ST72F63BK4M1 STMicroelectronics, ST72F63BK4M1 Datasheet - Page 42

• Manufacturer Part Number: ST72F63BK4M1
• Description: IC MCU 8BIT LS 16K 34-SOIC
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F63BK4M1

• 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: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 34-SOIC (7.5mm Width)
• Processor Series: ST72F6x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: I2C, SCI, USB
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 27
• Number Of Timers: 2 x 16 bit
• Operating Supply Voltage: 4 V to 5.5 V
• 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
• For Use With: 497-5521 - EVAL BOARD LOW SPEED USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-2115-5

Power saving modes
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The MCU will remain in Wait mode until a Reset or an interrupt occurs, causing it to wake
up. Refer to
Related documentation
AN 980: ST7 Keypad Decoding Techniques, Implementing Wakeup on Keystroke
AN1014: How to Minimize the ST7 Power Consumption
AN1605: Using an active RC to wakeup the ST7LITE0 from power saving mode
Figure 21. Wait mode flowchart
1. Before servicing an interrupt, the CC register is pushed on the stack. The I-Bit is set during the interrupt
routine and cleared when the CC register is popped.
Figure
21.
N
INTERRUPT
Doc ID 7516 Rev 8
Y
OSCILLATOR
PERIPH. CLOCK
CPU CLOCK
I-BIT
N
OR SERVICE INTERRUPT
FETCH RESET VECTOR
OSCILLATOR
PERIPH. CLOCK
CPU CLOCK
I-BIT
WFI INSTRUCTION
4096 CPU CLOCK
CYCLES DELAY
IF RESET
RESET
Y
ON
ON
OFF
CLEARED
ON
ON
ON
SET
ST7263Bxx