HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 557
HD64F7051SFJ20V
Manufacturer Part Number
HD64F7051SFJ20V
Description
MCU 5V 256K J-TEMP PB-FREE QFP-1
Manufacturer
Renesas Electronics America
Series
SuperH® SH7050r
Datasheet
1.HD64F7050SFJ20V.pdf
(843 pages)
Specifications of HD64F7051SFJ20V
Core Processor
SH-2
Core Size
32-Bit
Speed
20MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, WDT
Number Of I /o
102
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
10K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
168-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS
Quantity:
101
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
- Current page: 557 of 843
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18.1
The SH7050 has 128 kbytes of on-chip flash memory. The features of the flash memory are
summarized below.
Four flash memory operating modes
Programming/erase methods
The flash memory is programmed 32 bytes at a time. Block erase (in single-block units) can be
performed. Erasing the entire memory requires erasure of each block in turn. Block erasing can
be performed as required on 1 kB, 28 kB, and 32 kB blocks.
Programming/erase times
The flash memory programming time is 10 ms (typ.) for simultaneous 32-byte programming,
equivalent to 300 µs (typ.) per byte, and the erase time is 100 ms (typ.).
Reprogramming capability
The flash memory can be reprogrammed up to 100 times.
On-board programming modes
There are two modes in which flash memory can be programmed/erased/verified on-board:
Automatic bit rate adjustment
With data transfer in boot mode, the SH7050’s bit rate can be automatically adjusted to match
the transfer bit rate of the host.
Flash memory emulation in RAM
flash memory programming can be emulated in real time by overlapping a part of RAM onto
flash memory.
Protect modes
There are two protect modes, hardware and software, which allow protected status to be
designated for flash memory program/erase/verify operations
Program mode
Erase mode
Program-verify mode
Erase-verify mode
Boot mode
User program mode
Features
Section 18 ROM (128 kB Version)
Rev. 5.00 Jan 06, 2006 page 535 of 818
Section 18 ROM (128 kB Version)
REJ09B0273-0500
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