CY7B991V-7JC 参数 Datasheet PDF下载

CY7B991V

3.3V RoboClock

®

Capacitance

Tested initially and after any design or process changes that may affect these parameters.

Parameter

C

IN

Description

Input Capacitance

Test Conditions

T

A

= 25°C, f = 1 MHz, V

CC

= 3.3V

Max

10

Unit

pF

AC Test Loads and Waveforms

Figure 9. Test Loads and Waveforms

V

CC

R1

C

L

R1=100

R2=100

C

L

= 30 pF

(Includes fixture and probe capacitance)

2.0V

V

th

=1.5V

0.8V

0.0V

≤ 1

ns

3.0V

2.0V

V

th

=1.5V

0.8V

≤

1 ns

R2

TTL AC Test Load

TTL Input Test Waveform

Note

10. Applies to REF and FB inputs only. Tested initially and after any design or process changes that may affect these parameters.

Document Number: 38-07141 Rev. *C

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