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參數資料
型號: W921E840
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-Bit Microcontroller(4位的微控制器)
中文描述: 4-BIT, EEPROM, 4 MHz, MICROCONTROLLER, PDIP40
封裝: DIP-40
文件頁數: 48/64頁
文件大?。?/td> 603K
代理商: W921E840
W921E840
- 48 -
9.1 DC Characteristics, continued
PARAMETER
SYM.
I
OP2
CONDITIONS
Analog disable, V
DD
= 5V,
F
OSC
= 4 MHz
Analog active, V
DD
= 3V,
F
OSC
= 800 KHz
Analog disable, V
DD
= 3V,
F
OSC
= 800 KHz
Analog active, V
DD
= 3V,
F
OSC
= 400 KHz
Analog disable, V
DD
= 3V,
F
OSC
= 400 KHz
V
DD
= 5V, F
OSC
= 4 MHz
V
DD
= 3V, F
OSC
= 800
KHz
V
DD
= 3V, F
OSC
= 400
KHz
V
DD
= 3V, F
OSC
= 32.768
KHz
V
DD
= 5V, F
OSC
= 4 MHz
V
DD
= 3V, F
OSC
= 800
KHz
V
DD
= 3V, F
OSC
= 400
KHz
V
DD
= 3V, F
OSC
= 32.768
KHz
MIN.
TYP.
5
MAX.
8
UNIT
mA
Operating Current
I
OP3
3.1
4.3
mA
(Active Mode)
I
OP4
0.6
1.8
mA
I
OP5
1.0
2.0
mA
I
OP6
0.4
1.0
mA
I
HM1
I
HM2
1.2
0.2
2.0
0.7
mA
mA
Hold Mode Current
I
HM3
0.1
0.4
mA
I
HM4
50
80
μ
A
I
SM1
I
SM2
2.0
1.0
3.0
3.0
μ
A
μ
A
Stop Mode Current
I
SM3
1.0
3.0
μ
A
I
SM4
1.0
3.0
μ
A
Input High Voltage
V
IH
0.7
V
DD
0
V
DD
V
DD
Input Low Voltage
V
IL
0.3
V
DD
V
DD
Pull-high Resistor
(P2, P4, P6, PA, PB, PC, PD)
Output High Voltage
Output Low Voltage
R
PH
V
DD
= 3V
100
K
V
OH
V
OL1
V
OL2
V
IL
V
TDC
THD
V
TO
I
OH
= -0.5 mA
I
OL
= 15 mA, port P2
I
OL
= 0.4 mA, Other ports
V
IN
= 0V,
RESET
pin
V
DD
= 2.7 to 5.5V
V
DD
= 2.7 to 5.5V
ROW Group, RL = 5 K
COL/ROW
V
DD
-1.0
1.0
-
130
1
0
V
2.0
0.4
1
3.0
-23
170
3
2/3
V
μ
A
V
dB
Input Leakage Current
DTMF Output DC Level
DTMF Distortion
DTMF Output Voltage
Pre-emphasis
D/A DC Reference
Voltage
D/A Resolution Voltage
-30
150
2
mVrms
dB
V
DD
V
REF
V
RSL
1/256
V
DAC
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