Quad PLL with VCXO for HDTV

MDS 477-05 H

5

Revision 062404

Integrated Circuit Systems, Inc.

ICS477-05

DC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±5%, Ambient Temperature -40 to +85

°C

AC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±5%, Ambient Temperature -40 to +85

° C

Note 1: Measured with a 15 pF load.

Note 2: With an ICS approved crystal.

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Operating Voltage

VDD

3.15

3.3

3.45

V

Supply Current

IDD

No load

48

mA

Power Down Current

IDDPD

No load

0.5

mA

Input High Voltage

PDTS pin

2

V

Input Low Voltage

PDTS pin

0.8

V

Output High Voltage

VDD-0.4

V

Output High Voltage

2.4

V

Output Low Voltage

0.4

V

Short Circuit Current

CLK output

±80

mA

Input Capacitance, inputs

5pF

Nominal Output Impedance

20

Ω

Internal Pull-up Resistor

PDTS pin

360

k

Ω

Internal Pull-down Resistor

CLK outputs

510

k

Ω

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency

Crystal input, Note 2

27

MHz

Crystal Pullability

0V< VIN < 3.3 V

±100

ppm

VCXO Gain

VIN = VDD/2 + 1 V

150

ppm/V

Output Rise Time

20% to 80%, Note 1

1.2

ns

Output Fall Time

80% to 20%, Note 1

1.0

ns

Clock Stabilization Time after

Power-up

10

ms

Cycle Jitter (short term jitter)

±200

ps

Long Term Jitter

54.054M, 54M clocks

1.0

ns

74.175M clock

1.3

ns

27M reference clock

300

ps

Output Enable Time

PDTS high to output

locked to ±1%

250

µs

Output Disable Time

PDTS low to tri-state

20

ns