HD6417750RF240DV Renesas Electronics America, HD6417750RF240DV Datasheet - Page 566

• Manufacturer Part Number: HD6417750RF240DV
• Description: MPU 3V 16K I-TEMP,PB-FREE 208-QF
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417750RF240DV

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 240MHz
• 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): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 13 Bus State Controller (BSC)
Rev.7.00 Oct. 10, 2008 Page 480 of 1074
REJ09B0366-0700
Note: In the case of SA-DMA only, the (Tnop) cycle is inserted, and the DACKn signal is output as
CKIO
Bank
Precharge-sel
Address
CSn
RD/WR
RAS
CASS
DQMn
D63–D0
(read)
BS
CKE
DACKn
(SA: IO → memory)
shown by the solid line. In a normal write, the (Tnop) cycle is omitted and the DACKn signal
is output as shown by the dotted line. DACKn shows an example where DMAC, CHCRn,
and AL (acknowledge level) are 0.
Figure 13.36 Burst Write Timing (Same Row Address)
Tncp
Tnop
Tc1
Single-address DMA
Normal write
c1
Row
H/L
c1
Tc2
c2
Tc3
c3
Tc4
c4
Trwl
Trwl