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參數資料
型號: W742C813
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, MROM, 3.58 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 2.75 MM HEIGHT, QFP-100
文件頁數: 46/56頁
文件大小: 455K
代理商: W742C813
W742E/C813
- 46 -
DC Characteristics, continued
PARAMETER
Input Low Voltage
Input High Voltage
MFP Output Low Voltage
MFP Output High Voltage
Port RA, RB, RD Output
Low Voltage
Port RA, RB, RD Output
High Voltage
LCD Supply Current
SEG0-SEG39 Sink Current
(Used as LCD output)
SEG0-SEG39 Drive Current
(Used as LCD output)
Port RE, RF Sink Current
Port RE, RF Source Current
DTMF Output DC level
SYM.
V
IL
V
IH
V
ML
V
MH
V
ABL
CONDITIONS
MIN.
V
SS
0.7 V
DD
-
2.4
-
TYP.
-
-
-
-
-
MAX.
0.3 V
DD
V
DD
0.4
-
0.4
UNIT
V
V
V
V
V
-
-
I
OL
= 3.5 mA
I
OH
= 3.5 mA
I
OL
= 2.0 mA
V
ABH
I
OH
= 2.0 mA
2.4
-
-
V
I
LCD
I
OL1
All Seg. ON
V
OL
= 0.4V
V
LCD
= 0.0V
-
-
-
20
-
μ
A
μ
A
90
I
OH1
V
OH
= 2.4V
V
LCD
= 3.0V
90
-
-
μ
A
I
EL
I
EH
V
TDC
V
OL
= 0.9V
V
OH
= 2.4V
R
L
= 5K
,
V
DD
= 2.5 to 3.8V
R
L
= 5K
,
V
DD
= 2.5 to 3.8V
Low group, R
L
= 5K
Col/Row
Port RC
9
0.4
1.1
-
-
-
mA
mA
V
1.2
-
2.8
DTMF Distortion
T
HD
-
-30
-23
dB
DTMF Output Voltage
Pre-emphasis
Pull-up Resistor
RES Pull-up Resistor
V
TO
R
C
R
RES
130
1
100
20
150
2
350
100
170
3
1000
500
mVrms
dB
K
K
-
8. AC CHARACTERISTICS
PARAMETER
Op. Frequency
Frequency Deviation by
Voltage Drop for RC Oscillator
SYM.
F
OSC
f
f
T
I
T
RAW
CONDITIONS
RC type
Crystal type
f(3V) - f(2.4V)
f(3V)
MIN.
-
-
-
TYP.
2000
3.58
-
MAX.
-
-
10
UNIT
KHz
MHz
%
Instruction Cycle Time
Reset Active Width
One machine cycle
F
OSC
= 32.768 KHz
-
1
4/F
OSC
-
-
-
S
μ
S
μ
S
Interrupt Active Width
T
IAW
F
OSC
= 32.768 KHz
1
-
-
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