C8051F930-GQ Silicon Laboratories Inc, C8051F930-GQ Datasheet - Page 71
C8051F930-GQ
Manufacturer Part Number
C8051F930-GQ
Description
IC 8051 MCU 64K FLASH 32-LQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F9xxr
Specifications of C8051F930-GQ
Program Memory Type
FLASH
Program Memory Size
64KB (64K x 8)
Package / Case
32-LQFP
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
24
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
0.9 V ~ 3.6 V
Data Converters
A/D 23x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F9x
Core
8051
Data Bus Width
8 bit
Data Ram Size
4.25 KB
Interface Type
I2C/SMBus/SPI/UART
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
24
Number Of Timers
4
Operating Supply Voltage
0.9 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F930DK
Minimum Operating Temperature
- 40 C
On-chip Adc
23-ch x 10-bit
No. Of I/o's
24
Ram Memory Size
4KB
Cpu Speed
25MHz
No. Of Timers
4
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
336-1478 - PLATFORM PROG TOOLSTCK F920,F930336-1477 - PLATFORM PROG TOOLSTCK F920,F930336-1473 - KIT DEV C8051F920,F921,F930,F931336-1472 - BOARD TARGET/PROTO W/C8051F930
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1466
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F930-GQ
Manufacturer:
SILICON
Quantity:
3 500
Company:
Part Number:
C8051F930-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F930-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Part Number:
C8051F930-GQR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
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C8051F93x-C8051F92x
5.2.5. Gain Setting
The ADC has gain settings of 1x and 0.5x. In 1x mode, the full scale reading of the ADC is determined
directly by V
. In 0.5x mode, the full-scale reading of the ADC occurs when the input voltage is V
x 2.
REF
REF
The 0.5x gain setting can be useful to obtain a higher input Voltage range when using a small V
volt-
REF
age, or to measure input voltages that are between V
and V
. Gain settings for the ADC are con-
REF
DD
trolled by the AMP0GN bit in register ADC0CF.
5.3.
8-Bit Mode
Setting the ADC08BE bit in register ADC0CF to 1 will put the ADC in 8-bit mode.In 8-bit mode, only the
8 MSBs of data are converted, allowing the conversion to be completed in two fewer SAR clock cycles
than a 10-bit conversion. This can result in an overall lower power consumption since the system can
spend more time in a low power mode. The two LSBs of a conversion are always 00 in this mode, and the
ADC0L register will always read back 0x00.
Rev. 1.1
71
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