HD6417750RF200DV Renesas Electronics America, HD6417750RF200DV Datasheet - Page 571

• Manufacturer Part Number: HD6417750RF200DV
• Description: MPU 1.5/3.3V 0K I-TEMP PB-FREE 2
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417750RF200DV

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 28
• Program Memory Type: ROMless
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.35 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-QFP Exposed Pad, 208-eQFP, 208-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

H'00000000
RTCSR.CKS2–0
External bus
Refresh
request
RTCOR-1
When both areas 2 and 3 are set to the synchronous DRAM, auto-refreshing of area 2 is
performed subsequent to area 3.
RTCNT value
Refresh request cleared
by start of refresh cycle
= 000
Figure 13.39 Auto-Refresh Operation
≠ 000
RTCNT cleared to 0 when
RTCNT = RTCOR
Rev.7.00 Oct. 10, 2008 Page 485 of 1074
Section 13 Bus State Controller (BSC)
Auto-refresh cycle
REJ09B0366-0700
Time