HIGH TECH
CHIPS, INC.
GENERAL PURPOSE CLOCK GENERATOR
1.0 General description.
HTC555 is a general-purpose clock generator. It requires no
external components and provides wide range of clock
frequencies. It鈥檚 very easy to use and provides general clock
solution in wide range of applications. It is very simple to design
and operate. Output frequency is determined by value of D[0:4].
Refer to Output frequency table.
Features
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PDIP, SOIC
1
2
3
4
VDD
CLKOUT
D4
D3
GND
D0
D1
D2
8
7
6
5
HTC555
Single chip solution.
Replaces clock generator.
Has one percent frequency accuracy at room temperature.
Has ten percent frequency accuracy over temperature range and VDD voltage range.
Requires no external components for operation.
2.0 Application.
Typical connection diagram.
VDD
VDD
R1
10K
R2
10K
R3
10K
R4
10K
R5
10K
HTC555
C1
100n
1
2
3
4
5
10
9
8
7
6
7
6
5
4
3
D0
D1
D2
D3
D4
VDD
CLKOUT
GND
1
2
8
CLOCK OUTPUT
FREQUENCY SELECTION
01/04/00
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英文版
GENERAL PURPOSE CLOCK GENERATOR
ETC
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英文版
GENERAL PURPOSE CLOCK GENERATOR
ETC [ETC]
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英文版
GENERAL PURPOSE CLOCK GENERATOR
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英文版
GENERAL PURPOSE CLOCK GENERATOR
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英文版
GENERAL PURPOSE CLOCK GENERATOR
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英文版
GENERAL PURPOSE CLOCK GENERATOR
ETC [ETC]