DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 687

• 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: -

19.2
Table 19.2 lists the pins used for the power-down modes.
Table 19.2 Pin Configuration
19.3
There are following registers used for the power-down modes. For details on the addresses of
these registers and the states of these registers in each processing state, see section 20, List of
Registers.
Table 19.3 Register Configuration
Pin Name
Power-on reset
Manual reset
Register Name
Standby control register 1
Standby control register 2
Standby control register 3
Standby control register 4
Standby control register 5
Standby control register 6
RAM control register
Input/Output Pins
Register Descriptions
Abbr.
RES
MRES
I/O
Input
Input
Abbrevia-
tion
STBCR1
STBCR2
STBCR3
STBCR4
STBCR5
STBCR6
RAMCR
Description
Power-on reset input signal. Power-on reset by low
level.
Manual reset input signal. Manual reset by low level.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial Value
H'FF
H'FF
H'03
H'10
H'00
H'38
H'00
Rev. 5.00 Mar. 06, 2009 Page 667 of 770
H'FFFFE802
H'FFFFE804
H'FFFFE806
H'FFFFE808
H'FFFFE80A
H'FFFFE80C
H'FFFFE880
Address
REJ09B0243-0500
Access Size
8
8
8
8
8
8
8