DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 416

• Manufacturer Part Number: DF3052BX25V
• Description: MCU 5V 512K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3052BX25V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 10 16-Bit Integrated Timer Unit (ITU)
Contention between TCNT Write and Overflow or Underflow: If an overflow occurs in the T
state of a TCNT write cycle, writing takes priority and the counter is not incremented. OVF is set
to 1.The same holds for underflow. See figure 10.65.
Rev. 3.00 Mar 21, 2006 page 386 of 814
REJ09B0302-0300
Address bus
Internal write signal
TCNT input clock
Overflow signal
TCNT
OVF
Figure 10.65 Contention between TCNT Write and Overflow
T
1
TCNT write cycle
H'FFFF
TCNT address
TCNT write data
T
2
T
3
M
3