DF2372RVFQ34V Renesas Electronics America, DF2372RVFQ34V Datasheet - Page 322

• Manufacturer Part Number: DF2372RVFQ34V
• Description: IC H8S/2372 MCU FLASH 144LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2372RVFQ34V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 34MHz
• Connectivity: I²C, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 96
• Program Memory Size: 256KB (256K 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: External
• 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)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 6 Bus Controller (BSC)
Rev.7.00 Mar. 18, 2009 page 254 of 1136
REJ09B0109-0700
UCAS, LCAS
UCAS, LCAS
Address bus
Address bus
(Consecutive Reads in Different Areas) (IDLC = 0, RAST = 0, CAST = 0)
Data bus
Data bus
HWR
Figure 6.70 Example of Idle Cycle Operation in RAS Down Mode
Figure 6.71 Example of Idle Cycle Operation in RAS Down Mode
RAS
RAS
RD
RD
φ
φ
(Write after Read) (IDLC = 0, RAST = 0, CAST = 0)
T
T
p
p
DRAM space read
DRAM space read
T
T
r
r
T
T
c1
c1
T
T
c2
c2
T
T
1
1
External read
External read
T
T
2
2
T
T
3
3
Idle cycle
Idle cycle
DRAM space write
T
DRAM space read
T
i
i
T
T
c1
c1
T
T
c2
c2