D12674RVFQ33D Renesas Electronics America, D12674RVFQ33D Datasheet - Page 290

• 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

Section 6 Bus Controller (BSC)
and 6.74. In write access, DQMU and DQML are not in accordance with the settings of the IDLC
bit. The timing in this case is illustrated in figure 6.75.
Rev. 3.00 Mar 17, 2006 page 238 of 926
REJ09B0283-0300
Precharge-sel
DQMU, DQML
Address bus
HWR, LWR
Data bus
CKE
CAS
RAS
WE
RD
Figure 6.73 Example of Idle Cycle Operation in RAS Down Mode
PALL ACTV READ
address
Column
(Read in Different Area) (IDLC = 0, CAS Latency 2)
T
Continuous synchronous
DRAM space read
p
address
address
Row
Row
T
r
T
Column address 1
c1
T
cl
High
High
T
c2
External space read
T
External address
External address
1
NOP
T
2
T
3
Idle cycle
T
Continuous synchronous
DRAM space read
i
Column address 2
READ
T
c1
T
Cl
NOP
T
c2