C8051F902-GM Silicon Laboratories Inc, C8051F902-GM Datasheet - Page 5
C8051F902-GM
Manufacturer Part Number
C8051F902-GM
Description
IC MCU 8BIT 8KB FLASH 24QFN
Manufacturer
Silicon Laboratories Inc
Series
C8051F9xxr
Specifications of C8051F902-GM
Program Memory Type
FLASH
Program Memory Size
8KB (8K x 8)
Package / Case
24-QFN
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
16
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
0.9 V ~ 3.6 V
Data Converters
A/D 15x10/12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F9x
Core
8051
Data Ram Size
768 B
Interface Type
UART
Maximum Clock Frequency
25 MHz
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
C8051F912DK
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit
Package
24QFN EP
Device Core
8051
Family Name
C8051F90x
Maximum Speed
25 MHz
Data Bus Width
8 Bit
Number Of Programmable I/os
16
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1848-5
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14. Power Management.............................................................................................. 143
15. Cyclic Redundancy Check Unit (CRC0) ............................................................. 152
16. On-Chip DC-DC Converter (DC0) ........................................................................ 160
17. Voltage Regulator (VREG0) ................................................................................. 170
18. Reset Sources....................................................................................................... 171
19. Clocking Sources ................................................................................................. 179
13.6.Minimizing Flash Read Current ...................................................................... 139
14.1.Normal Mode .................................................................................................. 144
14.2.Idle Mode........................................................................................................ 145
14.3.Stop Mode ...................................................................................................... 145
14.4.Suspend Mode ............................................................................................... 146
14.5.Sleep Mode .................................................................................................... 146
14.6.Configuring Wakeup Sources......................................................................... 147
14.7.Determining the Event that Caused the Last Wakeup.................................... 148
14.8.Power Management Specifications ................................................................ 151
15.1.CRC Algorithm................................................................................................ 152
15.2.Preparing for a CRC Calculation .................................................................... 154
15.3.Performing a CRC Calculation ....................................................................... 154
15.4.Accessing the CRC0 Result ........................................................................... 154
15.5.CRC0 Bit Reverse Feature............................................................................. 159
16.1.Startup Behavior............................................................................................. 161
16.2.High Power Applications ............................................................................. 162
16.3.Pulse Skipping Mode...................................................................................... 162
16.4.Enabling the DC-DC Converter ...................................................................... 163
16.5.Minimizing Power Supply Noise ..................................................................... 164
16.6.Selecting the Optimum Switch Size................................................................ 164
16.7.DC-DC Converter Clocking Options ............................................................... 164
16.8.DC-DC Converter Behavior in Sleep Mode .................................................... 164
16.9.Bypass Mode (C8051F912/02 only) ............................................................... 165
16.10.Low Power Mode (C8051F912/02 only) ....................................................... 165
16.11.Passive Diode Mode (C8051F912/02 only).................................................. 166
16.12.DC-DC Converter Register Descriptions ...................................................... 167
16.13.DC-DC Converter Specifications .................................................................. 169
17.1.Voltage Regulator Electrical Specifications .................................................... 170
18.1.Power-On (VBAT Supply Monitor) Reset ....................................................... 172
18.2.Power-Fail (VDD/DC+ Supply Monitor) Reset................................................ 173
18.3.External Reset ................................................................................................ 176
18.4.Missing Clock Detector Reset ........................................................................ 176
18.5.Comparator0 Reset ........................................................................................ 176
18.6.PCA Watchdog Timer Reset .......................................................................... 176
18.7.Flash Error Reset ........................................................................................... 177
18.8.SmaRTClock (Real Time Clock) Reset .......................................................... 177
18.9.Software Reset ............................................................................................... 177
19.1.Programmable Precision Internal Oscillator ................................................... 180
13.5.3.System Clock ......................................................................................... 138
Rev. 1.0
C8051F91x-C8051F90x
5
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