IC149_13 参数 Datasheet PDF下载

iC149

preliminar y

Rev A2, Page 5/8

PROGRAMMABLE ns-PULSE GENERATOR

SETTING THE PULSE WIDTH

∆T

= (m

∗

4

ns

+

n

∗

0.25

ns)

±

2

ns

1

≤

m (coarse)

≤

15,

0

≤

n (fine))

≤

15

∆T

= (m

∗

4

ns

+ 3.75

ns)

±

2

ns

1

≤

m (coarse)

≤

15,

n (fine)) = 15

Figure 5: Setting the pulse width "coarse"

Figure 6: Setting the pulse width "fine", with respect to the supply voltage and device parameter variation