SKY72300-21 Skyworks Solutions Inc, SKY72300-21 Datasheet - Page 17

• Manufacturer Part Number: SKY72300-21
• Description: IC SYNTHESIZER 2.1GHZ 28-EPTSSOP
• Manufacturer: Skyworks Solutions Inc
• Type: Fractional N Synthesizerr

Specifications of SKY72300-21

• Pll: Yes
• Input: Clock, Crystal
• Output: Clock, Crystal
• Number Of Circuits: 1
• Ratio - Input:output: 2:2
• Differential - Input:output: Yes/Yes
• Frequency - Max: 2.1GHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 2.7 V ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP Exposed Pad, 28-eTSSOP, 28-HTSSOP
• Frequency-max: 2.1GHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 863-1076-2

Table 8. Electrical Characteristics (Note 1) (1 of 2)
(VDD = 3 V, T
Power Consumption
Total power consumption
Power-down current
Reference Oscillator
Reference oscillator frequency
Oscillator sensitivity (as a buffer)
Frequency shift versus supply voltage
VCOs
Main synthesizer operating frequency
Auxiliary synthesizer operating frequency
RF input sensitivity
RF input impedance
Main fractional-N tuning step size
Auxiliary fractional-N tuning step size
Noise
Phase noise floor
Phase Detectors and Charge Pumps
Main phase detector frequency
Auxiliary phase detector frequency
Charge pump output source current
Charge pump output sink current
Charge pump accuracy
Charge pump output voltage linearity range
Charge pump current versus temperature
Charge pump current versus voltage
A
= 25 C, Unless Otherwise Noted)
Parameter
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
101217N • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • September 11, 2009
P
I
F
V
F
F
F
V
Z
P
F
F
I
I
I
I
I
I
CC
CP
CP
CP
CP
CP
CP
OSC
OSC
SHIFT
VCO
VCO
VCO
VCO
REF
REF
TOTAL
NF
F
F
-
-
-
_
STEP
STEP
Symbol
vs V
vs T
vs V
SOURCE
SINK
ACCURACY
PWDN
_
_
_
_
_
MAIN
AUX
_
MAIN
AUX
IN
SUPPLY
_
_
CP
CP
MAIN
AUX
Charge pump currents of
200 A. Both synthesizers
fractional,
F
F
Auxiliary synthesizer
power down
AC coupled, single-ended
2.7 V V
Sinusoidal, –40 C to
+85 C
Sinusoidal, –40 C to
+85 C
AC coupled
Measured inside the loop
bandwidth using 25 MHz
reference frequency,
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
V
V
0.5 V V
– 0.5 V)
V
–40 C < T < +85 C
0.5 V V
– 0.5 V)
REF
REF
CP
CP
CP
= 0.5 VCC
= 0.5 VCC
= 0.5 VCC
_
_
Test Conditions
MAIN
AUX
= 1 MHz
XTAL
CP
CP
= 20 MHz,
(VCC
(VCC
CP
CP
CP
3.3 V
CP
CP
100 (Note 3)
100 (Note 3)
GND + 400
DATA SHEET • SKY72300-21 FREQUENCY SYNTHESIZER
–125
Min
125
0.1
50
F
REF
_
MAIN
@ 1200 MHz
/218 or F
F
+ 20 Log (N)
10 (Note 2)
REF
94 – j140
–128
37.5
_
±20
Typ
27
AUX
/210
REF
_
MAIN
/210
VCC
–1000
2100
1000
Max
CP
500
250
2.0
50
25
25
0.3
5
8
– 400
dBc/Hz
mV
Units
MHz
ppm
MHz
MHz
MHz
MHz
mW
mW
Vpp
mV
Hz
Hz
%
%
%
PEAK
A
A
A
17