HD64F3048BF25 Renesas Electronics America, HD64F3048BF25 Datasheet - Page 219

• Manufacturer Part Number: HD64F3048BF25
• Description: IC H8 MCU FLASH 128K 100QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3048BF25

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 8MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K 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-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Contention between RTCNT Write and Counter Clear
If a counter clear signal occurs in the T
takes priority and the write is not performed. See figure 7.20.
Address bus
Internal
write signal
Counter
clear signal
RTCNT
Figure 7.20 Contention between RTCNT Write and Clear
3
state of an RTCNT write cycle, clearing of the counter
RTCNT write cycle by CPU
T
1
RTCNT address
N
T
2
Rev. 3.00 Sep 27, 2006 page 191 of 872
T
3
Section 7 Refresh Controller
H'00
REJ09B0325-0300