M30803FGFP#U3 Renesas Electronics America, M30803FGFP#U3 Datasheet - Page 202

• Manufacturer Part Number: M30803FGFP#U3
• Description: MCU 3/5V 256K I-TEMP PB-FREE 100
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/80r

Specifications of M30803FGFP#U3

• Core Processor: M16C/80
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 20K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 10x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

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Figure 25.6 The bus timing during DRAM access (3)
1 .
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BCLK
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RAS
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CASH
BCLK
CASH
RAS
CASL
CASL
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1
Note : Only CASL is operating in 8-bit data bus width.
0
Note : Only CASL is operating in 8-bit data bus width.
p
0
, 2
0
2
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5
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"H"
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< CAS before RAS refresh cycle >
2
9
< Self refresh cycle >
25. DRAM Controller