SN74ACT3G99 Triple Ultra-Configurable Multiple-Function Gates With 3-State Outputs And TTL-Compatible Schmitt-Trigger Inputs

1 Features

Operating voltage range of 4.5V to 5.5V
TTL-compatible Schmitt-trigger inputs support slow and noisy input signals
Continuous ±24mA output drive at 5V
Supports up to ±75mA output drive at 5V
in short bursts
Drives 50Ω transmission lines
Fast operation with delay of 12ns max

2 Applications

Combine power good signals
Combine enable signals
Eliminate slow or noisy input signals
Synchronize inverted clock inputs
Debounce a switch
Use fewer inputs to monitor error signals
Data selection
Multiplexing

3 Description

The SN74ACT3G99 device contains three independent configurable logic gates with 3-state outputs. Each gate has four inputs and performs the boolean function Y = (A•C+B•C)⊕D.

Device Information

PART NUMBER	PACKAGE⁽¹⁾	PACKAGE SIZE⁽²⁾	BODY SIZE⁽³⁾
SN74ACT3G99	DGS (VSSOP, 20)	7.2mm × 7.8mm	7.2mm × 5.3mm
	PW (TSSOP , 20)	6.5mm × 6.4mm	6.5mm × 4.4mm
	RKS (VQFN, 20)	4.5mm × 2.5mm	4.5mm × 2.5mm

(1) For more information, see Section 11.

(2) The package size (length × width) is a nominal value and includes pins, where applicable.

(3) The body size (length × width) is a nominal value and does not include pins.

Functional Diagram