HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 216

• Manufacturer Part Number: HD64F3048VTF8
• Description: IC H8 MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3048VTF8

• 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): 2.7 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: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F3048VX8

Section 7 Refresh Controller
Contention between RTCNT Write and Counter Clear: If a counter clear signal occurs in the
T
performed. See figure 7.20.
Rev. 7.00 Sep 21, 2005 page 190 of 878
REJ09B0259-0700
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state of an RTCNT write cycle, clearing of the counter takes priority and the write is not
Address bus
Internal
write signal
Counter
clear signal
RTCNT
Figure 7.20 Contention between RTCNT Write and Clear
RTCNT write cycle by CPU
T
1
RTCNT address
N
T
2
T
3
H'00