HD6417750RF200DV Renesas Electronics America, HD6417750RF200DV Datasheet - Page 505
HD6417750RF200DV
Manufacturer Part Number
HD6417750RF200DV
Description
MPU 1.5/3.3V 0K I-TEMP PB-FREE 2
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417750RBP240DV.pdf
(1164 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417750RF200DV
Manufacturer:
FREESCALE
Quantity:
450
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13.2.13 Refresh Time Constant Register (RTCOR)
The refresh time constant register (RTCOR) is a readable/writable register that specifies the upper
limit of the RTCNT counter. The RTCOR register and RTCNT counter values (lower 8 bits) are
constantly compared, and when they match the CMF bit is set in the RTCSR register and the
RTCNT counter is cleared to 0. If the refresh bit (RFSH) has been set to 1 in the memory control
register (MCR) and CAS-before-RAS has been selected as the refresh mode, a memory refresh
cycle is generated when the CMF bit is set.
RTCOR is initialized to H'0000 by a power-on reset, but is not initialized, and retains its contents,
in a manual reset and in standby mode.
Initial value:
Initial value:
R/W:
R/W:
Bit:
Bit:
R/W
15
—
—
0
7
0
R/W
14
—
—
0
6
0
R/W
13
—
—
0
5
0
R/W
12
—
—
0
4
0
Rev.7.00 Oct. 10, 2008 Page 419 of 1074
Section 13 Bus State Controller (BSC)
R/W
11
—
—
0
3
0
R/W
10
—
—
0
2
0
REJ09B0366-0700
R/W
—
—
9
0
1
0
R/W
—
—
8
0
0
0
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