DF2238RTF6 Renesas Electronics America, DF2238RTF6 Datasheet - Page 611

• Manufacturer Part Number: DF2238RTF6
• Description: MCU 2.2/3V 256K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2238RTF6

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 6MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 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: -
• Other names: HD64F2238RTF6; HD64F2238RTF6

Figure 15.1 shows a block diagram of the SCI (except SCI_0 of the H8S/2239 Group), and figure
15.2 shows that of the SCI_0 of the H8S/2239 Group.
RxD
TxD
SCK
Legend:
RSR:
RDR:
TSR:
TDR:
SMR:
SCR:
SSR:
SCMR:
BRR:
Receive shift register
Receive data register
Transmit shift register
Transmit data register
Serial mode register
Serial control register
Serial status register
Smart card mode register
Bit rate register
RDR
RSR
Figure 15.1 Block Diagram of SCI
Parity generation
Parity check
TDR
TSR
Module data bus
reception control
Transmission/
SCMR
Section 15 Serial Communication Interface (SCI)
SMR
SSR
SCR
External clock
Rev. 6.00 Mar. 18, 2010 Page 549 of 982
Clock
Baud rate
generator
BRR
TEI
TXI
RXI
ERI
φ
φ/4
φ/16
φ/64
REJ09B0054-0600
data bus
Internal