DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 404

• 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: -

Figure 10.1 shows a block diagram of the POE.
Rev. 5.00 Mar. 06, 2009 Page 384 of 770
REJ09B0243-0500
TIOC3D
TIOC4C
TIOC4D
TIOC3B
TIOC4A
TIOC4B
POE3
POE1
POE0
POE8
[Legend]
ICSR1:
ICSR3:
OCSR1:
POECR1:
POECR2:
SPOER:
Note: * This pin is supported only by the SH7125.
*
Input level control/status register 1
Input level control/status register 3
Output level control/status register 1
Port output enable control register 1
Port output enable control register 2
Software port output enable register
Input level detection circuit
Input level detection circuit
Output level comparison circuit
Output level comparison circuit
Output level comparison circuit
detection circuit
detection circuit
sampling circuit
sampling circuit
Falling edge
Falling edge
Low level
Low level
Figure 10.1 Block Diagram of POE
Frequency
divider
Pφ
Pφ/8
Pφ/16
Pφ/128
POECR1,
POECR2
SPOER
High-impedance
request signal for MTU2
high-current pins
High-impedance
request signal for MTU2
channel 0 pins
Interrupt
request signal