參數(shù)資料
型號: ST52T430K3B6
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 20 MHz, MICROCONTROLLER, PDIP32
封裝: PLASTIC, SDIP-32
文件頁數(shù): 65/85頁
文件大小: 1192K
代理商: ST52T430K3B6
ST52T430/E430
68/85
12.3 Recommended Operating Condition
Operating condition: VDD=5V
±10%; TA=0/125°C (unless otherwise specified).
Notes:
1. It is reccomendend to insert a capacitor beetwen VDD and VSS for improving noise rejection. Rec-
comended values are 10
F (electrolytic or tantalum) and/or 100 nF (ceramic).
2. In order to use SCI correctly maintaining the programmed baud rates, fosc must be set to 5, 10 or 20
Mhz.
3. A lower VDD decreasing fosc (see Figure 12.3). Data illustrated in the figure are characterized but not
tested.
Figure 12.3 fosc Maximum Operating Frequency versus VDD supply
Table 12.4 Recommended Operating Conditions
Symbol
Parameter
Test Condition
Min.
Typ.
Max
Unit
VDD
2)
Operating Supply
Refer to Figure 12.3
3.5
5.5
V
VPP
Programming Voltage
11.4
12
12.6
VO
Output Voltage
VSS
VDD
VDDA,
Analog Supply Voltage
VDD-0.3
VDD
VDD+0.3
VSSA
Analog Ground
VSS-0.3
VSS
VSS+0.3
fOSC
1)2)
Oscillator Frequency
2
20
MHz
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
0
2
4
6
8
10
12
14
16
18
20
Functionality not guarateed in this area
Functionality guarateed in this area
Vdd (V)
f os
c
.
ma
x
(M
H
z
)
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