outputs; Σ(CL × VCC2 × fo) = sum of the outputs. [2] The……
