STM8S903K3U3 STMicroelectronics, STM8S903K3U3 Datasheet - Page 111

• Manufacturer Part Number: STM8S903K3U3
• Description: IC MCU 8BIT 8KB FLASH 32UFQFPN
• Manufacturer: STMicroelectronics
• Series: STM8Sr

Specifications of STM8S903K3U3

• 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 ~ 125°C
• Package / Case: *
• Core: STM8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

STM8S903K3 STM8S903F3
Date
30-Apr-2010
08-Sep-2010
Revision
4
5
Changes
Updated ΘJA in
remapping bits [1:0] for 32-pin
60°C/W in
Ordering
VFQFPN/UFQFPN package, and added footnote regarding
possible future release of a dedicated ordering information
scheme. Added SO20W, TSSOP20, SDIP32, and UFQFPN32.
Added
Modified P
operating
Removed VFQFPN32 package.
Updated "reset state" of
pinout tables
Table 5: TSSOP20/SO20/UFQFPN32/LQFP32/SDIP32 pin
description: updated pins 13/25/20, 14/26/21, 19/32/27, 1/2/29,
2/3/30, and 3/4/31; added footnote to PD1/SWIM pin.
General hardware register
values; updated the reset state values of RST_SR,
CLK_SWCR, CLK_HSITRIMR, CLK_SWIMCCR, IWDG_KR,
and ADC_DRx registers in the "General hardware register
map" table.
Changed title of
remapping bits [7:2] for 32-pin
Added
bits [7:2] for 20-pin
Changed title of
remapping bits [1:0] for 32-pin
Added
bits [1:0] for 20-pin
Reset pin
"Recommended reset pin protection" diagram.
Added
#unique_56/title_4B4D811961B64279B556EDC351811802
Updated footnote 1 in
10 kΩ , VDD= 5 V
10 kΩ RAIN, VDD = 3.3 V
#unique_75/CD14: updated existing footnote and added three
additional footnotes.
DocID15590 Rev 5
STM8S903K3 FASTROM microcontroller option
Table 13: STM8S903F3 alternate function remapping
Table 15: STM8S903F3 alternate function remapping
information: replaced package pitch digit by
conditions.
characteristics: replaced 0.01 µF with 0.1 µF in the
D
Selecting the product temperature range
at T
in
A
Pinout and pin
Table 12: STM8S903K3 alternate function
Table 14: STM8S903K3 alternate function
Table 14: STM8S903K3 alternate function
= 85 °C for SO20W in
and
packages.
packages.
Table 47: ADC accuracy with RAIN <
Table 48: ADC accuracy with RAIN <
Table 4: Legend/abbreviations for
.
map: standardized all reset state
packages. Changed ΘJA to
packages.
packages.
description.
Table 20: General
Revision history
section.
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list.