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HCS360 数据表(PDF) 22 Page - Microchip Technology

部件名 HCS360
功能描述  KEELOQ짰 Code Hopping Encoder
PDF  28 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

HCS360 数据表(HTML) 22 Page - Microchip Technology

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HCS360
DS40152D-page 22
 2001 Microchip Technology Inc.
TABLE 8-5:
CODE WORD TRANSMISSION TIMING PARAMETERS—MANCHESTER MODE
VDD = +2.0V to 6.6V
Commercial (C):Tamb = 0
°C to +70°C
Industrial (I):Tamb = -40
°C to +85°C
Code Words Transmitted
FAST1 = 0,
FAST0 = 0
FAST1 = 0,
FAST0 = 1
Symbol
Characteristic
Number
of TE
Min.
Typ.
Max.
Number
of Te
Min.
Typ.
Max.
Units
TE
Basic pulse element
1
520
800
1240
1
260
400
620
µs
TP
Preamble duration
32
16.6
25.6
39.7
32
8.3
12.8
19.8
ms
TH
Header duration
4
2.1
3.2
5.0
4
1.0
1.6
2.5
ms
TSTART
Start bit
2
1.0
1.6
2.5
2
0.5
0.8
1.2
ms
THOP
Hopping code duration
64
33.3
51.2
79.4
64
16.6
25.6
39.7
ms
TFIX
Fixed code duration
70
36.4
56.0
86.8
70
18.2
28.0
43.4
ms
TSTOP
Stop bit
2
1.0
1.6
2.5
2
0.5
0.8
1.2
ms
TG
Guard Time (LNGRD = 0)
8
4.2
6.4
9.9
16
4.2
6.4
9.9
ms
—
Total transmit time
182
94.6
145.6
223.7
190
49.4
76.0
117.8
ms
—
Manchester data rate
—
1923
1250
806
—
3846.2
2500
1612.9
bps
Note:
The timing parameters are not tested but derived from the oscillator clock.
VDD = +2.0V to 6.6V
Commercial (C):Tamb = 0
°C to +70°C
Industrial (I):Tamb = -40
°C to +85°C
Code Words Transmitted
FAST1 = 1,
FAST0 = 0
FAST1 = 1.
FAST0 = 1
Symbol
Characteristic
Number
of TE
Min.
Typ.
Max.
Number
of Te
Min.
Typ.
Max.
Units
TE
Basic pulse element
1
260
400
620
1
130
200
310
µs
TP
Preamble duration
32
8.3
12.8
19.8
32
4.2
6.4
9.9
ms
TH
Header duration
4
1.0
1.6
2.5
4
0.5
0.8
1.2
ms
TSTART
Start bit
2
0.5
0.8
1.2
2
0.3
0.4
0.6
ms
THOP
Hopping code duration
64
16.6
25.6
39.7
64
8.3
12.8
19.8
ms
TFIX
Fixed code duration
70
18.2
28.0
43.4
70
9.1
14.0
21.7
ms
TSTOP
Stop bit
2
0.5
0.8
1.2
2
0.3
0.4
0.6
ms
TG
Guard Time (LNGRD = 0)
16
4.2
6.4
9.9
32
4.2
6.4
9.9
ms
—
Total transmit time
190
49.4
76.0
117.8
206
26.8
41.2
63.4
ms
—
Manchester data rate
—
3846.2 2500.0 1612.9
—
7692.3 5000.0 3225.8
bps
Note:
The timing parameters are not tested but derived from the oscillator clock.



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