參數(shù)資料
型號: ST7FLCD1G9M1
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PDSO28
封裝: ROHS COMPLIANT, SO-28
文件頁數(shù): 2/96頁
文件大?。?/td> 846K
代理商: ST7FLCD1G9M1
General Information
ST7FLCD1
1.5
External Connections
Figure 3 shows the recommended external connections for the device.
The VPP pin is only used for programming or erasing the Flash memory array, and must be
tied to a 10 K pulldown resistor for normal operation.
The 10 nF and 0.1 F decoupling capacitors on the power supply lines are a suggested EMC
performance/cost tradeoff.
The external RC reset network (including the mandatory 1K serial resistor) is intended to protect the
device against parasitic resets, especially in noisy environments.
Unused I/Os should be tied high to avoid any unnecessary power consumption on floating lines. An
alternative solution is to program the unused ports as inputs with pull-up.
Figure 3: Recommended External Connections
VPP
VDD
VSS
OSCIN
OSCOUT
RESET
VDD
0.1F
+
See
Clocks
Section
VDD
0.1F
EXTERNAL RESET CIRCUIT
Or configure unused I/O ports
Unused I/O
10nF
4.7K
10K
by software as input with pull-up
VDD
1K
10K
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