PCK351DB datasheet(8/17 Pages) PHILIPS

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Philips Semiconductors

PCK351

1:10 clock distribution device with 3-State outputs

Product data

Rev. 01 — 14 May 2002

8 of 17

9397 750 09791

10. Dynamic characteristics

[1]

These data were extracted from characterization material and are not tested at the factory.

[2]

∆t

PLH(T) and ∆tPHL(T) are virtually independent of VCC.

[3]

∆t

PLH(V) and ∆tPHL(V) are virtually independent of temperature.

Table 8:

AC characteristics

GND = 0 V; tr =tf ≤ 3.0 ns.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VCC = 3.3 V; Tamb =25 °C

tPLH/tPHL

propagation delay A to Yn

CL = 50 pF; see Figures 5 and 8

3.1

3.6

4.1

tPZH/tPZL

propagation delay OE to Yn

CL = 50 pF; see Figures 6 and 8

1.8

3.8

5.5

tPHZ/tPLZ

propagation delay OE to Yn

CL = 50 pF; see Figures 6 and 8

1.8

4.0

5.9

tsk(o)

output-to-output skew A to Yn

CL = 50 pF; see Figures 7 and 8

0.3

0.5

tsk(p)

pulse skew A to Yn

CL = 50 pF; see Figures 7 and 8

0.2

0.8

tsk(pr)

part-to-part skew A to Yn

CL = 50 pF; see Figures 7 and 8

--1

rise time A to Yn

CL = 50 pF; see Figures 5 and 8

---ns

fall time A to Yn

CL = 50 pF; see Figures 5 and 8

---ns

VCC = 3.3 to 3.6 V; Tamb =0 °C to +70 °C

tPLH/tPHL

propagation delay A to Yn

CL = 50 pF; see Figures 5 and 8

---ns

tPZH/tPZL

propagation delay OE to Yn

CL = 50 pF; see Figures 6 and 8

1.3

5.9

tPHZ/tPLZ

propagation delay OE to Yn

CL = 50 pF; see Figures 6 and 8

1.7

6.3

tsk(o)

output-to-output skew A to Yn

CL = 50 pF; see Figures 7 and 8

0.5

tsk(p)

pulse skew A to Yn

CL = 50 pF; see Figures 7 and 8

0.8

tsk(pr)

part-to-part skew A to Yn

CL = 50 pF; see Figures 7 and 8

--1

rise time A to Yn

CL = 50 pF; see Figures 5 and 8

1.5

fall time A to Yn

CL = 50 pF; see Figures 5 and 8

1.5

Table 9:

Switching characteristics

Temperature and VCC coefﬁcients over recommended operating free-air temperature and VCC range; note 1.

Symbol

Parameter

Conditions

Max

Unit

∆tPLH(T)

temperature coefﬁcient of LOW-to-HIGH propagation delay A to Yn

(average value)

note 2

ps/10

°C

∆t

PHL(T)

temperature coefﬁcient of HIGH-to-LOW propagation delay A to Yn

(average value)

note 2

ps/10

°C

∆t

PLH(V)

VCC coefﬁcient of LOW-to-HIGH propagation delay A to Yn

(average value)

note 3

−140

ps/100 mV

∆t

PHL(V)

VCC coefﬁcient of HIGH-to-LOW propagation delay A to Yn

(average value)

note 3

−120

ps/100 mV

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