DF3026X25V Renesas Electronics America, DF3026X25V Datasheet - Page 97
![MCU 3V 256K PB-FREE 100-TQFP](/photos/28/61/286123/100-tqfp__100-vqfp_sml.jpg)
DF3026X25V
Manufacturer Part Number
DF3026X25V
Description
MCU 3V 256K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Specifications of DF3026X25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
PWM, WDT
Number Of I /o
70
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 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:
DF3026X25V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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3.1
3.1.1
The H8/3024 Group has seven operating modes (modes 1 to 7) that are selected by the mode pins
(MD
space and the initial bus mode.
Table 3.1
Notes: 1. In modes 1 to 5, an 8-bit or 16-bit data bus can be selected on a per-area basis by
For the address space size there are three choices: 64 kbytes, 1 Mbyte, or 16 Mbyte. The external
data bus is either 8 or 16 bits wide depending on ABWCR settings. 8-bit bus mode is used only if
8-bit access is selected for all areas. For details see section 6, Bus Controller.
Modes 1 to 4 are externally expanded modes that enable access to external memory and peripheral
devices and disable access to the on-chip ROM. Modes 1 and 2 support a maximum address space
of 1 Mbyte. Modes 3 and 4 support a maximum address space of 16 Mbytes.
Operating
Mode
—
Mode 1
Mode 2
Mode 3
Mode 4
Mode 5
Mode 6
Mode 7
2
to MD
2. If the RAME bit in SYSCR is cleared to 0, these addresses become external addresses.
Overview
Operating Mode Selection
settings made in the area bus width control register (ABWCR). For details see
section 6, Bus Controller.
0
MD
0
0
0
0
1
1
1
1
Operating Mode Selection
) as indicated in table 3.1. The input at these pins determines the size of the address
2
Mode Pins
MD
0
0
1
1
0
0
1
1
Section 3 MCU Operating Modes
1
MD
0
1
0
1
0
1
0
1
0
Address Space
Setting prohibited
Expanded mode
Expanded mode
Expanded mode
Expanded mode
Expanded mode
Single-chip normal mode
Single-chip advanced mode —
Rev. 2.00 Sep 20, 2005 page 57 of 800
Description
Initial Bus
Mode *
Setting
prohibited
8 bits
16 bits
8 bits
16 bits
8 bits
—
Section 3 MCU Operating Modes
1
On-Chip
ROM
Setting
prohibited
Disabled
Disabled
Disabled
Disabled
Enabled
Enabled
Enabled
REJ09B0260-0200
On-Chip
RAM
Setting
prohibited
Enabled *
Enabled *
Enabled *
Enabled *
Enabled *
Enabled
Enabled
2
2
2
2
2
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