C8051F040-GQ Silicon Laboratories Inc, C8051F040-GQ Datasheet - Page 124
![IC 8051 MCU 64K FLASH 100TQFP](/photos/12/20/122007/c8051f040-gq_sml.jpg)
C8051F040-GQ
Manufacturer Part Number
C8051F040-GQ
Description
IC 8051 MCU 64K FLASH 100TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F04xr
Datasheets
1.C8051F040-TB.pdf
(328 pages)
2.C8051F040-TB.pdf
(2 pages)
3.C8051F043-GQ.pdf
(328 pages)
Specifications of C8051F040-GQ
Program Memory Type
FLASH
Program Memory Size
64KB (64K x 8)
Package / Case
100-TQFP, 100-VQFP
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
CAN, EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
64
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x8b, 13x12b; D/A 2x10b, 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F0x
Core
8051
Data Bus Width
8 bit
Data Ram Size
4.25 KB
Interface Type
CAN/SMBus/SPI/UART
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
64
Number Of Timers
5
Operating Supply Voltage
2.7 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
C8051F040DK
Minimum Operating Temperature
- 40 C
On-chip Adc
8-ch x 8-bit or 13-ch x 12-bit
On-chip Dac
2-ch x 12-bit
No. Of I/o's
64
Ram Memory Size
4352Byte
Cpu Speed
25MHz
No. Of Timers
5
Rohs Compliant
Yes
Data Rom Size
64 KB
A/d Bit Size
12 bit
A/d Channels Available
13
Height
1 mm
Length
14 mm
Supply Voltage (max)
3.6 V
Supply Voltage (min)
2.7 V
Width
14 mm
Package
100TQFP
Device Core
8051
Family Name
C8051F04x
Maximum Speed
25 MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
336-1205 - DEV KIT FOR F040/F041/F042/F043
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1204
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F040-GQ
Manufacturer:
SiliconL
Quantity:
702
Company:
Part Number:
C8051F040-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F040-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Part Number:
C8051F040-GQR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
- Current page: 124 of 328
- Download datasheet (4Mb)
C8051F040/1/2/3/4/5/6/7
124
Bit7:
Bit6:
Bit5:
Bit4:
Bits3-2:
Bits1-0:
NOTE: Upon enabling a comparator, the output of the comparator is not immediately valid. Before
SFR Address: CPT0CN: 0x88; CPT1CN: 0x88; CPT2CN: 0x88
SFR Pages: CPT0CN:page 1;CPT1CN:page 2; CPT2CN:page 3
CPnEN
R/W
Bit7
CPnEN: Comparator Enable Bit. (Please see note below.)
0: Comparator Disabled.
1: Comparator Enabled.
CPnOUT: Comparator Output State Flag.
0: Voltage on CPn+ < CPn–.
1: Voltage on CPn+ > CPn–.
CPnRIF: Comparator Rising-Edge Interrupt Flag.
0: No Comparator Rising Edge Interrupt has occurred since this flag was last cleared.
1: Comparator Rising Edge Interrupt has occurred. Must be cleared by software.
CPnFIF: Comparator Falling-Edge Interrupt Flag.
0: No Comparator Falling-Edge Interrupt has occurred since this flag was last cleared.
1: Comparator Falling-Edge Interrupt has occurred. Must be cleared by software.
CPnHYP1-0: Comparator Positive Hysteresis Control Bits.
00: Positive Hysteresis Disabled.
01: Positive Hysteresis = 5 mV.
10: Positive Hysteresis = 10 mV.
11: Positive Hysteresis = 20 mV.
CPnHYN1-0: Comparator Negative Hysteresis Control Bits.
00: Negative Hysteresis Disabled.
01: Negative Hysteresis = 5 mV.
10: Negative Hysteresis = 10 mV.
11: Negative Hysteresis = 20 mV.
using a comparator as an interrupt or reset source, software should wait for a minimum of
the specified “Power-up time” as specified in Table 11.1, “Comparator Electrical Characteris-
tics,” on page 126.
SFR Definition 11.1. CPTnCN: Comparator 0, 1, and 2 Control
CPnOUT
Bit6
R
CPnRIF
R/W
Bit5
CPnFIF CPnHYP1 CPnHYP0 CPnHYN1 CPnHYN0 00000000
R/W
Bit4
Rev. 1.4
R/W
Bit3
R/W
Bit2
R/W
Bit1
R/W
Bit0
Reset Value
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