HD6417727F100C Renesas Electronics America, HD6417727F100C Datasheet - Page 390

• Manufacturer Part Number: HD6417727F100C
• Description: IC SUPERH MPU ROMLESS 240QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417727F100C

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 100MHz
• Connectivity: FIFO, SCI, SIO, SmartCard, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 104
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.6 V ~ 2.05 V
• Data Converters: A/D 6x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 240-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

Section 12 Bus State Controller (BSC)
CKIO has higher drive capacity than CKIO2. CKIO is suitable for driving heavy load, while
CKIO2 offers higher resistance to EMI noise and reflection. However, as the degree of these
characteristics vary depending on applications, their usage is not specified.
Rev.6.00 Mar. 27, 2009 Page 332 of 1036
REJ09B0254-0600
Figure 12.11 Example of 64-Mbit Synchronous DRAM Connection (32-Bit Bus Width)
SH7727
CKIO, CKIO2
DQMUU
DQMUL
DQMLU
DQMLL
RD/WR
CKE
RAS
CAS
CSn
D31
D16
D15
A15
A14
A13
D0
A2
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64M
(
1M × 16-bit × 4-bank
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synchronous
A13
A12
A11
A0
CLK
CKE
CS
RAS
CAS
WE
DQ15
DQ0
DQMU
DQML
A13
A12
A11
A0
CLK
CKE
CS
RAS
CAS
WE
DQ15
DQ0
DQMU
DQML
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DRAM
)