C8051F330DR Silicon Labs, C8051F330DR Datasheet - Page 59

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C8051F330DR

Manufacturer Part Number
C8051F330DR
Description
8-bit Microcontrollers - MCU 8kB 10ADC
Manufacturer
Silicon Labs
Datasheet

Specifications of C8051F330DR

Product Category
8-bit Microcontrollers - MCU
Core
8051
Data Bus Width
8 bit
Maximum Clock Frequency
25 MHz
Program Memory Size
8 KB
Data Ram Size
768 B
On-chip Adc
No
Operating Supply Voltage
2.7 V to 3.6 V
Package / Case
QFN-20
Mounting Style
SMD/SMT
Data Rom Size
128 B
Interface Type
I2C, SPI, UART
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Number Of Programmable I/os
17
Number Of Timers
4
On-chip Dac
No
Processor Series
C8051
Program Memory Type
Flash
Factory Pack Quantity
1500
Supply Voltage - Max
3.6 V
Supply Voltage - Min
2.7 V
C8051F330/1/2/3/4/5
62
Bits7–4: UNUSED. Read = 0000b; Write = don’t care.
Bit3:
Bit2:
Bit1:
Bit0:
Bit7
R
-
REFSL: Voltage Reference Select.
This bit selects the source for the internal voltage reference.
0: VREF pin used as voltage reference.
1: V
TEMPE: Temperature Sensor Enable Bit.
0: Internal Temperature Sensor off.
1: Internal Temperature Sensor on.
BIASE: Internal Analog Bias Generator Enable Bit.
0: Internal Bias Generator off.
1: Internal Bias Generator on.
REFBE: Internal Reference Buffer Enable Bit.
0: Internal Reference Buffer disabled.
1: Internal Reference Buffer enabled. Internal voltage reference driven on the VREF pin.
DD
Bit6
R
-
used as voltage reference.
SFR Definition 7.1. REF0CN: Reference Control
Bit5
R
-
Bit4
R
-
Rev. 1.7
REFSL
R/W
Bit3
TEMPE
R/W
Bit2
BIASE
R/W
Bit1
REFBE
R/W
Bit0
SFR Address:
00000000
Reset Value
0xD1

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