Download PSD835G2V Datasheet PDF
STMicroelectronics
PSD835G2V
PSD835G2V is Flash PSD manufactured by STMicroelectronics.
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 Kbyte) - 256 Kbits of secondary Flash memory with 4 sectors - Concurrent operation: READ from one memory while erasing and writing the other 64 Kbit of battery-backed 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 input macrocells (IMCs) - DPLD - user defined internal chip select decoding 52 individually configurable I/O port pins They can be used for the following functions: - MCU I/Os - PLD I/Os - Latched MCU address output - Special function I/Os. - I/O ports may be configured as open-drain outputs. In-system programming (ISP) with JTAG - Built-in JTAG pliant serial port allows full-chip In-System Programmability - Efficient manufacturing allow easy product testing and programming - Use low cost Flash LINK cable with PC - - - TQFP80 (U) - - - - - Page register - Internal page register that can be used to expand the microcontroller address space by a factor of 256 Programmable power management High endurance: - 100 000 Erase/WRITE cycles of Flash memory - 1,000 Erase/WRITE cycles of PLD - 15 year data retention 3 V to 3.6 V single supply voltage Standby current as low as 25 µA Memory speed - 90 ns Flash memory and SRAM access time for VCC = 3.0 V to 3.6 V - 120 ns Flash memory and SRAM access time for VCC = 3.0 V to 3.6 V ECOPACK® packages .. - - - - - - April 2007 Rev 2 1/118 .st. 1 Contents Contents 1 Description -...