DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 22
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
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF71251AD50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Table 1.1
Rev. 5.00 Mar. 06, 2009 Page 2 of 770
REJ09B0243-0500
Items
CPU
Operating modes
User break controller
(UBC)*
On-chip ROM
On-chip RAM
Features
Specification
•
•
•
•
•
•
•
Note:
•
•
•
•
•
•
•
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Central processing unit with an internal 32-bit RISC (Reduced Instruction
Set Computer) architecture
Instruction length: 16-bit fixed length for improved code efficiency
Load-store architecture (basic operations are executed between
registers)
Sixteen 32-bit general registers
Five-stage pipeline
On-chip multiplier: Multiplication operations (32 bits × 32 bits → 64 bits)
executed in two to five cycles
C language-oriented 62 basic instructions
Operating modes
⎯ Single chip mode
Operating states
⎯ Program execution state
⎯ Exception handling state
Power-down modes
⎯ Sleep mode
⎯ Software standby mode
⎯ Module standby mode
Addresses, data values, type of access, and data size can all be set as
break conditions
Supports a sequential break function
Two break channels
128 kbytes (SH71253, SH71243)
64 kbytes (SH71252, SH71242)
32 kbytes (SH71251A, SH71241A)
16 kbytes (SH71250A, SH71240A)
8 kbytes (SH71253, SH71243, SH71252, SH71242, SH71251A,
SH71241A)
4 kbytes (SH71250A, SH71240A)
Some specifications on slot illegal instruction exception handling in
this LSI differ from those of the conventional SH-2. For details, see
section 5.8.4, Notes on Slot Illegal Instruction Exception Handling.
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