D12674RVFQ33D Renesas Electronics America, D12674RVFQ33D Datasheet - Page 297

• Manufacturer Part Number: D12674RVFQ33D
• Description: MCU 3V 0K I-TEMP 144-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2600r

Specifications of D12674RVFQ33D

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 33MHz
• Connectivity: IrDA, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 103
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 12x10b; D/A 4x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: HD6412674RVFQ33D; HD6412674RVFQ33D

Table 6.11 shows whether there is an idle cycle insertion or not in the case of mixed accesses to
normal space and DRAM space/continuous synchronous DRAM space.
Figure 6.80 Example of Idle Cycle Operation after Continuous Synchronous DRAM Space
Precharge-sel
DQMU, DQML
Address bus
HWR, LWR
Data bus
CKE
CAS
RAS
WE
RD
Write Access (IDLC = 0, ICIS1 = 0, SDWCD = 1, CAS Latency 2)
PALL ACTV
Column
address
T
Continuous synchronous
DRAM space write
p
address
address
Row
Row
T
r
NOP WRIT
T
c1
address
Column
T
c2
Idle cycle
T
i
External space read
External address
External address
T
Rev. 3.00 Mar 17, 2006 page 245 of 926
1
High
NOP
T
2
Section 6 Bus Controller (BSC)
T
3
READ
Continuous synchronous
DRAM space read
T
Column address 2
c1
REJ09B0283-0300
T
Cl
NOP
T
c2