Synertek SY6551A ACIA Serial Interface IC 6502 6800 UART 28-Pin DIP 1980
Condition
Vintage NOS, sourced from a decommissioned laboratory in Sweden. Black plastic DIP-28 package with minor storage marks on the top surface. Leads straight and clean. Markings: “S 8015H 6551A”. Date code 8015 (1980, week 15). Stored dry, handled ESD-safe.
Manufacturer: Synertek
Part number: SY6551A (marked 6551A)
Device type: Asynchronous Communication Interface Adapter (ACIA)
Package: DIP-28 (Plastic Dual In-Line Package)
Supply voltage: 5 V ±5%
Operating temperature: 0 °C to 70 °C
Storage temperature: -55 °C to 150 °C
Date code: 8015 (1980, week 15)
Description
The SY6551A is an Asynchronous Communication Interface Adapter (ACIA) designed to interface the 6500 / 6800 microprocessor families to serial communication devices such as terminals, modems and serial peripherals.
Key features (from manufacturer documentation)
• On-chip programmable baud rate generator
• 8-bit bi-directional data bus for direct communication with the microprocessor
• Programmable word length, stop bits and parity generation/detection
• Data set and modem control signals provided
• Full-duplex or half-duplex serial operation
• External clock input for non-standard baud rates
Typical uses
• Retro 6502 computer systems
• Apple II and other 6502 serial interface cards
• Vintage microprocessor development boards
• Serial communication interfaces for 6500 / 6800 systems
• Retro computing restorations
What you get
1 x Synertek SY6551A ACIA Integrated Circuit (28-pin DIP) the exact item shown in the pictures
Shipping
Worldwide Tracked Shipping;
Dispatch: Within 1 business day from Spain;
Local Pickup: Available in Estepona (29680), Spain
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