DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 215

• 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: -

• P51/TxD0
• P50/SCK0
TE
P51DDR
Pin function
CKE1
C/A
CKE0
P50DDR
Pin function
The pin function is switched as shown below according to the combination of the TE bit in
SCR of the SCI_0 and the P51DDR bit.
The pin function is switched as shown below according to the combination of the C/A bit in
SMR of the SCI_0, the CKE0 and CKE1 bits in SCR, and the P50DDR bit.
P50 input pin
P51 input pin
0
0
0
P50 output pin
0
0
1
P51 output pin
0
SCK0 output
1
pin
⎯
1
Rev.2.00 May. 28, 2009 Page 175 of 732
SCK0 output
pin
⎯
⎯
1
TxD0 output pin
⎯
1
REJ09B0059-0200
SCK0 input pin
⎯
⎯
⎯
1