DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 603
DF71251AD50FPV
Manufacturer Part Number
DF71251AD50FPV
Description
MCU RISC FLASH 32K 8K 64LQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH Tinyr
Datasheet
1.DF71243N50FPV.pdf
(794 pages)
Specifications of DF71251AD50FPV
Core Processor
SH-2
Core Size
32-Bit
Speed
50MHz
Connectivity
SCI
Peripherals
POR, PWM, WDT
Number Of I /o
37
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF71251AD50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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17.2.3
The comparison table of programming and erasing related items about boot mode and user
program mode is shown in table 17.2.
Table 17.2 Comparison of Programming Modes
Notes: 1. All-erasure is performed. After that, the specified block can be erased.
• The user MAT is all erased in boot mode. Then, the user MAT can be programmed by means
Programming/erasing
environment
Programming/
erasing enable MAT
Programming/
erasing control
All erasure
Block division erasure
Program data transfer
User branch function
Reset initiation MAT
Transition to user mode Mode setting change and
of the command method. However, the contents of the MAT cannot be read until this state.
2. Cannot be used in 32-kbyte on-chip flash memory version.
Mode Comparison
On-Board Programming
Boot Mode
User MAT
Command method
Possible (Automatic)
Possible*
From host via SCI
Not possible
Embedded program
storage MAT
reset
1
User Program Mode*
User MAT
Programming/erasing
interface
Possible
Possible
From optional device
via RAM
Possible
User MAT
FWE setting change
Rev. 5.00 Mar. 06, 2009 Page 583 of 770
2
Off-Board
Programming
User MAT
⎯
Possible (Automatic)
Impossible
Via programmer
Impossible
Embedded program
storage MAT
⎯
REJ09B0243-0500
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