SA7016 Datasheet, PDF (5/18 Pages) NXP Semiconductors – 1.3GHz low voltage fractional-N synthesizer

Philips Semiconductors
1.3GHz low voltage fractional-N synthesizer
Product specification
SA7016
CHARACTERISTICS
V_DDCP = V_DD = +3.0V, T_amb = +25°C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
Supply; pins 3, 9
V_DD
Digital supply voltage
2.7
V_DDCP
Analog supply voltage
V_DDCP = V_DD
2.7
I_DDTotal
Synthesizer operational total supply current
V_DD = +3.0V
–
I_Standby
Total supply current in power-down mode
logic levels 0 or VDD
–
RFin main divider input; pins 5, 6
f_VCO
V_RFin(rms)
VCO input frequency
AC-coupled input signal level
350
R_in (external) = R_s = 50Ω;
–18
single-ended drive;
max. limit is indicative
@ 500 to 1300 MHz
Z_IRFin
Input impedance (real part)
C_IRFin
Typical pin input capacitance
N_main
Main divider ratio
f_PCmax
Maximum loop comparison frequency
Reference divider input; pins 11, 12
f_VCO = 1.2 GHz
–
f_VCO = 1.2 GHz
–
512
indicative, not tested
–
f_REFin
VRFin
Input frequency range from TCXO
AC-coupled input signal level
5
single-ended drive;
360
max. limit is indicative
Z_REFin
Input impedance (real part)
f_REF = 20 MHz
–
C_REFin
Typical pin input capacitance
f_REF = 20 MHz
–
R_REF
Reference division ratio
4
Charge pump current setting resistor input; pin 10
R_SET
External resistor from pin to ground
6
V_SET
Regulated voltage at pin
R_SET=7.5 kΩ
–
Charge pump outputs (including fractional compensation pump); pin 8; R_SET =7.5kΩ, FC=80
I_CP
Charge pump current ratio to I_SET1
Current gain I_PH/I_SET
–15
I_MATCH
Sink-to-source current matching
V_PH=1/2 V_DDCP.
–10
I_ZOUT
Output current variation versus V_PH2
V_PH in compliance range
–10
I_LPH
Charge pump off leakage current
V_PH=1/2 V_CC
–10
V_PH
Charge pump voltage compliance
0.7
TYP.
–
–
6.2
1
–
–
MAX.
UNIT
5.5
V
5.5
V
7.3
mA
TBD µA
1300
0
MHz
dBm
625
–
Ω
1.0
–
pF
–
65535
–
4
MHz
–
40
MHz
–
1300
mV_PP
10
–
kΩ
1.0
–
pF
–
1023
7.5
15
kΩ
1.25
–
V
+15
%
+10
%
+10
%
+10
nA
–
V_DDCP–0.8 V
1999 Nov 04
5