C8051T614-GQ Silicon Laboratories Inc, C8051T614-GQ Datasheet - Page 55

• Manufacturer Part Number: C8051T614-GQ
• Description: IC 8051 MCU 8K BYTE-PROG 32-LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051T61xr

Specifications of C8051T614-GQ

• Program Memory Type: OTP
• Program Memory Size: 8KB (8K x 8)
• Package / Case: 32-LQFP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 29
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051T6x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1.25 KB
• Interface Type: I2C/SPI/UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 29
• Number Of Timers: 4
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051FT610DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 21-ch x 10-bit
• Package: 32LQFP
• Device Core: 8051
• Family Name: C8051T61x
• Maximum Speed: 25 MHz
• Operating Supply Voltage: 2.5|3.3 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1441

SFR Definition 10.1. REF0CN: Reference Control
SFR Address = 0xD1
Name
Reset
Bit
7:5
1:0
Type
4
3
2
Bit
REGOVR Regulator Reference Override.
Unused
TEMPE
Unused
REFSL
Name
R
7
0
Unused. Read = 000b; Write = Don’t Care.
This bit “overrides” the REFSL bit, and allows the internal regulator to be used as a ref-
erence source.
0: The voltage reference source is selected by the REFSL bit.
1: The internal regulator is used as the voltage reference.
Voltage Reference Select.
This bit selects the ADCs voltage reference.
0: V
1: V
Temperature Sensor Enable Bit.
0: Internal Temperature Sensor off.
1: Internal Temperature Sensor on.
Unused. Read = 00b; Write = Don’t Care.
REF
DD
R
6
0
used as voltage reference.
pin used as voltage reference.
R
5
0
REGOVR
R/W
Rev 1.0
4
0
C8051T610/1/2/3/4/5/6/7
Function
REFSL
R/W
3
0
TEMPE
R/W
2
0
R
1
0
R
0
0
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