HD64F3026X25 Renesas Electronics America, HD64F3026X25 Datasheet - Page 618

• Manufacturer Part Number: HD64F3026X25
• Description: MCU 3V 256K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3026X25

• 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: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 18 Flash Memory [H8/3024F-ZTAT Version]
Rev. 2.00 Sep 20, 2005 page 578 of 800
REJ09B0260-0200
Notes: 1. When entering boot mode or making a transition from boot mode to another mode, mode switching must be carried
V
FWE
MD
RES
SWE bit
CC
2
to MD
Period during which flash memory access is prohibited
(x: Wait time after setting SWE bit, y: Wait time after clearing SWE bit) *
Period during which flash memory can be programmed
(Execution of program in flash memory prohibited, and data reads other than verify operations prohibited)
2. When making a transition from boot mode to another mode, the mode programming setup time t
3.
0
out by means of RES input. The state of ports with multiplexed address functions and bus control output pins
(CSn, AS, RD, WR) will change during this switchover interval (the interval during which the RES pin input is low),
and therefore these pins should not be used as output signals during this time.
satisfied with respect to RES clearance timing.
See section 21.2.6, Flash Memory Characteristics.
(Example: Boot Mode
t
OSC1
SWE set
Mode
change *
t
MDS
t
MDS
Figure 18.18 Mode Transition Timing
1
Boot
mode
Mode
change *
t
RESW
SWE
cleared
Min 0 s
t
User Mode
MDS
*
2
1
User
mode
User program mode
3
User Program Mode)
User
mode
MDS
User program
mode
must be