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74F125 Datasheet Quad buffers

Manufacturer: NXP Semiconductors

Overview: INTEGRATED CIRCUITS 74F125, 74F126 Quad buffers (3-State) Product specification IC15 Data Handbook 1989 March 28 Philips Semiconductors Philips Semiconductors Product specification Quad buffers (3-State) 74F125, 74F126.

General Description

14-pin plastic DIP 14-pin plastic SO COMMERCIAL RANGE VCC = 5V ±10%, Tamb = 0°C to +70°C N74F125N, N74F126N N74F125D, N74F126D PKG DWG # SOT27-1 SOT108-1 TYPE 74F125 74F126 TYPICAL PROPAGATION DELAY 5.0ns 5.0ns TYPICAL SUPPLY CURRENT (TOTAL) 23mA 26mA INPUT AND OUTPUT LOADING AND FAN OUT TABLE PINS D0–D3 OE0–OE3 OE0–OE3 Q0–Q3 Data inputs Output Enable inputs (active Low), 74F125 Output Enable inputs (active High), 74F126 Data outputs DESCRIPTION 74F (U.L.) HIGH/LOW 1.0/0.033 1.0/0.033 1.0/0.033 750/106.7 LOAD VALUE HIGH/LOW 20µA/20µA 20µA/20µA 20µA/20µA 15mA/64mA NOTE: One (1.0) FAST unit load is defined as: 20µA in the High state and 0.6mA in the Low state.

PIN CONFIGURATIONS 74F125 OE0 D0 Q0 OE1 D1 Q1 GND 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VCC OE3 D3 Q3 OE2 D2 Q2 OE0 D0 Q0 OE1 D1 Q1 GND 1 2 3 4 5 6 7 74F126 14 13 12 11 10 9 8 VCC OE3 D3 Q3 OE2 D2 Q2 SF00117 SF00118 LOGIC SYMBOLS 74F125 2 5 9 12 2 74F126 5 9 12 D0 1 4 10 13 OE0 OE1 OE2 OE3 Q0 D1 D2 D3 1 4 10 13 OE0 OE1 OE2 OE3 D0 D1 D2 D3 Q0 Q1 Q1 Q0 Q0 Q1 Q1 VCC = Pin 14 GND = Pin 7 3 6 8 11 VCC = Pin 14 GND = Pin 7 3 6 8 11 SF00119 SF00120 March 28, 1989 2 853–0341 96146 Philips Semiconductors Product specification Quad buffers (3-State) 74F125, 74F126 IEC/IEEE SYMBOLS 74F125 1 2 4 6 5 10 8 9 13 11 12 12 9 13 11 5 10 8 74F126 1 3 2 4 6 EN 1 EN 1 3 SF00121 SF00122 LOGIC DIAGRAMS 74F125 1 OE0 2 D0 4 OE1 5 D1 10 OE2 9 D2 13 OE3 12 D3 VCC = Pin 14 GND = Pin 7 11 Q3 VCC = Pin 14 GND = Pin 7 OE3 12 D3 11 Q3 8 Q2 OE2 9 D2 13 8 Q2 6 Q1 OE1 5 D1 10 6 Q1 3 Q0 OE0 2 D0 4 3 Q0 1 74F126 SF00123 SF00124 FUNCTION TABLE, 74F125

Key Features

  • e not designed for use in life support appliances, devices or systems where malfunction of these products can reason.