參數(shù)資料
型號(hào): W925E240
英文描述: Telephone Controller
中文描述: 電話控制器
文件頁數(shù): 60/66頁
文件大?。?/td> 930K
代理商: W925E240
W925E/C240
8-bit CID Microcontroller
Revision : A6
-60-
Release Date : 2002/7/2
7
ELECTRICAL CHARACTERISTICS
7.1
Maximum Ratings*
(Voltage referenced to VSS pin)
Parameter
1
Supply Voltage with respect to VSS
2
Voltage on any pin other than supplies (note 1)
3
Current at any pin other than supplies
4
Storage Temperature
Note:
*. Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the lift and reliability
of the device.
1. VDD + 0.7 should not excess maximum rating of supply voltage.
7.2
Recommended Operating Conditions
Symbol
V
DD
Rating
-0.3 to 6
-0.7 to VDD + 0.7
0 to 10
-65 to 150
Units
V
V
MA
¢ J
Tst
Characteristics
Power Supplies (Analog)
Power Supplies (Digital)
Main Clock Frequency
Sub Clock Frequency
Tolerance on Clock Frequency
Operation Temperature
Symbol Rating
V
AD
V
DD
f
OSC
f
SUB
f
C
T
op
Unit
V
V
MHz
Hz
%
3.0 to 6.0
2.2 to 6.0
3.579545
32768
-0.1 to +0.1
0 to 75
°
C
7.3
DC Electrical Characteristics
Parameter
Symbol
Condition
FSK On, dual
clock, normal
run
FSK Off, dual
clock, normal
run
FSK off, slow
run, main osc
stopped
Idle mode,
dual clock
Idle mode,
main osc
stopped
Power down
mode
Min
Typ
Max
Unit Note
Operating Current
I
OP1
2.8
mA
I
OP2
1.3
mA
I
OP3
50
uA
I
OP4
500
uA
I
OP5
50
uA
I
OP6
1
uA
I/O Ports Input High
Voltage
I/O Ports Input Low
Voltage
I/O Ports Output High
Voltage
I/O Ports Output Low
Voltage
V
IH
0.7V
DD
V
DD
V
V
IL
V
SS
0.3V
DD
V
V
OH
I
OH
= 2.0mA
2.4
-
-
V
V
OL
I
OL
= 2.0mA
-
-
0.4
V
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