Advantest R4952 EPROM gang programmer

The Advantest R4952 is a high-speed gang EPROM programmer engineered for high-volume production environments requiring rapid, reliable simultaneous programming of multiple memory devices. It accommodates EPROM, EEPROM, and flash EEPROM devices from 64Kbit to 16Mbit capacity, with the ability to program up to ten devices concurrently. The unit features 8Mbit (1MB) buffer memory and supports both master mode and buffer RAM mode operation, making it suitable for automated manufacturing workflows and development environments requiring flexible data handling.

– Technical Specifications

• Device Support: EPROM/EEPROM (including Flash EEPROM), 64Kbit to 16Mbit capacity
• Maximum Device Capacity: 16Mbit in master mode
• Simultaneous Programming Channels: 1 to 10 devices
• Buffer Memory: 8Mbit (1MB)
• Standard Socket Adapter: R49512B, 32-pin DIP type
• Programming Methods: Intel, Intel Quick, Fujitsu, AMD, and T.I. Snap algorithms; high-speed support for megabit EPROMs
• Data Modes: Master mode, Buffer RAM mode
• Address Modes: 8-bit ROM (normal, 16-bit split, 32-bit split); 16-bit ROM (normal with data exchange, 32-bit split with data exchange, page split capable)

– Key Features

• Blank check, program, erase, read check, and copy functions
• Continuous operation modes: B.P.R., E.B.P.R. (EEPROM), and P.R.
• Intelligent Identifier Mode with automatic ROM device setting (ID AUTO) and device verification (ID CHECK)
• ROM device selection via manufacturer and device key scrolling
• Dual-value determination (VOH/VOL) for master device copying with error prevention
• Data edit capabilities: block editing, complementing, moving, data conversion (16-bit to 8-bit)
• Parity check and checksum validation for interface reliability

– Interfaces

• RS-232C and parallel interfaces for data entry and external system connectivity

– Typical Applications

High-volume EPROM/EEPROM programming in production facilities, firmware development, and microcomputer system integration requiring multi-device simultaneous programming with advanced data verification.