M660-02
Integrated
Circuit
Systems, Inc.
D
UAL SAW, SELECTABLE
FREQUENCY VCSO
P r e l i m i n a r y I n f o r m a t i o n
ELECTRICAL SPECIFICATIONS
DC Characteristics
Unless stated otherwise, VCC = 3.3 Volts + 10%, TA = 0 to 85 oC, VCSO Frequency =500-700MHz, Outputs terminated into 180
Ω to ground
Symbol Parameter
Power Supply VCC Positive Supply Voltage
Pin
Min
2.97
Typ
3.3
Max
3.63
Unit
V
VCC
VIN
90
125
ICC
VIN
Power Supply Current
Input Control Voltage Range
VIN Input Impedence
VIN Modulation Bandwidth
Input High Voltage
mA
V
0
V
Control
Voltage
cc
100
kΩ
kHz
V
1000
2
Frequency
1
VIH
VIL
V + 0.3
cc
Select
0.8
Input Low Voltage
-0.3
V
IIH
IIL
R
Input High Current
5
µA
µA
kΩ
F_SEL
Input Low Current
-150
51
Internal Pull-down Resistor
pulldown
Differential
Outputs
VOH
VOL
Output High Voltage
Output Low Voltage
Peak to Peak Output Voltage
Output Current
V
V
- 0.98
V
- 0.75
- 1.63
V
cc
cc
- 1.95
V
V
cc
cc
FOUT, nFOUT
0.475
0.625
0.85
20
VP-P
IOUT
VP-P
mA
Table 5: DC Characteristics
Note 1: Internally pulled down to Logic 0 (Frequency 1) if left unselected.
AC Characteristics
Unless stated otherwise, VCC = 3.3 Volts + 10%, TA = 0 to 85 oC, VCSO Frequency =500-700MHz, Outputs terminated into 180
Ω
to ground
Symbol Parameter
Min
500
Typ
Max
700
Unit
MHz
Notes
Frequency
FOUT
Output Center Frequency Range
1
±50
APR
fSTAB
Absolute Pull-Range
Frequency Stability
ppm
110
6
ppm p-p
LIN
Tuning Linearity
VCO Gain
%
VIN
= 0.3 to 3.0V
@622.08MHz
230
KVCO
ppm/V
Best fit straight line
-50
-77
Outputs
Non-harmonic Spurious
dBc
100Hz Offset
1kHz Offset
-41
-68
Φn
SSB (single sideband)
Phase Noise, offset
from carrier
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
ps rms
ps rms
%
10kHz Offset
-97
100kHz Offset
12kHz to 20MHz
50kHz to 80MHz
-122
0.37
0.19
J(t)
Jitter (rms)
2
45
55
odc
tR
Output Duty Cycle
2
Output Rise Time for FOUT, nFOUT
275
275
400
400
ps
ps
20% to 80%
20% to 80%
2
tF
Output Fall Time for FOUT, nFOUT
Table 6: AC Characteristics
Note 1: Consult ICS for availability of other APRs.
Note 2: See Parameter Measurement Information on pg. 4.
M660-02 Datasheet Rev 3.0
3 of 4
Revised 10Apr2003
Integrated Circuit Systems, Inc. ● Communications Modules ● www.icst.com ● tel (508) 852-5400