C8051F351-GMR Silicon Laboratories Inc, C8051F351-GMR Datasheet - Page 63

• Manufacturer Part Number: C8051F351-GMR
• Description: IC 8051 MCU 8K FLASH 28MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F35xr

Specifications of C8051F351-GMR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x24b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: I2C, SMBus, SPI, UART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 4
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: KSK-SL-TOOLSTICK, PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F350DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 24 bit, 8 Channel
• On-chip Dac: 8 bit, 2 Channel
• For Use With: 336-1083 - DEV KIT FOR F350/351/352/353
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

Notes:
Notes:
Decimation
Decimation
1. Effective resolution =
2. Output Word Rate assuming Modular Clock frequency = 2.4576 MHz
1. Flicker-free (Noise-free) Resolution =
2. Output Word Rate assuming Modular Clock frequency = 2.4576 MHz (sampling clock frequency = 19.2 kHz)
Ratio
Ratio
1920
1920
768
640
384
320
192
768
640
384
320
192
80
40
20
80
40
20
where Full Input Range =
(sampling clock frequency = 19.2 kHz)
where Full Input Range =
Table 5.6. ADC0 SINC3 Filter Flicker-Free (Noise-Free) Resolution
Output Word
Output Word
100 Hz
100 Hz
240 Hz
480 Hz
960 Hz
240 Hz
480 Hz
960 Hz
Rate
10 Hz
25 Hz
30 Hz
50 Hz
60 Hz
Rate
10 Hz
25 Hz
30 Hz
50 Hz
60 Hz
Table 5.5. ADC0 SINC3 Filter Effective Resolution
2
2
log
2
⎛
⎝
-------------------------- -
PGA Gain
FullInputRange V ( )
-------------------------------------------------- -
-------------------------- -
PGA Gain
V
20.00
19.29
19.08
18.67
18.39
17.54
17.28
16.57
16.36
15.95
15.67
14.82
14.71
12.18
11.99
RMS Noise V ( )
V
9.72
9.46
6.99
REF
REF
1
1
in Unipolar Mode (bits)
in Unipolar Mode (bits)
log
in Unipolar mode and RMS Noise is obtained from Table 5.4.
in Unipolar mode and RMS Noise is obtained from Table 5.4.
19.95
19.22
17.23
16.50
19.00
18.57
18.27
17.42
14.68
12.19
16.27
15.85
15.55
14.70
11.96
9.62
9.47
6.90
2
2
2
⎛
⎝
--------------------------------------------------- -
6.6 RMS Noise V ( )
FullInputRange V ( )
⎞
⎠
×
Rev. 1.1
19.81
19.06
18.86
18.36
18.04
17.17
14.62
12.18
17.09
16.34
16.14
15.64
15.32
14.45
11.90
9.66
9.45
6.94
4
4
PGA Gain Setting
PGA Gain Setting
19.54
18.81
18.56
17.99
17.66
16.74
14.46
12.13
16.82
16.09
15.84
15.27
14.94
14.02
11.73
9.41
9.69
6.96
8
8
⎞
⎠
19.31
18.44
18.14
17.47
17.10
16.14
14.03
16.59
15.72
15.42
14.75
14.38
13.42
11.98
11.31
C8051F350/1/2/3
9.64
9.25
6.92
16
16
18.90
17.85
17.51
16.71
16.30
15.32
16.17
15.13
14.78
13.99
13.57
12.60
10.60
13.33
11.57
9.50
8.85
6.78
32
32
1
18.31
17.09
15.59
14.37
16.73
15.85
15.42
14.41
12.45
10.87
14.00
13.13
12.70
11.69
9.12
9.73
8.15
6.40
64
64
1
17.44
16.14
15.73
14.85
14.42
13.43
11.52
10.01
14.72
13.42
13.00
12.13
11.70
10.71
8.75
8.79
7.29
6.03
128
128
63