R5F61668RD50FPV Renesas Electronics America, R5F61668RD50FPV Datasheet - Page 351
![no-image](/images/manufacturer_photos/0/5/560/renesas_electronics_america_sml.jpg)
R5F61668RD50FPV
Manufacturer Part Number
R5F61668RD50FPV
Description
MCU 3V 1024K I-TEMP 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.R5F61668RN50FPV.pdf
(1506 pages)
Specifications of R5F61668RD50FPV
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
Eeprom Size
-
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
-40°C ~ 85°C
Package / Case
144-LQFP
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F61668RD50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 351 of 1506
- Download datasheet (9Mb)
9.11.9
When the SDRAM space is read, the read data settling cycle can be inserted for one cycle using
the clock suspend mode. To enter the clock suspend mode, set the CKSPE bit in SDCR and the
OEE bit in DRAMCR to 1and enable the CKE pin.
Figure 9.67 shows a read timing example when CKSPE = 1.
Precharge-sel
Address bus
Controlling Clock Suspend Insertion
D15 to D8
SDRAMφ
Figure 9.67 Read Timing Example when CKSPE = 1 (CAS Latency = 2)
D7 to D0
DQMLU
DQMLL
RD/WR
RAS
CAS
CKE
WE
CS
BS
PALL
T
Row address
p
address
ACTV
Row
T
r
READ
T
c1
Column address 1
T
cl
NOP
T
sp
T
c2
Rev. 2.00 Sep. 24, 2008 Page 317 of 1468
READ
T
c1
Column address 2
Section 9 Bus Controller (BSC)
T
cl
T
NOP
sp
REJ09B0412-0200
T
c2
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