HD64F3644HV Renesas Electronics America, HD64F3644HV Datasheet - Page 289

• Manufacturer Part Number: HD64F3644HV
• Description: IC H8/3644 MCU FLASH 32K 64QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Lr

Specifications of HD64F3644HV

• Core Processor: H8/300L
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI
• Peripherals: PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-QFP
• Package: 64PQFP
• Family Name: H8
• Maximum Speed: 8 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 45
• Interface Type: SCI
• On-chip Adc: 8-chx8-bit
• Number Of Timers: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

3. Contention between OCR write and compare match
If a compare match is generated in the T
OCRB, the write to OCRA or OCRB takes precedence and the compare match signal is
inhibited. Figure 9.34 shows the timing.
Address
Internal write
signal
FRC
OCR
Compare match
signal
Figure 9.34 Contention between OCR Write and Compare Match
OCR lower byte write cycle
T
1
3
N
N
state of a write cycle to the lower byte of OCRA or
OCR address
T
2
Rev. 6.00 Sep 12, 2006 page 267 of 526
T
3
N + 1
Write data
M
Inhibited
REJ09B0326-0600
Section 9 Timers