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ICM7242IBAZ
+物料清單IC OSC BINARY CTC PROG 8-SOIC
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製造商美國瑞薩電子公司
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製造商部分 #ICM7242IBAZ
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有存貨2276
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正品保證
規格
| 屬性 | 價值 |
| Supplier | Renesas Electronics America Inc |
| Package | Tube |
| ProductStatus | Obsolete |
| Type | Counter/Timer Circuit (CTC), Binary |
| Count | 128/256 |
| Frequency | 0.1Hz ~ 13MHz |
| Voltage-Supply | 2V ~ 16V |
| Current-Supply | 340 µA |
| OperatingTemperature | -25°C ~ 85°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
概述
Description
Key features of the ICM7242IBAZ typically include debounce circuitry to ensure stable input, the ability to handle various keypad sizes (commonly up to 16 keys), and a priority encoder that assigns a binary code based on the highest priority key pressed. It often incorporates features like single or multiple keypress detection, and in some cases, it may be equipped with a strobe output or interrupt signal to alert the processor of a keypress event.
This IC is commonly used in applications like calculators, security systems, and various consumer electronics where efficient human-machine interfacing with a keypad is required. Its use reduces the complexity and the number of I/O pins needed on the controlling microprocessor, enabling more streamlined and cost-effective designs.
Equivalent
Features
1. Programmable Timer: Allows precise control over timing intervals, suitable for applications requiring scheduled operations.
2. Wide Time Range: Offers a broad range of programmable time durations, typically from milliseconds to hours, accommodating various application needs.
3. Low Power Consumption: Optimized for minimal power usage, making it ideal for battery-operated devices and energy-efficient systems.
4. Simple Interface: Provides a user-friendly interface for easy programming and integration with other components in a circuit.
5. Versatile Applications: Used in diverse fields such as consumer electronics, industrial automation, and automotive systems.
6. Stability and Reliability: Designed for stable operation with minimal drift over time, ensuring reliable performance in critical applications.
7. Compact Package: Available in a compact IC package, facilitating integration into space-constrained designs.
8. Temperature Range: Operates effectively over a wide temperature range, suitable for various environmental conditions.
These features make the ICM7242IBAZ a versatile and reliable choice for timing and scheduling functions in electronic circuits.
Pinout
Key functions include:
- Accepting input clock pulses to increment the count.
- Decoding the count into a form suitable for driving a 7-segment display.
- Providing control inputs for resetting or disabling counting as required.
The exact pin configuration and detailed functions of each pin would be specified in the device's datasheet, which also includes necessary electrical characteristics and operational guidelines.
Manufacturer
Application
1. Timer Systems: Utilized in timing circuits to count up or down for specific time intervals.
2. Event Counters: Employed in systems where tracking the number of occurrences of an event is necessary.
3. Frequency Counters: Used to measure the frequency of input signals.
4. Digital Clocks: Integral in creating digital timekeeping devices.
5. Scoreboards: Useful in updating scores in real-time for sports and gaming.
6. Industrial Automation: Implemented in process controls and automation systems for counting tasks.
These applications leverage the IC's ability to handle digital counting operations efficiently.