DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 181
![MCU 5V 512K 100-TQFP](/photos/28/61/286123/100-tqfp__100-vqfp_sml.jpg)
DF3052BX25V
Manufacturer Part Number
DF3052BX25V
Description
MCU 5V 512K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Specifications of DF3052BX25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
70
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF3052BX25V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Bit 3—Address Multiplex Mode Select (M9/M8
The setting of this bit is valid when PSRAME = 0 and DRAME = 1. This bit is write-disabled
when the PSRAME or DRAME bit is set to 1.
Bit 2—Refresh Pin Enable (RFSHE): Enables or disables refresh signal output from the RFSH
pin. This bit is write-disabled when the PSRAME or DRAME bit is set to 1.
Bit 1—Reserved: Read-only bit, always read as 1.
Bit 0—Refresh Cycle Enable (RCYCE): Enables or disables insertion of refresh cycles.
The setting of this bit is valid when PSRAME = 1 or DRAME = 1. When PSRAME = 0 and
DRAME = 0, refresh cycles are not inserted regardless of the setting of this bit.
Bit 3: M9/M8
0
1
Bit 2: RFSHE
0
1
Bit 0: RCYCE
0
1
M8
M8
M8
Description
8-bit column address mode
9-bit column address mode
Description
Refresh signal output at the RFSH pin is disabled (the RFSH pin can be used
as a generic input/output port)
Refresh signal output at the RFSH pin is enabled
Description
Refresh cycles are disabled
Refresh cycles are enabled for area 3
M8
M8
M8): Selects 8-bit or 9-bit column addressing.
Rev. 3.00 Mar 21, 2006 page 151 of 814
Section 7 Refresh Controller
REJ09B0302-0300
(Initial value)
(Initial value)
(Initial value)
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