DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 499

• 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: -

Table 16.3 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode) (3)
[Legend]
⎯:
Note:
Bit Rate
(bit/s)
110
150
300
600
1200
2400
4800
9600
19200
31250
38400
Bit Rate
(bit/s)
110
150
300
600
1200
2400
4800
9600
19200
31250
38400
Can be set, but there will be a degree of error.
Make the settings so that the error does not exceed 1%.
n
2
2
2
1
1
0
0
0
0
0
⎯
n
3
2
2
1
1
0
0
0
0
0
0
N
248
181
90
181
90
181
90
45
22
13
⎯
14
N
79
233
116
233
116
233
116
58
28
17
14
18
Error
(%)
–0.17
0.16
0.16
0.16
0.16
0.16
0.16
–0.93
–0.93
0.00
⎯
Error
(%)
–0.12
0.16
0.16
0.16
0.16
0.16
0.16
–0.69
1.02
0.00
–2.34
n
3
2
2
1
1
0
0
0
0
0
0
Operating Frequency φ (MHz)
Operating Frequency φ (MHz)
14.7456
N
64
191
95
191
95
191
95
47
23
14
11
n
3
2
2
1
1
0
0
0
0
0
0
Error
(%)
0.70
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
–1.70
0.00
N
86
255
127
255
127
255
127
63
31
19
15
19.6608
n
3
2
2
1
1
0
0
0
0
0
0
Error
(%)
0.31
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
–1.70
0.00
Rev.2.00 May. 28, 2009 Page 459 of 732
N
70
207
103
207
103
207
103
51
25
15
12
16
Error
(%)
0.03
0.16
0.16
0.16
0.16
0.16
0.16
0.16
0.16
0.00
0.16
n
3
3
2
2
1
1
0
0
0
0
0
n
3
2
2
1
1
0
0
0
0
0
0
N
88
64
129
64
129
64
129
64
32
19
15
REJ09B0059-0200
20
17.2032
N
75
223
111
223
111
223
111
55
27
16
16
Error
(%)
–0.25
0.16
0.16
0.16
0.16
0.16
0.16
0.16
–1.36
0.00
1.73
Error
(%)
0.48
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1.20
0.00