D12674RVFQ33D Renesas Electronics America, D12674RVFQ33D Datasheet - Page 254
D12674RVFQ33D
Manufacturer Part Number
D12674RVFQ33D
Description
MCU 3V 0K I-TEMP 144-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Datasheet
1.D12674RVFQ33V.pdf
(981 pages)
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
HD6412674RVFQ33D
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
D12674RVFQ33DV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 6 Bus Controller (BSC)
6.7.5
When the DCTL pin is fixed to 1, synchronous clock (SDRAM ) is output from the CS5 pin.
When the frequency multiplication factor of the PLL circuit of this LSI is set to 1 or 2,
SDRAM is 90° phase shift from . Therefore, a stable margin is ensured for the synchronous
DRAM that operates at the rising edge of clocks. Figure 6.43 shows the relationship between
and SDRAM . When the frequency multiplication factor of the PLL circuit is 4, the phase of
SDRAM and that of are the same.
When the CLK pin of the synchronous DRAM is directly connected to SDRAM of this LSI, it is
recommended to set the frequency multiplication factor of the PLL circuit to 1 or 2.
Note: SDRAM output timing is shown when the frequency multiplication factor of the PLL
6.7.6
The four states of the basic timing consist of one T
output cycle) state, and the T
When areas 2 to 5 are set for the continuous synchronous DRAM space, settings of the WAITE bit
of BCR, RAST, CAST, RCDM bits of DRAMCR, and the CBRM bit of REFCR are ignored.
Figure 6.44 shows the basic timing for synchronous DRAM.
Rev. 3.00 Mar 17, 2006 page 202 of 926
REJ09B0283-0300
Figure 6.43 Relationship between and SDRAM (when PLL frequency multiplication
circuit is 1 or 2.
Synchronous DRAM Clock
Basic Operation Timing
SDRAMø
c1
and two T
factor is 1 or 2)
c2
(column address output cycle) states.
T cyc
p
(precharge cycle) state, one T
1/4 T cyc (90˚)
r
(row address
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