DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 329

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, 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 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: HD64F2148ATE20; HD64F2148ATE20

Table 9.3
Bit 5—Reserved: This bit is always read as 1 and cannot be modified.
Bit 4—Reserved: This bit is always read as 0 and cannot be modified.
Bits 3 to 0—Register Select (RS3 to RS0): These bits select the PWM data register.
Internal Clock
Frequency
Bit 3
RS3
0
1
/2
/4
/8
/16
Bit 2
RS2
0
1
0
1
Resolution, PWM Conversion Period, and Carrier Frequency when = 20 MHz
Bit 1
RS1
0
1
0
1
0
1
0
1
Resolution
50 ns
100 ns
200 ns
400 ns
800 ns
Bit 0
RS0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Register Selection
PWDR0 selected
PWDR1 selected
PWDR2 selected
PWDR3 selected
PWDR4 selected
PWDR5 selected
PWDR6 selected
PWDR7 selected
PWDR8 selected
PWDR9 selected
PWDR10 selected
PWDR11 selected
PWDR12 selected
PWDR13 selected
PWDR14 selected
PWDR15 selected
PWM Conversion
Period
12.8 s
25.6 s
51.2 s
102.4 s
204.8 s
Rev. 4.00 Sep 27, 2006 page 283 of 1130
Section 9 8-Bit PWM Timers
Carrier Frequency
1250 kHz
625 kHz
312.5 kHz
156.3 kHz
78.1 kHz
REJ09B0327-0400