DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 681

• Manufacturer Part Number: DF71251AD50FPV
• Description: MCU RISC FLASH 32K 8K 64LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Tinyr

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: -

Table 17.17 (2) Usable Area for Erasure in User Program Mode
Erasing
proce-
dure
Item
Selecting on-chip program to be
downloaded
Writing H'A5 to key register
Writing 1 to SCO in FCCS
(download)
Key register clearing
Deciding download result
Download error processing
Setting initialization parameters
Initialization
Deciding initialization result
Initialization error processing
Interrupt processing routine
Writing H'5A to key register
Setting erasure parameters
Erasure
Deciding erasure result
Erasing error processing
Key register clearing
On-Chip
RAM
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
Storable/Executable Area
User
MAT
√
√
X
√
√
√
√
X
√
√
X
√
X
X
X
X
X
Rev. 5.00 Mar. 06, 2009 Page 661 of 770
User
MAT
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
Selected MAT
REJ09B0243-0500
Embedded
Program
Storage
MAT
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