D12321VF25V Renesas Electronics America, D12321VF25V Datasheet - Page 176

• Manufacturer Part Number: D12321VF25V
• Description: IC H8S/2300 MCU ROMLESS 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12321VF25V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 86
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 6 Bus Controller
• Idle cycle insertion
• Write buffer functions
• Bus arbitration function
• Other features
Note: * The DRAM interface, DMAC, and refresh counter are not supported in the H8S/2321.
Rev.6.00 Sep. 27, 2007 Page 144 of 1268
REJ09B0220-0600
⎯ An idle cycle can be inserted in case of an external read cycle between different areas
⎯ An idle cycle can be inserted when an external read cycle is immediately followed by an
⎯ External write cycle and internal access can be executed in parallel
⎯ DMAC * single address mode and internal access can be executed in parallel
⎯ Includes a bus arbiter that arbitrates bus mastership among the CPU, DMAC, and DTC
⎯ Refresh counter (refresh timer) * can be used as an interval timer
⎯ External bus release function
external write cycle