V C X O “G” series
Logic: TTL / CMOS
Wave Form: Square
MERCURY
Since 1973
“G” series General Specifications
TA=+25°C, VDD= At specified voltage, CL=15 pF
3.3 V System
VDD = +3.3 V D.C. ±5%
5.0 V System
VDD =+5.0 V D.C.±5%
Input Voltage (VDD)
Control Voltage Center (Vc)= +1.65 V Control Voltage Center (Vc) = +2.5 V
Voltage code is “3"
To tune to the nominal frequency with
Vc = 1.65 V±0.2V
Voltage code is "5"
To tune to the nominal frequency with
Vc = 2.5V V±0.2V
Initial Frequency Accuracy (at+25°C)
Commercial temperature
500 kHz ~ 100 MHz
500 kHz ~ 90 MHz
500 kHz ~ 156 MHz
500 kHz ~ 140 MHz
Frequency
Range
(0°C to +70°C)
Industrial temperature
(-40°C to +85°C)
TTL
2.4 V min.
2.97 min.
2.4 V min.
Vcc – 0.5 min.
Output Voltage HIGH “1”
Output Voltage LOW “0”
Frequency Pulling Range
CMOS
TTL
CMOS
0.4 V max.
0.4 V max.
0.33 max.
0.5 V max.
From ±30 ppm to ±150 ppm
Control Voltage Range: 0.3 V to 3.0 V
“A”: ±25 ppm over 0°C to +70°C
“C”:±100 ppm over 0°C to +70°C
From ±80 ppm to ±200 ppm
Control Voltage Range: 0.5 V to 4.5 V
“B”:±50 ppm over 0°C to +70°C
Frequency Stability(1)
Commercial temp. range (code “C”)
For non-standard please give desired frequency stability after the “C”.
For example “C20” is ±20 ppm over 0 to +70°C
“D”:±25 ppm over -40°C to +85° (not available on all packages)
Frequency Stability(1)
Industrial temp. range (code “I”)
“E”:±50 ppm over -40°C to +85°C
“F”:±100 ppm over -40°C to +85°C
For non-standard please give desired frequency stability after the “I”.
For example “I20” is ±20 ppm over -40 to +85°C
5 ~ 10 TTL gates
TTL
Output Load
CMOS
15 ~ 50 pF
5 n Sec. max; 2 n Sec. typical. Measured between 0.4V to 2.4V
(RL=390 Ω; CL=15 pF)
5 n Sec. max; 2 n Sec. typical. Measured between 10% to 90%VDD
(CL=15 pF)
TTL
Rise Time (Tr) and
Fall Time (Tf)
CMOS
TTL
Duty Cycle
40% min. 60 % max. (measured at +1.4 V)
40% min. 60 % max. (measured at 50% VDD)
10 m Sec. max. 5 m Sec. typical
10% max.; 6% typical
CMOS
Start-up Time (Ts)
Linearity
Monotonic and Positive: Increasing control voltage always increases output
frequency. Negative slope is also available.
15 ~ 45 mA (frequency dependent)
10 kHz min.
Slope Polarity (Transfer Function)
Current Consumption
Modulation Bandwidth (±3 dB)
Input Impedance
10 kΩ at 10 kHz min.
Storage Temperature
Aging
Jitter, one sigma, 155.520 MHz, +5 V
-40°C to +85°C
±5 ppm per year max.
25 ps typical, 28 ps max.
(1)Inclusive of 25°C tolerance, operating temperature range, ±10% input voltage variation, load change, aging, shock and
vibration.
MERCURY
Page 2 of 6
Date: Dec. 1, 2001
Rev. 0
MERCURY [ MERCURY UNITED ELECTRONICS INC ]
