Rev 1.04

Page 2 of 17

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Table 1. Electrical Characteristics (continued)

Parameters

Symbol

Min.

Typ.

Max.

Unit

Condition

Input Characteristics

Input High Voltage

VIH

70%

–

–

Vdd

Pin 1, OE or

ST

̅ ̅ ̅

Input Low Voltage

VIL

–

–

30%

Vdd

Pin 1, OE or

ST

̅ ̅ ̅

Input Pull-up Impedance

Z_in

50

87

150

k



Pin 1, OE logic high or logic low, or

ST

̅ ̅ ̅ logic high

2

–

–

M



Pin 1,

ST

̅ ̅ ̅ logic low

Startup and Resume Timing

Startup Time

T_start

–

–

5

ms

Measured from the time Vdd reaches its rated minimum value

Enable/Disable Time

T_oe

–

–

138

ns

f = 77.76 MHz. For other frequencies, T_oe = 100 ns + 3 *

cycles

Resume Time

T_resume

–

–

5

ms

Measured from the time

ST

̅ ̅ ̅ pin crosses 50% threshold

Jitter

RMS Period Jitter

T_jitt

–

1.8

3

ps

f = 75 MHz, Vdd = 2.5V, 2.8V, 3.0V or 3.3V

–

1.8

3

ps

f = 75 MHz, Vdd = 1.8V

Peak-to-peak Period Jitter

T_pk

–

12

25

ps

f = 75 MHz, Vdd = 2.5V, 2.8V, 3.0V or 3.3V

–

14

30

ps

f = 75 MHz, Vdd = 1.8V

RMS Phase Jitter (random)

T_phj

–

0.5

0.9

ps

f = 75 MHz, Integration bandwidth = 900 kHz to 7.5 MHz

–

1.3

2

ps

f = 75 MHz, Integration bandwidth = 12 kHz to 20 MHz

Table 2. Pin Description

Pin

Symbol

Functionality

1

OE/

ST

̅ ̅ ̅ /NC

Output Enable

H

[1]

: specified frequency output

L: output is high impedance. Only output driver is disabled.

Standby

H

[1]

: specified frequency output

L: output is low (weak pull down). Device goes to sleep mode. Supply

current reduces to I_std.

No Connect

Any voltage between 0 and Vdd or Open

[1]

: Specified frequency

output. Pin 1 has no function.

2

GND

Power

Electrical ground

3

OUT

Output

Oscillator output

4

VDD

Power

Power supply voltage

[2]

Top View

Figure 1. Pin Assignments

Notes:

1. In OE or

ST

̅ ̅ ̅ mode, a pull-up resistor of 10 kΩ or less is recommended if pin 1 is not externally driven. If pin 1 needs to be left floating, use the NC option.

2. A capacitor of value 0.1 µF or higher between Vdd and GND is required.

OE/ST/NC

GND

OUT

VDD