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參數(shù)資料
型號: W742S81A
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4-BIT, FLASH, 3.58 MHz, MICROCONTROLLER, PQFP100
文件頁數(shù): 37/47頁
文件大小: 242K
代理商: W742S81A
W742S81A
Publication Release Date: March 2003
- 37 -
Revision A1
7. ABSOLUTE MAXIMUM RATINGS
PARAMETER
RATING
-0.3 to +7.0
-0.3 to +7.0
120
0 to +70
-55 to +150
UNIT
V
V
mW
°
C
°
C
Supply Voltage to Ground Potential
Applied Input/Output Voltage
Power Dissipation
Ambient Operating Temperature
Storage Temperature
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
8. DC CHARACTERISTICS
(VDD-VSS = 3.0 V, Fm = 3.58MHz, Fs = 32.768 KHz, Ta = 25
°
C, LCD on; unless otherwise specified)
PARAMETER
SYM
.
V
DD
I
OP1
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Op. Voltage (W742S81A)
Op. Current (Crystal type)
-
No load (Ext-V)
In dual-clock normal
operation
No load (Ext-V)
In dual-clock slow operation
and Fm is stopped
Hold mode No load (Ext-V)
In dual-clock normal
operation
Hold mode No load (Ext-V)
In dual-clock slow operation
and Fm is stopped
Stop mode No load (Ext-V)
In dual-clock normal
operation
-
-
I
OL
= 3.5mA
I
OH
= 3.5mA
I
OL
= 2.0mA
2.4
-
-
5.5
2.5
V
mA
0.9
20
Op. Current (Crystal type)
I
OP3
-
30
μ
A
Hold Current (Crystal type)
I
HM1
-
-
450
μ
A
μ
A
Hold Current (Crystal type)
I
HM3
-
15
30
Stop Current (Crystal type)
I
SM1
-
1
2
μ
A
Input Low Voltage
Input High Voltage
MFP Output Low Voltage
MFP Output High Voltage
Port RA, RB, RD and RF Output
Low Voltage
Port RA, RB, RD and RF Output
high Voltage
LCD Supply Current
SEG0-SEG39 Sink Current
(Used as LCD output)
SEG0-SEG39 Drive Current
V
IL
V
IH
V
ML
V
MH
V
ABL
V
SS
0.7V
DD
-
2.4
-
-
-
-
-
-
0.3V
DD
V
DD
0.4
-
0.4
V
V
V
V
V
V
ABH
I
OH
= 2.0mA
2.4
-
-
V
I
LCD
I
OL1
All Seg. ON
V
OL
= 0.4V
V
LCD
= 0.0V
V
OH
= 2.4V
-
-
-
6
-
μ
A
μ
A
90
I
OH1
90
-
-
μ
A
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