參數(shù)資料
型號(hào): EM6605
廠商: National Semiconductor Corporation
元件分類: 4位微控制器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4位單片機(jī)的小型通用紅外遙控器
文件頁(yè)數(shù): 38/43頁(yè)
文件大?。?/td> 557K
代理商: EM6605
EM6605
EM Microelectronic-Marin SA, 02/99, Rev. B/243
38
-40°C <T<85°C (unless otherwise specified)
Parameter
Conditions
Symb. Min.
Typ.
Max.
Unit
Input pull-down (note5)
I/O ports A,B,C,D
(optionL)
I/O ports A,B,C,D
(optionM)
I/O ports A,B,C,D
(optionH)
Reset
Test
Pin at VDD = 1.8V
Rin
25
55
170
90
15
k
k
k
k
k
Input pull-down (note5)
I/O ports A,B,C,D
(optionL)
I/O ports A,B,C,D
(optionM)
I/O ports A,B,C,D
(optionH)
Reset
Test
Pin at VDD = 3.0V
Rin
10
30
80
50
8
25
55
170
90
15
50
100
330
150
30
k
k
k
k
k
Input pull-up (note5)
I/O ports A,B,C,D
(optionL)
I/O ports A,B,C,D
(optionM)
I/O ports A,B,C,D
(optionH)
Pin at Vss / VDD = 1.8V
Rin
25
55
170
k
k
k
Input pull-up (note5)
I/O ports A,B,C,D
(optionL)
I/O ports A,B,C,D
(optionM)
I/O ports A,B,C,D
(optionH)
Pin at Vss / VDD = 3.0V
Rin
10
30
80
25
55
170
50
100
330
k
k
k
Note5 : there are three options for the value of Pull-Up / Pull-Down resistors.
Option L (low value), Option M (med. value), Option H (high value)
All Resistors have a temperature coefficient of about +0.45%/
°
C
17.6. DC characteristics - S V D Levels
SVD = Supply Voltage Detector
T= +25°C (unless otherwise specified)
1.9V
<
V
L1
<
V
L2
<
V
L3
<
4.5V
(
V
L1
> 1.3V, V
L2
> 1.8V, V
L3
> 2.0V) , @ 50 kHz < f < 250 kHz
Parameter
Supply Voltage Detector
SVLD lev3
SVLD lev2
SVLD lev1
Supply Voltage Detector
SVLD lev3
SVLD lev2
SVLD lev1
SVLD current consumption
when activated
Conditions
T = +25°C
Symb.
Min.
Typ.
Max.
Unit
V
L3
V
L2
V
L1
0.92 x V
L3
0.92 x V
L2
0.92 x V
L1
V
L3
V
L2
V
L1
1.08 x V
L3
1.08 x V
L2
1.08 x V
L1
V
V
V
0°C...+65°C
V
L3
V
L2
V
L1
0.90 x V
L3
0.90 x V
L2
0.90 x V
L1
V
L3
V
L2
V
L1
1.10 x V
L3
1.10 x V
L2
1.10 x V
L1
V
V
V
1.5V<VDD
<
3V
I
SVLD
3.0
μA
SVLD typical level values must be selected with a precision of 100 mV
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