Data Sheet
SN74ACT3G99-Q1 Automotive Triple Ultra-Configurable Multiple-Function Gates With 3-State Outputs And TTL-Compatible Schmitt-Trigger Inputs
1 Features
- AEC-Q100 qualified for automotive applications:
- Device temperature grade 1: -40°C to +125°C
- Device HBM ESD classification level 2
- Device CDM ESD classification level C4B
- Available in wettable flank QFN package
- 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
3 Description
The SN74ACT3G99-Q1 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-Q1 | 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 Diagram4 Pin Configuration and Functions
Figure 4-1 PW or DGS Package, 20-Pin
TSSOP or VSSOP (Top View)
Figure 4-2 RKS Package, 20-Pin VQFN
(Transparent Top View)Table 4-1 Pin Functions
| PIN | TYPE(1) | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| OE1 | 1 | I | Output enable input for Channel 1, active-low |
| A1 | 2 | I | Channel 1, Input A |
| B1 | 3 | I | Channel 1, Input B |
| OE2 | 4 | I | Output enable input for Channel 2, active-low |
| A2 | 5 | I | Channel 2, Input A |
| B2 | 6 | I | Channel 2, Input B |
| Y2 | 7 | O | Channel 2, Output Y |
| D2 | 8 | I | Channel 2, Input D |
| C2 | 9 | I | Channel 2, Input C |
| GND | 10 | G | Ground |
| C3 | 11 | I | Channel 3, Input C |
| D3 | 12 | I | Channel 3, Input D |
| Y3 | 13 | O | Channel 3, Output Y |
| B3 | 14 | I | Channel 3, Input B |
| A3 | 15 | I | Channel 3, Input A |
| OE3 | 16 | I | Output enable input for Channel 3, active-low |
| C1 | 17 | I | Channel 1, Input C |
| D1 | 18 | I | Channel 1, Input D |
| Y1 | 19 | O | Channel 1, Output Y |
| VCC | 20 | P | Positive supply |
| Thermal Pad(2) | — | The thermal pad can be connect to GND or left floating. Do not connect to any other signal or supply. | |
(1) I = Input, O = Output, I/O =
Input or Output, G = Ground, P = Power
(2) RKS package only.
