ML12149 Datasheet, PDF (2/12 Pages) LANSDALE Semiconductor Inc. – Low Power Voltage Controlled Oscillator Buffer

ML12149
LANSDALE Semiconductor, Inc.
PIN NAMES
Pin
VCC
CNTL
TANK
VREF
QB
GND
Q
Q2
Function
Power Supply
Amplitude Control for Q, QB Output Pair
Tank Circuit Input
Bias Voltage Output
Open Collector Output
Ground
Open Collector Output
Low Power Output
MAXIMUM RATINGS (Note 1)
Parameter
Symbol
Value
Unit
Power Supply Voltage, Pin 1
VCC
–0.5 to 7.0
V
Operating Temperature Range
TA
–40 to 85
C
Storage Temperature Range
TSTG
–65 to 150
C
Maximum Output Current, Pin 8
IO
7.5
mA
Maximum Output Current, Pin 5,7
IO
12
mA
NOTES: 1. Maximum Ratings are those values beyond which damage to the device may occur.
Functional operation should be restricted to the Recommended Operating Conditions.
ELECTRICAL CHARACTERISTICS (VCC = 2.7 to 5.5 VDC, TA = –40 to 85 C, unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Supply Current (CNTL=GND)VCC = 3.3 V
VCC = 5.5 V
ICC
–
16
–
23.5
Supply Current (CNTL=OPEN)VCC = 3.3 V
VCC = 5.5 V
ICC
–
10
–
15
Output Amplitude (Pin 8)VCC = 2.7 V
High Impedance LoadVCC = 2.7 V
Output Amplitude (Pin 8)VCC = 5.5 V
High Impedance LoadVCC = 5.5 V
Output Amplitude (Pin 5 & 7) [Note 1] VCC = 2.7 V
50 Ω to VCC
VCC = 2.7 V
Output Amplitude (Pin 5 & 7) [Note 1] VCC = 5.5 V
50Ω to VCC
VCC = 5.5V
Tuning Voltage Sensitivity [Notes 2 and 3]
Frequency of Operation
CSR at 10 kHz Offset, 1Hz BW [Notes 2 and 3]
VOH,
VOL
VOH,
VOL
VOH,
VOL
VOH,
VOL
Tstg
FC
(f)
1.75
1.85
1.20
1.35
4.50
4.6
3.85
4.0
2.6
2.7
2.1
2.3
5.4
5.5
4.8
5.0
–
20
100
–
–
–85
CSR at 100 kHz Offset, 1Hz BW [Notes 2 and 3]
(f)
–
–105
Frequency Stability [Notes 3 and 4]
Supply Drift
Thermal Drift
NOTES: 1. CNTL pin tied to ground.
2. Actual performance depends on tank components selected.
3. See Figure 12, 750 MHz tank.
4. T = 25 C, VCC = 5.0 V ±10%
Fsts
fstt
–
0.8
–
50
Max
20
30
15.0
24.5
1.95
1.50
4.70
4.15
–
2.4
–
5.1
–
1300
–
–
–
–
Unit
mA
mA
V
V
V
V
MHz/V
MHz
dBc/Hz
dBc/Hz
MHz/V
KHz/ C
Page 2 of 12
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