PSD835G2 - STMicroelectronics

PSD835G2 4 Mbit + 256 Kbit dual Flash memories and 64 Kbit SRAM

PSD835G2 Flash PSD, 5 V supply, for 8-bit MCUs 4 Mbit + 256 Kbit dual Flash memories and 64 Kbit SRAM Features ■ Flash in-system programmable (ISP) peripheral for 8-bit MCUs ■ Dual bank flash memories – 4 Mbits of primary Flash memory (8 uniform sectors, 64 Kbytes) – 256 Kbits of secondary Flash memory with 4 sectors – Concurrent operation: READ from one me.

Features

■ Flash in-system programmable (ISP) peripheral for 8-bit MCUs
■ Dual bank flash memories
  – 4 Mbits of primary Flash memory (8 uniform sectors, 64 Kbytes)
  – 256 Kbits of secondary Flash memory with 4 sectors
  – Concurrent operation: READ from one memory while erasing and writing the other
■ 64 Kbit of SRAM
■ 52 reconfigurable I/O ports
■ Enhanced JTAG serial port
■ PLD with macrocells
  – Over 3000 gates of PLD: CPLD and DPLD
  – CPLD with 16 output macrocells (OMCs) and 24 Rev 5 macrocells (IMCs)
  – DPLD - user defined internal chip select decoding
■ 52 individually configurable I/O port pins They .