DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 636

• 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: -

Section 18 ROM
Rev. 3.00 Mar 21, 2006 page 606 of 814
REJ09B0302-0300
Notes: 1. In transition to the boot mode and transition from the boot mode to another mode, mode switching via RES
V
FWE
MD
RES
SWE1 (2) bit
CC
2
to MD
Flash memory access disabled time
(x: Wait time after SWE1 (2) setting)
Flash memory reprogammable period
(Flash memory program execution and data read, other than verify, are disabled.)
2. When making a transition from the boot mode to another mode, the mode programming setup time t
3. See 21.2.5 Flash Memory Characteristics.
0
input is necessary.
During this switching period (period during which a low level is input to the RES pin),the state of the address
dual port and bus control output signals (AS, RD, WR) changes.
Therefore, do not use these pins as output signals during this switching period.
to the RES clear timing is necessary.
Mode switching
t
(Example: Boot mode
OSC1
SWE1 (2) set
t
MDS
t
MDS
Wait
time: x
*1
Figure 18.20 Mode Transition Timing
Boot mode
Programming
and erase
possible
*3
SWE1 (2) clear
Min 0 s
Mode
switching
t
RESW
t
MDS
User mode
*2
*1
t
User
mode
H
Wait
time: x
Programming
and
erase
possible
User program mode
User program mode)
Wait
time: x
Programming
and erase
possible
User
mode
Wait
time: x
User
program
mode
Programming
and erase
possible
MDS
relative