345R-XXLF(2013) Ver la hoja de datos (PDF) - Integrated Device Technology

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Fabricante

345R-XXLF
(Rev.:2013)

TRIPLE PLL FIELD PROGRAMMABLE SS VERSACLOCK SYNTHESIZER

Integrated Device Technology 

ICS345

TRIPLE PLL FIELD PROGRAMMABLE SS VERSACLOCK SYNTHESIZER

EPROM CLOCK SYNTHESIZER

Recommended Operation Conditions

Parameter

Ambient Operating Temperature (ICS345RP)

Ambient Operating Temperature (ICS345RIP)

Power Supply Voltage (measured in respect to GND)

Power Supply Ramp Time

Min.

0

-40

+3.15

Typ.

+3.3

Max.

+70

+85

+3.45

4

Units

C

C

V

ms

DC Electrical Characteristics

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

Parameter

Symbol

Conditions

Min. Typ.

Operating Voltage

VDD

3.15

Operating Supply Current IDD Configuration Dependent -

Input High Voltage

See VersaClockTM

Estimates

Nine 33.3333 MHz outs,

23

PDTS = 1, no load, Note 1

PDTS = 0, no load, Note 1

20

Input High Voltage

VIH S2:S0

2

Input Low Voltage

VIL S2:S0

Input High Voltage, PDTS VIH

VDD-0.5

Input Low Voltage, PDTS VIL

Input High Voltage

VIH ICLK

VDD/2+1

Input Low Voltage

VIL ICLK

Output High Voltage

(CMOS High)

VOH IOH = -4 mA

VDD-0.4

Output High Voltage

Output Low Voltage

Short Circuit Current

Nominal Output

Impedance

VOH

VOL

IOS

ZO

IOH = -12 mA

IOL = 12 mA

2.4

±70

20

Internal Pull-up Resistor RPUS S2:S0, PDTS

250

Internal Pull-down

RPD CLK outputs

525

Resistor

Input Capacitance

CIN Inputs

4

Max.

3.45

Units

V

mA

mA

A

V

0.4

V

V

0.4

V

V

VDD/2-1 V

V

V

0.4

V

mA



k

k

pF

Note 1: Example with 25 MHz crystal input with nine outputs of 33.3 MHz, no load, and VDD = 3.3 V.

IDT® TRIPLE PLL FIELD PROGRAMMABLE SS VERSACLOCK SYNTHESIZER

5

ICS345

REV P 090613

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