DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 308

• 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

Section 10 14-Bit PWM Timer (PWMX)
Table 10.3 summarizes the relationships between the CKS, CFS, and OS bit settings and the
resolution, base cycle, and conversion cycle. The PWM output remains fixed unless DADR
contains at least a certain minimum value.
Table 10.3 Settings and Operation (Examples when = 10 MHz)
Note:
Rev. 3.00 Mar 21, 2006 page 252 of 788
REJ09B0300-0300
CKS
0
1
Resolution
* This column indicates the conversion cycle when specific DADR bits are fixed.
(µs)
0.1
0.2
T
CFS
0
1
0
1
Cycle
Base
25.6
12.8
51.2
(µs)
6.4
Conversion
1638.4
3276.8
Cycle
(µs)
1. Always low (or high)
2. (Data value)
1. Always low (or high)
2. (Data value)
1. Always low (or high)
2. (Data value)
1. Always low (or high)
2. (Data value)
(DADR = H'0001 to
H'03FD)
(DADR = H'0401 to
H'FFFD)
(DADR = H'0003 to
H'00FF)
(DADR = H'0103 to
H'FFFF)
(DADR = H'0001 to
H'03FD)
(DADR = H'0401 to
H'FFFD)
(DADR = H'0003 to
H'00FF)
(DADR = H'0103 to
H'FFFF)
T
T
H
L
(if OS = 0)
(if OS = 1)
T
T
T
T
Precision
(Bits)
Fixed DADR Bits
14
12
10
14
12
10
14
12
10
14
12
10
3 2 1 0
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
Bit Data
0 0
0 0
0 0
0 0
Conversion
Cycle *
1638.4
1638.4
3276.8
3276.8
(µs)
409.6
102.4
409.6
102.4
819.2
204.8
819.2
204.8