Overview
The SN74LVC16245A, produced by Texas Instruments, is a 16-bit (dual-octal) noninverting bus transceiver designed for asynchronous communication between data buses. This device operates within a voltage range of 1.65 V to 3.6 V, making it versatile for various applications. It can be used as two 8-bit transceivers or as a single 16-bit transceiver, enhancing its utility in different system designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Voltage Range (VCC) | 1.65 to 3.6 | V |
| Input Voltage Range | Up to 5.5 | V |
| Maximum Propagation Delay (tpd) at 3.3 V | 4 | ns |
| Output Ground Bounce (VOLP) at VCC = 3.3 V, TA = 25°C | < 0.8 | V |
| Output VOH Undershoot (VOHV) at VCC = 3.3 V, TA = 25°C | > 2 | V |
| Package Type | TSSOP (48 pins) | - |
| Operating Temperature Range | -40 to 125 | °C |
| ESD Protection | 2000-V Human-Body Model, 200-V Machine Model, 1000-V Charged-Device Model | - |
Key Features
- Member of the Texas Instruments Widebus Family
- Operates from 1.65 V to 3.6 V
- Inputs accept voltages up to 5.5 V
- Maximum propagation delay of 4 ns at 3.3 V
- Supports mixed-mode signal operation on all ports (5-V input/output voltage with 3.3-V VCC)
- Ioff supports live insertion, partial-power-down mode, and back-drive protection
- Latch-up performance exceeds 250 mA per JESD 17
- ESD protection exceeds JESD 22 standards
Applications
- Electronic Points of Sale
- Printers and Other Peripherals
- Motor Drives
- Wireless and Telecom Infrastructures
- Wearable Health and Fitness Devices
Q & A
- What is the operating voltage range of the SN74LVC16245A?
The SN74LVC16245A operates within a voltage range of 1.65 V to 3.6 V.
- What is the maximum propagation delay at 3.3 V?
The maximum propagation delay at 3.3 V is 4 ns.
- What is the output ground bounce (VOLP) at VCC = 3.3 V and TA = 25°C?
The output ground bounce (VOLP) is less than 0.8 V at VCC = 3.3 V and TA = 25°C.
- Does the SN74LVC16245A support mixed-mode signal operation?
Yes, it supports mixed-mode signal operation on all ports (5-V input/output voltage with 3.3-V VCC).
- What kind of ESD protection does the SN74LVC16245A have?
The SN74LVC16245A has ESD protection exceeding JESD 22 standards, including 2000-V Human-Body Model, 200-V Machine Model, and 1000-V Charged-Device Model.
- What are the common applications of the SN74LVC16245A?
- What package types are available for the SN74LVC16245A?
The SN74LVC16245A is available in TSSOP (48 pins), TVSOP (48 pins), and SSOP (48 pins) packages.
- What is the operating temperature range of the SN74LVC16245A?
The operating temperature range is -40°C to 125°C.
- Can the SN74LVC16245A be used as two 8-bit transceivers or one 16-bit transceiver?
Yes, the SN74LVC16245A can be used as two 8-bit transceivers or as a single 16-bit transceiver.
- Does the SN74LVC16245A support live insertion and partial-power-down mode?
Yes, it supports live insertion, partial-power-down mode, and back-drive protection.
