参数资料
型号: ST72215G2B3
英文描述: 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI.
中文描述: 8位单电压闪存微控制器。 ADC的。 16位定时器。的SPI。
文件页数: 3/140页
文件大小: 1349K
代理商: ST72215G2B3
ST72104G, ST72215G, ST72216G, ST72254G
100/140
OPERATING CONDITIONS (Cont’d)
14.3.2 Operating Conditions with Low Voltage Detector (LVD)
Subject to general operating conditions for VDD, fOSC, and TA.
Figure 53. High LVD Threshold Versus V
DD and f
OSC for FLASH devices
3)
Figure 54. Medium LVD Threshold Versus V
DD and f
OSC for FLASH devices
3)
Figure 55. Low LVD Threshold Versus V
DD and f
OSC for FLASH devices
2)4)
Notes:
1. LVD typical data are based on TA=25°C. They are given only as design guidelines and are not tested.
2. Data based on characterization results, not tested in production.
3. The VDD rise time rate condition is needed to insure a correct device power-on and LVD reset. Not tested in production.
4. If the low LVD threshold is selected, when VDD falls below 3.2V, (VDD minimum operating voltage), the device is guar-
anteed to continue functioning until it goes into reset state. The specified VDD min. value is necessary in the device power
on phase, but during a power down phase or voltage drop the device will function below this min. level.
Symbol
Parameter
Conditions
Min
Typ 1)
Max
Unit
VIT+
Reset release threshold
(VDD rise)
High Threshold
Med. Threshold
Low Threshold
4.10 2)
3.75 2)
3.25 2)
4.30
3.90
3.35
4.50
4.05
3.55
V
VIT-
Reset generation threshold
(VDD fall)
High Threshold
Med. Threshold
Low Threshold4)
3.85 2)
3.50 2)
3.00
4.05
3.65
3.10
4.30
3.95
3.35
Vhyst
LVD voltage threshold hysteresis
VIT+-VIT-
200
250
300
mV
VtPOR
VDD rise time rate
3)
0.2
50
V/ms
tg(VDD)
Filtered glitch delay on VDD
2)
Not detected by the LVD
40
ns
fOSC [MHz]
SUPPLY VOLTAGE [V]
16
8
0
2.5
3
3.5
4
4.5
5
5.5
FUNCTIONAL AREA
DEVICE UNDER
FUNCTIONALITY AND RESET NOT GUARANTEED IN THIS AREA
FOR TEMPERATURES HIGHER THAN 85°C
RESET
IN THIS AREA
FUNCTIONALITY
NOT GUARANTEED
IN THIS AREA
VIT-≥3.85
12
fOSC [MHz]
SUPPLY VOLTAGE [V]
16
8
0
2.5
3
VIT-3.5V
4
4.5
5
5.5
FUNCTIONAL AREA
DEVICE UNDER
FUNCTIONALITY AND RESET NOT GUARANTEED IN THIS AREA
FOR TEMPERATURES HIGHER THAN 85°C
RESET
IN THIS AREA
FUNCTIONALITY
NOT GUARANTEED
IN THIS AREA
12
fOSC [MHz]
SUPPLY VOLTAGE [V]
16
8
0
2.5
VIT-3V
3.5
4
4.5
5
5.5
FUNCTIONAL AREA
DEVICE UNDER
FUNCTIONALITY NOT GUARANTEED IN THIS AREA
FOR TEMPERATURES HIGHER THAN 85°C
RESET
IN THIS AREA
FUNCTIONALITY
NOT GUARANTEED
IN THIS AREA
12
3.2
SEE NOTE 4
相关PDF资料
PDF描述
ST72E25G2D0 8-BIT MICROCONTROLLER
ST72E251G2D0 8-BIT MICROCONTROLLER
ST72C254G2M7 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI.
ST72C254G2M6 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI.
ST72C254G2M5 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI.
相关代理商/技术参数
参数描述
ST72215G2B3/XXX 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, IC INTERFACES
ST72215G2B5 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI.
ST72215G2B5/XXX 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, IC INTERFACES
ST72215G2B6 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI.
ST72215G2B6/XXX 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, IC INTERFACES