DF2378RVFQ34V Renesas Electronics America, DF2378RVFQ34V Datasheet - Page 335

• Manufacturer Part Number: DF2378RVFQ34V
• Description: IC H8S MCU FLASH 512K 144LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2378RVFQ34V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 34MHz
• Connectivity: I²C, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 97
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b; D/A 6x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• For Use With: YLCDRSK2378 - KIT DEV EVAL H8S/2378 LCDYR0K42378FC000BA - KIT EVAL FOR H8S/2378HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)EDK2378 - DEV EVAL KIT FOR H8S/2378
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

4.3
The on-chip supporting modules are accessed in two states. The data bus is either 8 bits or 16 bits
wide, depending on the particular on-chip register being accessed. Figure 4.3 shows the access
timing for the on-chip supporting modules. Figure 4.4 shows the pin states.
Internal address bus
Read
access
Write
access
On-Chip Supporting Module Access Timing
Internal read signal
Internal data bus
Internal write signal
Internal data bus
Figure 4.3 On-Chip Supporting Module Access Timing
T1
Rev. 4.00 Feb 24, 2006 page 319 of 322
Bus cycle
Address
Write data
Read data
T2
Section 4 Basic Timing
REJ09B0139-0400