MC33990 데이터 시트보기 (PDF) - Freescale Semiconductor

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MC33990

Enhanced Class B Serial Transceiver

Freescale Semiconductor 

31 Secondary Nodes

10.6 kΩ 470 pF

342 Ω 14570 pF

FUNCTIONAL DESCRIPTION

FUNCTIONAL PIN DESCRIPTION

Figure 13. Maximum Bus Load

Table 6. Class B Bus Capacitance and Resistance Expressions

Level

Capacitance

Resistance to Ground

Minimum

Maximum

(3.3 x 0.9) + (0.47 x 0.9) = 3.39 nF

(3.3 x 1.1) + 25 (0.47 x 1.1) = 16.55 nF

(1.5 x 0.95) || (10.6 x 0.95) / 25 = 314 Ω

(1.5 x 1.05) || (10.6 x 1.05) = 1.38 kΩ

Analog Integrated Circuit Device Data

Freescale Semiconductor

33990

11

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