sa8027 NXP Semiconductors, sa8027 Datasheet - Page 6

• Manufacturer Part Number: sa8027
• Description: 2.5 Ghz Low Voltage, Low Power Rf Fractional-n/if Integer Frequency Synthesizer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
CHARACTERISTICS
2001 Aug 21
V
SYMBOL
Supply
V
V
I
I
RFin main divider input
f
V
Z
C
N
f
AUX divider input
f
V
V
Z
C
N
Reference divider input
f
V
Z
C
R
Charge pump current setting resistor input
R
V
Charge pump outputs; R
I
I
I
I
V
Total
Standby
VCO
PCmax
AUXin
REFin
CP
MATCH
ZOUT
LPH
DDCP
RFin
AUXin
REFin
DD
DDCP
RFin
AUXin
REFin
SET
PH
2.5 GHz low voltage, low power
RF fractional-N/IF integer frequency synthesizer
RFin
main
AUXin
AUX
REFin
REF
SET
= V
DD
= +3.0 V, T
PARAMETER
Digital supply voltage
Analog supply voltage
Synthesizer operational supply current
Total supply current in power-down mode
VCO input frequency
AC-coupled input signal level
Input impedance (real part)
Typical pin input capacitance
Main divider ratio
Maximum loop comparison frequency
Input frequency range
AC coupled input signal level
AC-coupled input signal level
Input impedance (real part)
Typical pin input capacitance
Auxiliary division ratio
Input frequency range from TCXO
AC-coupled input signal level
Input impedance (real part)
Typical pin input capacitance
Reference division ratio
External resistor from pin to ground
Regulated voltage at pin
Charge pump current ratio to I
Sink-to-source current matching
Output current variation versus V
Charge pump off leakage current
Charge pump voltage compliance
amb
SET
= +25 C; unless otherwise specified.
= 7.5 k
SET
PH
1
2
R
CONDITIONS
V
V
(with main and aux on)
logic levels 0 or V
R
single-ended drive;
max. limit is indicative
@ 500 to 2500 MHz
f
f
indicative, not tested
max. limit is indicative
f
f
single-ended drive;
max. limit is indicative
f
f
SA = SM = ”000”
R
Current gain = I
V
V
V
VCO
VCO
VCO
VCO
REF
REF
in
in
DDCP
DD
PH
PH
PH
in
SET
g
(external) = R
(
(external) = R
6
= +3.0 V
= 1/2 V
in compliance range
= 1/2 V
= 20 MHz
= 20 MHz
= 2.4 GHz
= 2.4 GHz
= 500 MHz
= 500 MHz
= 7.5 k
V
DD
DDCP
DDCP
)
PH
S
S
s
DD
= 50 ;
/I
= 50 ;
SET
MIN.
500
–18
512
100
–15
112
128
360
–15
–10
–10
–10
2.7
2.7
0.6
80
–
–
–
–
–
–
–
5
–
–
4
6
–
TYP.
1.22
300
7.7
3.9
0.5
7.5
10
–
–
1
–
–
–
1
–
–
–
–
–
–
–
–
1
–
–
MAX.
V
DDCP
65535
16383
2500
1300
1023
632
550
632
+15
+10
+10
+10
3.6
3.6
40
15
–
–
0
–
–
4
0
–
–
–
–
–
SA8027
–0.7
Product data
UNIT
mV
mV
mV
MHz
dBm
MHz
MHz
dBm
MHz
mA
k
k
k
pF
pF
pF
nA
%
%
%
V
V
V
V
A
PP
PP
PP