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PSD835F3-20MI

Description
512K X 8 FLASH, 52 I/O, PIA-GENERAL PURPOSE, PQFP80
Categorysemiconductor    The embedded processor and controller   
File Size747KB,120 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Download Datasheet Parametric View All

PSD835F3-20MI Overview

512K X 8 FLASH, 52 I/O, PIA-GENERAL PURPOSE, PQFP80

PSD835F3-20MI Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals80
Maximum operating temperature85 Cel
Minimum operating temperature-40 Cel
Maximum supply/operating voltage3.6 V
Minimum supply/operating voltage3 V
Rated supply voltage3.3 V
Number of input and output buses52
Processing package descriptionPLASTIC, TQFP-80
stateDISCONTINUED
packaging shapeSQUARE
Package SizeFLATPACK, THIN PROFILE, FINE PITCH
surface mountYes
Terminal formGULL WING
Terminal spacing0.5000 mm
Terminal locationQUAD
Packaging MaterialsPLASTIC/EPOXY
Temperature levelINDUSTRIAL
Microprocessor typePIA-GENERAL PURPOSE
Number of ports7
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
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 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.
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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
5 V±10% single supply voltage
Standby current as low as 50 µA
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LQFP80 (U)
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In-system programming (ISP) with JTAG
– Built-in JTAG compliant serial port allows
full-chip in-system programmability
– Efficient manufacturing allow easy product
testing and programming
– Use low cost FlashLINK cable with PC
Memory speed
– 70 ns Flash memory and SRAM access
time for V
CC
= 4.5 to 5.5 V
– 90 ns Flash memory and SRAM access
time for V
CC
= 4.5 to 5.5 V
ECOPACK
®
package
February 2009
Rev 5
1/120
www.st.com
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