ST72F63BK2U1TR STMicroelectronics, ST72F63BK2U1TR Datasheet - Page 62

• Manufacturer Part Number: ST72F63BK2U1TR
• Description: IC MCU 8BIT 8K FLASH 40-QFN
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F63BK2U1TR

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SCI, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 19
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 12x8b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-QFN
• Processor Series: ST72F6x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 384 B
• Interface Type: I2C, SCI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 19
• Number Of Timers: 2
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST7MDTU3-EPB/US, ST72F63B-SK/RAIS, ST7MDTU3-EMU3, STX-RLINK
• Minimum Operating Temperature: 0 C
• On-chip Adc: 8 bit, 8 Channel / 8 bit, 12 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

On-chip peripherals
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A minimum of four falling edges of the CPU clock must occur between two consecutive
active edges of the external clock; thus the external clock frequency must be less than a
quarter of the CPU clock frequency.
Figure 29. Counter timing diagram, internal clock divided by 2
1. The MCU is in reset state when the internal reset signal is high, when it is low the MCU is running.
Figure 30. Counter timing diagram, internal clock divided by 4
1. The MCU is in reset state when the internal reset signal is high, when it is low the MCU is running.
Figure 31. Counter timing diagram, internal clock divided by 8
1. The MCU is in reset state when the internal reset signal is high, when it is low the MCU is running.
TIMER OVERFLOW FLAG (TOF)
TIMER OVERFLOW FLAG (TOF)
TIMER OVERFLOW FLAG (TOF)
COUNTER REGISTER
COUNTER REGISTER
COUNTER REGISTER
INTERNAL RESET
INTERNAL RESET
INTERNAL RESET
TIMER CLOCK
CPU CLOCK
TIMER CLOCK
TIMER CLOCK
CPU CLOCK
CPU CLOCK
Doc ID 7516 Rev 8
FFFC
FFFC
FFFD FFFE FFFF 0000 0001 0002 0003
FFFD
FFFD
0000
0001
0000
ST7263Bxx