AD9510-VCOSLASHPCB datasheet(4/60 Pages) AD

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AD9510

Rev. A | Page 4 of 60

SPECIFICATIONS

Typical (typ) is given for VS = 3.3 V ± 5%; VS ≤ VCPS ≤ 5.5 V, TA = 25°C, RSET = 4.12 kΩ, CPRSET = 5.1 kΩ, unless otherwise noted.

Minimum (min) and maximum (max) values are given over full VS and TA (−40°C to +85°C) variation.

PLL CHARACTERISTICS

Table 1.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

REFERENCE INPUTS (REFIN)

Input Frequency

250

MHz

Input Sensitivity

150

mV p-p

Self-Bias Voltage, REFIN

1.45

1.60

1.75

Self-bias voltage of REFIN1.

Self-Bias Voltage, REFINB

1.40

1.50

1.60

Self-bias voltage of REFINB1.

Input Resistance, REFIN

4.0

4.9

5.8

kΩ

Self-biased1.

Input Resistance, REFINB

4.5

5.4

6.3

kΩ

Self-biased1.

Input Capacitance

PHASE/FREQUENCY DETECTOR (PFD)

PFD Input Frequency

100

MHz

Antibacklash pulse width 0Dh<1:0> = 00b.

PFD Input Frequency

100

MHz

Antibacklash pulse width 0Dh<1:0> = 01b.

PFD Input Frequency

MHz

Antibacklash pulse width 0Dh<1:0> = 10b.

Antibacklash Pulse Width

1.3

0Dh<1:0> = 00b (this is the default setting).

Antibacklash Pulse Width

2.9

0Dh<1:0> = 01b.

Antibacklash Pulse Width

6.0

0Dh<1:0> = 10b.

CHARGE PUMP (CP)

ICP Sink/Source

Programmable.

High Value

4.8

Low Value

0.60

With CPRSET = 5.1 kΩ.

Absolute Accuracy

2.5

VCP = VCPs/2.

CPRSET Range

2.7/10

kΩ

ICP Three-State Leakage

Sink-and-Source Current Matching

0.5 < VCP < VCPs − 0.5 V.

ICP vs. VCP

1.5

0.5 < VCP < VCPs − 0.5 V.

ICP vs. Temperature

VCP = VCPs/2 V.

RF CHARACTERISTICS (CLK2)2

Input Frequency

1.6

GHz

Frequencies > 1200 MHz (LVPECL) or 800 MHz

(LVDS) require a minimum divide-by-2 (see the

Distribution Section).

Input Sensitivity

150

mV p-p

Input Common-Mode Voltage, VCM

1.5

1.6

1.7

Self-biased; enables ac coupling.

Input Common-Mode Range, VCMR

1.3

1.8

With 200 mV p-p signal applied.

Input Sensitivity, Single-Ended

150

mV p-p

CLK2 ac-coupled; CLK2B capacitively

bypassed to RF ground.

Input Resistance

4.0

4.8

5.6

kΩ

Self-biased.

Input Capacitance

CLK2 VS. REFIN DELAY

500

Difference at PFD.

PRESCALER (PART OF N DIVIDER)

See the VCO/VCXO Feedback Divider—N (P, A, B)

section.

Prescaler Input Frequency

P = 2 DM (2/3)

600

MHz

P = 4 DM (4/5)

1000

MHz

P = 8 DM (8/9)

1600

MHz

P = 16 DM (16/17)

1600

MHz

P = 32 DM (32/33)

1600

MHz

CLK2 Input Frequency for PLL

300

MHz

A, B counter input frequency.

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