HD6417751RF240V Renesas Electronics America, HD6417751RF240V Datasheet - Page 452

• Manufacturer Part Number: HD6417751RF240V
• Description: MPU 1.5/3.3V 0K PB-FREE 256-QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417751RF240V

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 240MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 39
• Program Memory Type: ROMless
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-QFP Exposed Pad, 256-eQFP, 256-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

13. Bus State Controller (BSC)
Bit 15—High Impedance Control (HIZMEM): Specifies the state of address and other signals
(A[25:0], BS, CSn, RD/WR, CE2A, CE2B) in standby mode.
Bit 15: HIZMEM
0
1
Bit 14—High Impedance Control (HIZCNT): Specifies the state of the RAS and CAS signals in
standby mode and when the bus is released.
Bit 14: HIZCNT
0
1
Rev.4.00 Oct. 10, 2008 Page 352 of 1122
REJ09B0370-0400
Description
The A[25:0], BS, CSn, RD/WR, CE2A, and CE2B signals go to high-
impedance (Hi-Z) in standby mode and when the bus is released
The A[25:0], BS, CSn, RD/WR, CE2A, and CE2B signals drive in standby
mode
Description
The RAS, WEn, CASn/DQMn, and RD/CASS/FRAME signals go to high-
impedance (Hi-Z) in standby mode and when the bus is released
The RAS, WEn, CASn/DQMn, and RD/CASS/FRAME signals drive in
standby mode and when the bus is released
(Initial value)
(Initial value)