ST92250CV2Q-Auto STMicroelectronics, ST92250CV2Q-Auto Datasheet - Page 221

• Manufacturer Part Number: ST92250CV2Q-Auto
• Description: 8-bit MCU for automotive
• Manufacturer: STMicroelectronics

Specifications of ST92250CV2Q-Auto

• Internal Memory: Single Voltage FLASH up to 256 Kbytes, RAM up to 8Kbytes, 1K byte E3 TM (Emulated EEPROM)
• Minimum Instruction Time: 83 ns (24 MHz int. clock)

MULTIPROTOCOL SERIAL COMMUNICATIONS INTERFACE (Cont’d)
Table 45. SCI-M Baud Rate Generator Divider Values Example 1
Table 46. SCI-M Baud Rate Generator Divider Values Example 2
19200.00
38400.00
76800.00
19200.00
38400.00
76800.00
Baud
Baud
Rate
Rate
1200.00
2400.00
4800.00
9600.00
1200.00
2400.00
4800.00
9600.00
110.00
300.00
600.00
110.00
300.00
600.00
50.00
75.00
50.00
75.00
Factor
Factor
Clock
Clock
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
16 X
Desired Freq
Desired Freq
1228.80000
1228.80000
(kHz)
153.60000
307.20000
614.40000
(kHz)
153.60000
307.20000
614.40000
19.20000
38.40000
76.80000
19.20000
38.40000
76.80000
0.80000
1.20000
1.76000
4.80000
9.60000
0.80000
1.20000
1.76000
4.80000
9.60000
INTCLK: 19660.800 KHz
INTCLK: 24576 KHz
24576
16384
11170
30720
20480
13963
4096
2048
1024
5120
2560
1280
ST92124xxx-Auto/150xxxxx-Auto/250xxxx-Auto
Dec
Dec
512
256
128
640
320
160
Divisor
Divisor
64
32
16
80
40
20
2BA2
383B
6000
4000
1000
7800
5000
1400
Hex
Hex
A00
800
400
200
100
500
280
140
A0
80
40
20
10
50
28
14
Actual
Actual
19200.00
38400.00
76800.00
19200.00
38400.00
76800.00
Baud
Baud
Rate
Rate
1200.00
2400.00
4800.00
9600.00
1200.00
2400.00
4800.00
9600.00
110.01
300.00
600.00
110.01
300.00
600.00
50.00
75.00
50.00
75.00
Actual Freq
Actual Freq
1228.80000
1228.80000
153.60000
307.20000
614.40000
153.60000
307.20000
614.40000
(kHz)
(kHz)
19.20000
38.40000
76.80000
19.20000
38.40000
76.80000
0.80000
1.20000
1.76014
4.80000
9.60000
0.80000
1.20000
1.76014
4.80000
9.60000
-0.00081%
-0.00046%
Deviation
Deviation
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
0.0000%
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