The G65SC51P-1 is a CMOS Peripheral Interface Adapter (PIA) manufactured by California Micro Devices Corp (now part of Microchip Technology). It is a versatile I/O device used to interface microprocessors or microcontrollers to external peripherals.
Applications:
- Industrial control systems
- Embedded systems
- Data acquisition systems
- Instrumentation
- Peripheral device interfaces (e.g., printers, keyboards, displays)
Features:
- Two 8-bit bidirectional I/O ports (Port A and Port B)
- Four control/interrupt lines
- Programmable data direction for each port
- Handshake capability for asynchronous data transfer
- TTL compatible inputs and outputs
- CMOS technology for low power consumption
Benefits:
- Flexible I/O interface
- Reduces component count by providing integrated I/O functionality
- Easy to interface with various microprocessors and microcontrollers
- Low power consumption suitable for battery-powered applications
- Enhanced system performance due to parallel data transfer capabilities
Additional Details:
The G65SC51P-1 provides two 8-bit parallel I/O ports, Port A and Port B, which can be individually configured as either inputs or outputs. This flexibility allows the device to interface with a wide range of peripherals. The four control/interrupt lines provide additional functionality for handshaking and interrupt-driven data transfer. The device operates on a single 5V power supply and utilizes CMOS technology for low power consumption. It's often used in legacy systems and embedded applications requiring reliable parallel I/O capabilities.
Technical Specifications (Typical):
- Number of I/O Ports: 2 (8-bit bidirectional)
- Operating Voltage: 5V
- Operating Temperature Range: -40°C to +85°C (Industrial)
- Package Type: DIP-40 or equivalent
- Data Bus Compatibility: 6502 Family Microprocessors and other compatible systems