Data Sheet

ADF41510

SPECIFICATIONS

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Rev. A | 3 of 29

AVDDx = AVDD1 = AVDD2 = AVDD3 = AVDD4 = AVDD5 = VP = 3.3 V ± 5%, GND = 0 V, RSET = 1.8 kΩ, dBm referred to 50 Ω, TA = TMIN (−40°C) to

TMAX (+105°C), unless otherwise noted.

Table 1. Specifications

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

RADIO FREQUENCY (RF)

CHARACTERISTICS

RF Input Sensitivity

−11

dBm

See Figure 9 and Figure 10 for more information

fRFIN Range

1

10

GHz

For lower frequencies, ensure slew rate > 320 V/µs

RF Input Sensitivity Range

−7

+5

dBm

Measured single-ended to RFINA through a 1 pF series

capacitor, 1 pF capacitor to GND on RFINB

INPUT REFERENCE FREQUENCY (REFIN)

CHARACTERISTICS

REFIN Input

Frequency

10

800

MHz

Voltage Range

0

1.8

V

Sensitivity Range

−10

+8

dBm

Biased at 1 V (AC coupling ensures 1 V bias), use square

wave at low power and/or frequency to ensure slew rate is

> 320 V/µs; for best in-band phase noise performance, ensure

slew rate > 500 V/µs

Capacitance

10

pF

Current

±150

µA

Doubler Input Frequency

225

MHz

Maximum reference frequency when the doubler is enabled

MAXIMUM PFD FREQUENCY

Integer-N Mode

250

MHz

Fractional-N Mode

125

MHz

N DIVIDER RANGE

16-Bit N Divider Range

Integer-N Mode

20

511

Fractional-N Mode

23

511

CHARGE PUMP (CP)

CP Current (ICP) Sink and Source

Programmable

High Value

7.2

mA

With RSET = 1.8 kΩ

Low Value

0.45

mA

Absolute Accuracy

5

%

With RSET = 1.8 kΩ

RSET Range

1.8

2.7

10

kΩ

5% accuracy

ICP Three-State Leakage

2

nA

VCP = 0.9 V, TA = 25°C

Sink and Source Current Matching

5

%

0.7 V ≤ CP voltage (VCP) ≤ VP − 0.7 V

ICP vs. VCP

5

%

0.7 V ≤ VCP ≤ VP − 0.7 V

ICP vs. Temperature

5

%

VCP = VP/2

LOGIC INPUTS

Input Voltage

High (VIH)

1.4

V

The serial port interface (SPI) block can accept both 1.8 V or

3.3 V logic inputs

Low (VIL)

0.6

V

Input Current (IINH, IINL)

±1

µA

Input Capacitance (CIN)

10

pF

LOGIC OUTPUTS

Output Voltage

High (VOH)

1.4

V

MUXOUT voltage = 1.8 V, DLD voltage = 1.8 V

2.6

V

MUXOUT voltage = 3.3 V, DLD voltage = 3.3 V

Low (VOL)

0.4

V