ATAM862 datasheet(12/110 Pages) ATMEL

12 / 110 page

4554E–4BMCU–05/06

ATAM862-3

Output power variation for the full

temperature range

amb = -40° C to +85° C

VS = 3.0 V

S = 2.0 V

∆P

Ref

∆P

Ref

-1.5

-4.0

Output power variation for the full

temperature range

amb = -40° C to +125° C

S = 3.0 V

VS = 2.0 V

Out = PRef + ∆PRef

∆P

Ref

∆P

Ref

-2.0

-4.5

Achievable output-power range

Selectable by load impedance

Out_typ

08.0

dBm

Spurious emission

CLK = f0/128

Load capacitance at Pin CLK = 10 pF

fO ± 1× fCLK

O ± 4 × fCLK

other spurious are lower

-55

-52

dBc

Oscillator frequency XTO

(= phase comparator frequency)

XTO = f0/32

fXTAL = resonant frequency of the XTAL,

M ≤10 fF, load capacitance selected

accordingly

Tamb = -40° C to +85° C

amb = -40° C to +125° C

fXTO

-30

-40

fXTAL

+30

+40

ppm

PLL loop bandwidth

250

kHz

Phase noise of phase comparator

Referred to f

PC = fXT0,

25 kHz distance to carrier

-116

-110

dBc/Hz

In loop phase noise PLL

25 kHz distance to carrier

-86

-80

dBc/Hz

Phase noise VCO

at 1 MHz

at 36 MHz

-94

-125

-90

-121

dBc/Hz

Frequency range of VCO

fVCO

310

330

MHz

Clock output frequency (CMOS

microcontroller compatible)

f0/128

MHz

Voltage swing at Pin CLK

CLoad ≤10 pF

V0l

S × 0.8

VS × 0.2

Series resonance R of the crystal

110

Ω

Capacitive load at Pin XT0

7pF

FSK modulation frequency rate

Duty cycle of the modulation signal =

50%

032

kHz

ASK modulation frequency rate

Duty cycle of the modulation signal =

50%

032

kHz

ENABLE input

Low level input voltage

High level input voltage

Input current high

VIh

IIn

1.7

0.25

µA

PA_ENABLE input

Low level input voltage

High level input voltage

Input current high

VIl

IIn

1.7

0.25

(1)

µA

Note:

1. If VS is higher than 3.6 V, the maximum voltage will be reduced to 3.6 V.

10. Electrical Characteristics (Continued)

S = 2.0 V to 4.0 V, Tamb = -40° C to +125° C, unless otherwise specified.

Typical values are given at V

S = 3.0 V and Tamb = 25° C. All parameters are referred to GND (Pin 3).

Parameters

Test Conditions

Symbol

Min.

Typ.

Max.

Unit

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