參數(shù)資料
型號(hào): ST52513F3
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: MICROCONTROLLER, PDSO20
封裝: ROHS COMPLIANT, SOP-20
文件頁數(shù): 15/136頁
文件大小: 2791K
代理商: ST52513F3
16.4 Supply Current Characteristics
Supply current is mainly a function of the operating
voltage and frequency. Other factors such as I/O
pin loading and switching rate, oscillator type,
internal code execution pattern and temperature,
also have an impact on the current consumption.
The test condition in RUN mode for all the IDD
measurements are, unless otherwise specified:
OSCin = external square wave, from rail to rail;
OSCout = floating;
All I/O pins in input to VSS
TA=-40 to 85
° C
Notes:
1. CPU running with memory access, all I/O pins in input mode with a static value at VSS (no load), all pe-
ripherals switched off; external clock input.
2. CPU in WAIT mode with all I/O pins in input mode with a static value at VSS (no load), all peripherals
switched off; external clock input.
3. CPU running with memory access, all I/O pins in input mode with a static value at VSS (no load), all pe-
ripherals switched off; external clock input, CPU clock frequency divided 64 times by using the related
Configuration Register.
4. Device driven by Internal oscillator at 10 MHz.
5. Not tested in production
Table 16.5 Supply Current in RUN, WAIT and SLOW Mode, 5,5 V supply voltage 5).
Symbol
Parameter
Conditions
Typ
Max3)
Unit
IDD
Supply current in RUN mode 1)
VDD=5.5V
mA
fosc= 1 Mhz
2.17
4.0
fosc= 5 Mhz,
3.79
4.8
fosc= 10 MHz
5.85
6.8
fosc=20 MHz
9.87
11.5
fintosc=10 MHz 5.30 4)
6.0
Supply current in WAIT mode 2)
fosc=1 Mhz
1.61
2.7
fosc=5 MHz
2.23
3.0
fosc=10 MHz
2.97
4.6
fosc=20 MHz
4.43
5.85
fintosc=10 MHz 2.50 4)
3.0
Supply current in SLOW mode 3)
VDD=5.5V
fCPU=fOSC/64
fosc=1 Mhz
1.95
3.9
fosc=5 MHz
3.06
4.5
fosc=10 MHz
4.34
5.5
fosc=20 MHz
6.75
8.6
fintosc=10 MHz 3.98 4)
4.5
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