参数资料
型号: STM8L151G4U3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, QCC28
封装: 4 X 4 MM, ROHS COMPLIANT, WFQFPN-28
文件页数: 93/109页
文件大小: 2050K
代理商: STM8L151G4U3
Electrical parameters
STM8L151xx, STM8L152xx
Doc ID 15962 Rev 3
I2C - Inter IC control interface
Subject to general operating conditions for VDD, fSYSCLK, and TA unless otherwise specified.
The STM8L I2C interface (I2C1) meets the requirements of the Standard I2C communication
protocol described in the following table with the restriction mentioned below:
Refer to I/O port characteristics for more details on the input/output alternate function
characteristics (SDA and SCL).
Note:
For speeds around 200 kHz, the achieved speed can have a
± 5% tolerance
For other speed ranges, the achieved speed can have a
± 2% tolerance
The above variations depend on the accuracy of the external components used.
Table 39.
I2C characteristics
Symbol
Parameter
Standard mode
I2C
Fast mode I2C(1)
1.
fSYSCLK must be at least equal to 8 MHz to achieve max fast I
2C speed (400 kHz).
Unit
Min(2)
2.
Data based on standard I2C protocol requirement, not tested in production.
Max (2)
Min (2)
Max (2)
tw(SCLL)
SCL clock low time
4.7
1.3
μs
tw(SCLH)
SCL clock high time
4.0
0.6
tsu(SDA)
SDA setup time
250
100
ns
th(SDA)
SDA data hold time
0
900
tr(SDA)
tr(SCL)
SDA and SCL rise time
1000
300
tf(SDA)
tf(SCL)
SDA and SCL fall time
300
th(STA)
START condition hold time
4.0
0.6
μs
tsu(STA)
Repeated START condition setup
time
4.7
0.6
tsu(STO)
STOP condition setup time
4.0
0.6
μs
tw(STO:STA)
STOP to START condition time (bus
free)
4.7
1.3
μs
Cb
Capacitive load for each bus line
400
pF
相关PDF资料
PDF描述
SAF-XC886C-8FFI3V3 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP48
SAF-XC888LM-6FFA5V 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP64
ST72324BLS2B1/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
ST72325S6T3/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
STM32F103RCH7TR 32-BIT, FLASH, 72 MHz, RISC MICROCONTROLLER, PBGA64
相关代理商/技术参数
参数描述
STM8L151G4U6 功能描述:8位微控制器 -MCU 8BIT Ultralow MCU 16KB Flash 2KB RAM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
STM8L151G4U6TR 功能描述:8位微控制器 -MCU 8BIT Ultralow MCU 16KB Flash 2KB RAM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
STM8L151G4Y3 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators
STM8L151G4Y3TR 功能描述:8位微控制器 -MCU Ultra-Lo-pwr 8-bit MCU 16Kb RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
STM8L151G4Y6 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators