DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 471

• Manufacturer Part Number: DF2148BTE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148BTE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SCI, X-Bus
• Peripherals: PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 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: HD64F2148BTE20; HD64F2148BTE20

Figure 16.1 shows a block diagram of the I
pin connections to external circuits. Since I
normal port pins, they have different specifications for permissible applied voltages. For details,
see section 28, Electrical Characteristics.
SCL
SDA
Legend:
ICCR:
ICMR:
ICSR:
ICDR:
ICXR:
SAR:
SARX:
PS:
canceler
canceler
Noise
Noise
PS
I
I
I
I
I
Slave address register
Slave address register X
Prescaler
Figure 16.1 Block Diagram of I
2
2
2
2
2
C bus control register
C bus mode register
C bus status register
C bus data register
C bus extended control register
Formatless dedicated
clock (IIC_0 only)
Output data
Arbitration
Bus state
decision
decision
control
Clock
control
circuit
circuit
circuit
2
2
C bus interface. Figure 16.2 shows an example of I/O
C bus interface I/O pins are different in structure from
Section 16 I
Rev. 3.00 Mar 21, 2006 page 415 of 788
2
C Bus Interface
SAR, SARX
comparator
generator
Address
Interrupt
ICDRS
ICDRR
ICDRT
ICMR
ICXR
ICCR
ICSR
2
C Bus Interface (IIC) (Optional)
REJ09B0300-0300
Interrupt
request