The NXP 74HC193DB is a high-speed Si-gate CMOS device and is pin compatible with low-power Schottky TTL (LSTTL). It is specified in compliance with JEDEC standard no. 7A. The 74HC193DB is a 4-bit synchronous binary up/down counter that offers a wide array of features and is designed for use in microprocessor systems and various counting applications.
Key Features:
- Counting Sequence: The device features a versatile counting sequence, capable of up and down counting, which provides flexibility for a broad range of applications.
- Synchronous Reset: An asynchronous master reset (MR) input is provided to initialize the counter to its maximum or minimum count, ensuring precise control over the counting sequence.
- Multiple Count Enable Inputs: With two count enable inputs (CEP and CET), the 74HC193DB provides control for both the up and down counting modes, allowing for complex counting configurations.
- Output Capability: The standard 16-pin dual in-line package includes a carry output for n-bit cascading and a borrow output for down counting, making it ideal for multi-stage counters.
- High Noise Immunity: The 74HC193DB is characterized by high noise immunity, ensuring stable operation in electrically noisy environments.
- Speed Performance: Operating at a frequency up to 48 MHz, the device is suitable for high-speed applications.
Typical Applications:
- Microprocessor systems
- Instrumentation and control systems
- Frequency dividers
- Programmable counters
Quality and Reliability:
As with all NXP products, the 74HC193DB is manufactured under strict quality control measures, ensuring high reliability and performance consistency. The device is also supported by NXP's comprehensive technical documentation and application support.
Ordering Information:
The NXP 74HC193DB is available in a 16-pin SO package and can be ordered under the part number 74HC193DB,112. For detailed information on pricing and availability, or to request samples, please contact NXP's sales office or authorized distributors.
