DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 590

• Manufacturer Part Number: DF2437FV
• Description: IC H8S/2437 MCU FLASH 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of DF2437FV

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

• Programming/erasing protection
• Programmer mode
Rev.2.00 May. 28, 2009 Page 550 of 732
REJ09B0059-0200
Sets protection against flash memory programming/erasing via hardware, software, or error
protection.
This mode uses the PROM programmer. The user MAT and user boot MAT can be
programmed.
FWE pin
Mode pin
[Legend]
FCCS:
FPCS:
FECS:
FKEY:
FMATS: Flash MAT select register
FTDAR: Flash transfer destination address register
Note:
To read from or write to the registers, the FLSHE bit in the system control
register (SYSCR) must be set to 1.
Figure 20.1 Block Diagram of Flash Memory
Flash code control/status register
Flash program code select register
Flash erase code select register
Flash key code register
FMATS
FTDAR
FCCS
FPCS
FECS
FKEY
Operating
mode
Internal data bus (16 bits)
Control unit
Internal address bus
Flash memory
User MAT: 256 kbytes
User boot MAT: 8 kbytes
Memory MAT unit