DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 200
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
- Current page: 200 of 847
- Download datasheet (6Mb)
Section 7 Refresh Controller
Example 4: Connection to Multiple 4-Mbit DRAM Chips (16-Mbyte Mode): Figure 7.13
shows an example of interconnections to two 2CAS 4-Mbit DRAM chips, and the corresponding
address map. Up to four DRAM chips can be connected to area 3 by decoding upper address bits
A
Figure 7.14 shows a setup procedure to be followed by a program for this example. The DRAM in
this example has 9-bit row addresses and 9-bit column addresses. Both chips must be refreshed
simultaneously, so the RFSH pin must be used.
Rev. 3.00 Mar 21, 2006 page 170 of 814
REJ09B0302-0300
19
Figure 7.13 Interconnections and Address Map for Multiple 2CAS
and A
20
.
H8/3052BF
H'600000
H'67FFFF
H'680000
H'6FFFFF
H'700000
H'7FFFFF
D
A to A
15
9
RFSH
HWR
to D
LWR
CS
A
RD
19
1
3
0
DRAM area
DRAM area
Not used
No. 1
No. 2
a. Interconnections (example)
b. Address map
(Example)
Area 3 (16-Mbyte mode)
2 CAS 4-Mbit DRAM with 9-bit
row address, 9-bit column
address, and
A to A
RAS
UCAS
LCAS
WE
OE
I/O
A to A
RAS
UCAS
LCAS
WE
OE
I/O
8
8
15
15
CAS 4-Mbit DRAM Chips
CAS
CAS
to I/O
to I/O
0
0
0
0
16-bit organization
No. 1
No. 2
Related parts for DF3052BX25V
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
CONN HEADER 20POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 24POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 44POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN RCPT 44POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN PLUG 20POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 60POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN RECEPT 60POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 34POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 30POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 40POS 0.4MM SMD GOLD
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet: