DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 417

• 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: -

Contention between Buffer Register Write and Input Capture:
If the input capture signal is generated in the T2 state of a buffer register write cycle, the buffer
operation takes priority and the write to the buffer register is not performed. Figure 12.53 shows
the timing in this case.
Figure 12.53 Contention between Buffer Register Write and Input Capture
φ
Address
Write signal
Input capture
signal
TCNT
TGR
Buffer
register
Buffer register write cycle
M
Buffer register
T
1
address
N
T
2
Rev.2.00 May. 28, 2009 Page 377 of 732
M
N
REJ09B0059-0200