STM32F102CBT6 STMicroelectronics, STM32F102CBT6 Datasheet - Page 42

• Manufacturer Part Number: STM32F102CBT6
• Description: MCU ARM 32BIT 128KB FLASH 48LQFP
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32F102CBT6

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 48MHz
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART, USB
• Peripherals: DMA, PDR, POR, PVD, PWM, Temp Sensor, WDT
• Number Of I /o: 37
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Data Converters: A/D 10x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• For Use With: 497-10030 - STARTER KIT FOR STM32497-8853 - BOARD DEMO STM32 UNIV USB-UUSCIKSDKSTM32-PL - KIT IAR KICKSTART STM32 CORTEXM3497-8512 - KIT STARTER FOR STM32F10XE MCU497-8505 - KIT STARTER FOR STM32F10XE MCU497-8304 - KIT STM32 MOTOR DRIVER BLDC497-6438 - BOARD EVALUTION FOR STM32 512K497-6289 - KIT PERFORMANCE STICK FOR STM32MCBSTM32UME - BOARD EVAL MCBSTM32 + ULINK-MEMCBSTM32U - BOARD EVAL MCBSTM32 + ULINK2497-6053 - KIT STARTER FOR STM32497-6052 - KIT STARTER FOR STM32497-6050 - KIT STARTER FOR STM32497-6049 - KIT EVALUATION LOW COST STM32497-6048 - BOARD EVALUATION FOR STM32497-6047 - KIT DEVELOPMENT FOR STM32497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 497-8308

Electrical characteristics
Caution:
5.3.7
42/69
To avoid exceeding the maximum value of C
to use a resonator with a load capacitance C
capacitance of 12.5 pF.
Example: if you choose a resonator with a load capacitance of C
then C
Figure 19. Typical application with a 32.768 kHz crystal
Internal clock source characteristics
The parameters given in
temperature and V
High-speed internal (HSI) RC oscillator
Table 23.
1. V
2. Refer to application note AN2868 “STM32F10xxx internal RC oscillator (HSI) calibration” available from
3. Guaranteed by design, not tested in production.
4. Based on characterization, not tested in production.
I
t
DD(HSI)
Symbol
ACC
su(HSI)
the ST website www.st.com.
f
DD
HSI
HSI
L1
= 3.3 V, T
(4)
(4)
= C
Frequency
Accuracy of the HSI
oscillator
HSI oscillator
startup time
HSI oscillator power
consumption
Resonator with
integrated capacitors
L2
HSI oscillator characteristics
A
= 8 pF.
= –40 to 105 °C unless otherwise specified.
Parameter
C L2
C L1
DD
supply voltage conditions summarized in
Table 23
32.768 KH z
resonator
Doc ID 15056 Rev 3
User-trimmed with the RCC_CR
register
Factory-
calibrated
are derived from tests performed under ambient
OSC32_OU T
OSC32_IN
(2)
(4)
Conditions
(1)
L1
L
R F
T
T
T
T

A
A
A
A
and C
= –40 to 105 °C
= –10 to 85 °C
= 0 to 70 °C
= 25 °C
7 pF. Never use a resonator with a load
controlled
Bias
gain
L2
(15 pF) it is strongly recommended
STM32F102x8, STM32F102xB
Table
STM32F102xx
L
–1.5
–1.3
–1.1
Min
–2
= 6 pF, and C
1
f LSE
8.
Typ
80
8
ai14978b
Max
100
1
stray
2.5
2.2
1.8
2
2
(3)
= 2 pF,
MHz
Unit
µA
µs
%
%
%
%
%