R5F61668RN50FPV Renesas Electronics America, R5F61668RN50FPV Datasheet - Page 393

• Manufacturer Part Number: R5F61668RN50FPV
• Description: IC H8SX/1668 MCU FLASH 144LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61668RN50FPV

• Core Processor: H8SX
• Core Size: 16/32-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 92
• Program Memory Size: 1MB (1M x 8)
• Program Memory Type: FLASH
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• For Use With: R0K561668S000BE - KIT STARTER FOR H8SX/1668R0K561664S001BE - KIT STARTER FOR H8SX/1651HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

9.12.2
Table 9.31 shows the pin states in an idle cycle.
Table 9.31 Pin States in Idle Cycle
Notes: 1. Low when accessing the SDRAM in full access cycle
Pins
A23 to A0
D15 to D0
CSn (n = 7 to 0)
LUCAS, LLCAS
DQMLU, DQMLL
AS
RD
BS
RD/WR
AH
LHWR, LLWR
LUB, LLB
CKE
OE
RAS
CAS
WE
DACKn (n = 3 to 0)
EDACKn (n = 3 to 0)
2. Low when reading the SDRAM in full access cycle
3. Low when accessing or writing to the DRAM/SDRAM in full access cycle
4. The pin state varies depending on the DRAM space access/ area access other than the
Pin States in Idle Cycle
DRAM space, or RAS up mode/RAS down mode. For details, see figures 9.98 and
9.100.
Pin State
High impedance
High*
High
High*
High
High
High
High*
low
High
High
High
High
High/Low*
High
High
High
High
Contents of following bus cycle
1
2
3
4
Rev. 2.00 Sep. 24, 2008 Page 359 of 1468
Section 9 Bus Controller (BSC)
REJ09B0412-0200