STM8S903K3U6 STMicroelectronics, STM8S903K3U6 Datasheet - Page 106

• Manufacturer Part Number: STM8S903K3U6
• Description: IC MCU 8BIT 8KB FLASH 32UFQFPN
• Manufacturer: STMicroelectronics
• Series: STM8Sr

Specifications of STM8S903K3U6

• Featured Product: STM32 Cortex-M3 Companion Products
• Core Processor: STM8
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 28
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 640 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.95 V ~ 5.5 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Core: STM8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Ordering information
106/113
OPT3 watchdog
OPT4 wakeup
OPT5 crystal oscillator stabilization HSECNT (check only one option)
[ ] 2048 HSE cycles
[ ] 128 HSE cycles
[ ] 8 HSE cycles
[ ] 0.5 HSE cycles
OPT6 is reserved
WWDG_HALT
(check only one option)
WWDG_HW
(check only one option)
IWDG_HW
(check only one option)
LSI_EN
(check only one option)
HSITRIM
(check only one option)
PRSC
(check only one option)
CKAWUSEL
(check only one option)
EXTCLK
(check only one option)
Comments:
Supply operating range in
the application:
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DocID15590 Rev 5
[ ] for 16 MHz to 128 kHz prescaler
[ ] for 8 MHz to 128 kHz prescaler
[ ] for 4 MHz to 128 kHz prescaler
[ ] LSI clock source selected for AWU
[ ] HSE clock with prescaler selected as clock source for for
AWU
[ ] External crystal connected to OSCIN/OSCOUT
[ ] External clock signal on OSCIN
[ ] 0: No reset generated on halt if WWDG active
[ ] 1: Reset generated on halt if WWDG active
[ ] 0: WWDG activated by software
[ ] 1: WWDG activated by hardware
[ ] 0: IWDG activated by software
[ ] 1: IWDG activated by hardware
[ ] 0: LSI clock is not available as CPU clock source
[ ] 1: LSI clock is available as CPU clock source
[ ] 0: 3-bit trimming supported in CLK_HSITRIMR register
[ ] 1: 4-bit trimming supported in CLK_HSITRIMR register
STM8S903K3 STM8S903F3