EFM32TG110F32-QFN24 Energy Micro, EFM32TG110F32-QFN24 Datasheet - Page 25

• Manufacturer Part Number: EFM32TG110F32-QFN24
• Description: MCU 32-Bit EFM32 ARM Cortex M3 RISC 32KB Flash 2.5V/3.3V 24-Pin QFN EP
• Manufacturer: Energy Micro

Specifications of EFM32TG110F32-QFN24

• Package: 24QFN EP
• Device Core: ARM Cortex M3
• Family Name: EFM32
• Maximum Speed: 32 MHz
• Ram Size: 4
• Program Memory Size: 32
• Operating Supply Voltage: 2.5|3.3 V
• Data Bus Width: 32 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 17
• Interface Type: I2C/I2S/SPI/UART/USART
• On-chip Adc: 2-chx12-bit
• On-chip Dac: 1-chx12-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

3.9.4 HFRCO
3.9.5 ULFRCO
2011-07-26 - d0013_Rev0.92
Figure 3.11. Calibrated LFRCO Frequency vs Temperature and Supply Voltage
Table 3.13. HFRCO
Table 3.14. ULFRCO
Symbol
f
t
I
DC
TUNESTEP
FRCO
Symbol
f
TC
VC
HFRCO
HFRCO_settling
HFRCO
ULFRCO
ULFRCO
ULFRCO
HFRCO
40
42
38
36
34
32
30
1.8
H-
2.2
Parameter
Oscillation frequency, V
3.0 V, T
Settling time after start-up
Current consumption
Duty cycle
Frequency step for LSB
change in TUNING value
Parameter
Oscillation frequency
Temperature coefficient
Supply voltage coefficient
AMB
2.6
=25°C
Vdd [ V]
3.0
DD
=
3.4
Condition
28 MHz frequency band
21 MHz frequency band
14 MHz frequency band
11 MHz frequency band
7 MHz frequency band
1 MHz frequency band
f
f
f
f
f
f
f
f
Condition
25°C, 3V
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
-40° C
25° C
85° C
3.8
= 14 MHz
= 28 MHz
= 21 MHz
= 14 MHz
= 11 MHz
= 7 MHz
= 1 MHz
= 14 MHz
...the world's most energy friendly microcontrollers
25
42
40
38
36
34
30
32
–40
–15
Min
Min
48.5
0.8
5
Tem perature [ ° C]
Typ
Typ
25
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-18.2
0.05
106
0.6
0.3
28
21
14
11
93
77
72
63
22
50
7
1
45
Max
Max
65
1.5 kHz
51 %
1.8 V
3 V
3.8 V
Unit
MHz
MHz
MHz
MHz
MHz
MHz
Cycles
µA
µA
µA
µA
µA
µA
%
Unit
%/°C
%/V
85