C8051F537-IM Silicon Laboratories Inc, C8051F537-IM Datasheet - Page 115
C8051F537-IM
Manufacturer Part Number
C8051F537-IM
Description
IC 8051 MCU 2K FLASH 20QFN
Manufacturer
Silicon Laboratories Inc
Series
C8051F53xr
Specifications of C8051F537-IM
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
16
Program Memory Size
2KB (2K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.25 V
Data Converters
A/D 16x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
20-QFN
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
SPI, UART
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
16
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.25 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit, 16 Channel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Other names
336-1400
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F537-IM
Manufacturer:
Silicon Labs
Quantity:
135
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12.2.3. System Clock
1. If operating from an external crystal, be advised that crystal performance is susceptible to electrical
2. If operating from the external oscillator, switch to the internal oscillator during Flash write or erase
Additional Flash recommendations and example code can be found in “AN201: Writing to Flash from Firm-
ware," available from the Silicon Laboratories website.
called with an illegal address does not result in modification of the Flash.
interference and is sensitive to layout and to changes in temperature. If the system is operating in an
electrically noisy environment, use the internal oscillator or use an external CMOS clock.
operations. The external oscillator can continue to run, and the CPU can switch back to the external
oscillator after the Flash operation has completed.
C8051F52x/F52xA/F53x/F53xA
Rev. 1.3
115
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