ICM7555 查看數據表（PDF） - NXP Semiconductors.

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ICM7555

General purpose CMOS timer

NXP Semiconductors. 

NXP Semiconductors

ICM7555

General purpose CMOS timer

6

normalized frequency

(%)

4

002aae413

2

0

−2

−4

0

5

10

15

20

VDD (V)

Tamb = +25 °C

RA = RB = 10 kΩ

C = 0.1 µF

Fig 10. Normalized frequency stability as a function of supply voltage (astable mode)

4

normalized frequency

(%)

2

VDD = 18 V

5V

2V

002aae414

0

−2

−4

−75

−25

25

75

125

Tamb (°C)

RA = RB = 1 kΩ

C = 0.1 µF

Fig 11. Normalized frequency stability as a function of temperature (astable mode)

ICM7555_2

Product data sheet

Rev. 02 — 3 August 2009

© NXP B.V. 2009. All rights reserved.

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