VCXO “GPL” series (PLL based PECL) Logic: PECL square wave MERCURY Since 1973 “GPL” series VCXOs, based on phase lock loop technique, provide low cost alternative to differential PECL output with 12.5 ps RMS jitter for non-jitter sensitive applications. PRODUCT SUMMARY: Package Code PECL Frequency Range Assembly Technique Package Size (mm) [inches]. H: Seated height. Thru-Hole Types 4 PIN MODELS GPL14 GPL8 In development 5 PIN MODELS GPL514 19.440 ~ 250 MHz 4 pin DIL full size. Hermetically sealed. Can height = 7.5 mm. Sealed crystal inside. 12.8 x 20.2 x 8.3H [0.504 x 0.795 x 0.327] 12.8 x 12.8 x 5.88H [0.504 x 0.504 x 0.231] 19.440 ~250 MHz Half size 4 pin DIP. Hermetically sealed. 19.440 ~250 MHz 5 pin DIL full size. Hermetically sealed. Can height = 7.5 mm. Sealed crystal inside. 12.8 x 20.2 x 8.3H [0.504 x 0.795 x 0.327] 6 pin DIL full size. Hermetically sealed. Can height = 7.5 mm. Sealed crystal inside. Surface Mount Types – Gull Wing 12.8 x 20.2 x 8.3H [0.504 x 0.795 x 0.327] 19.440 ~250 MHz 4 pin DIL full size. Hermetically sealed. Can height = 7.5 mm. Sealed crystal inside. 19.440 ~250 MHz Half size DIP. Hermetically sealed. 12.8 x 20.2 x 9.3H [0.504 x 0.795 x 0.366] 12.8 x 12.8 x 7.6H [0.504 x 0.504 x 0.300] 19.440 ~250 MHz 5 pin DIL full size. Hermetically sealed. Can height = 7.5 mm. Sealed crystal inside. 12.8 x 20.2 x 9.3H [0.504 x 0.795 x 0.366] 6 pin DIL full size. Hermetically sealed. Can height = 7.5 mm. Sealed crystal inside. Surface Mount Types – Leadless 12.8 x 20.2 x 9.3H [0.504 x 0.795 x 0.366] 6 PIN MODELS GPL614 19.440 ~250 MHz 4 PIN MODELS GPL24 GPL18 In development 5 PIN MODELS GPL524 6 PIN MODELS GPL624 19.440 ~250 MHz GPL62 19.440 ~250 MHz 6 pad Leadless. GPL64 19.440 ~250 MHz 6 pad Leadless. GPL575 In development 19.440 ~250 MHz 6 pad Leadless. MERCURY Page 1of 7 9.6 x 11.4 x 2.5H [0.378 x 0.449 x 0.098] 9.6 x 11.4 x 4.7H [0.378 x 0.449 x 0.185] 5 x 7.5 x 2.65H [0.197 x 0.295 x 0.104] Date: Dec. 1, 2001 Rev. 0 VCXO “GPL” series (PLL based PECL) General Specification for “GPL” series voltage variation, load change, aging, shock and vibration. Output Wave Form Frequency Range Logic: PECL square wave MERCURY Since 1973 TA=+25°C, Inclusive of 25°C calibration tolerance, operating temperature range, input GPL series P E C L square wave 10K compatible, PLL based 19.440 ~ 200 MHz Input Voltage Vcc “A”: ±25 ppm over 0°C to +70°C “B”:±50 ppm over 0°C to +70°C “C”:±100 ppm over 0°C to +70°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) “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 +3.3 V ±5% (LVPECL) +5.0 V ±5% (PECL) Control Voltage Center Control Voltage Range Initial Frequency Accuracy (at +25°C) +1.65 V D.C. +0.3 V to +3.0 V To tune to the nominal frequency with Vc = +1.65 V D.C. ±0.2 V +2.5 V D.C +0.5 V to +4.5 V D.C To tune to the nominal frequency with Vc = +2.5 V D.C. ±0.2 V +2.25 V min. or custom spec. +3.95 V min. or custom spec. Frequency Stability(1) Commercial temp. range (code “C”) Frequency Stability(1) Industrial temp. range (code “I”) Output Voltage HIGH “1”, VOH To achieve desired logic levels customers need to provide terminating scheme information to Mercury or use the terminating resistor values suggested by Mercury +1.65 V max. or custom spec. Output Voltage LOW “0”, VOL Frequency Deviation Range Current Consumption Load Rise Time (Tr) and Fall Time (Tf) Duty Cycle at 50% output swing Jitter (77.760 MHz, 5V as example) SSB Phase Noise (156.25 MHz as example) Linearity Slope Polarity (Transfer Function) Start-up Time Input Impedance Frequency Response 3 dB Modulation Band Width Aging Storage Temperature Tri-state Options MERCURY +3.35 V max. or custom spec. To achieve desired logic levels customers need to provide terminating scheme information to Mercury or use the terminating resistor values suggested by Mercury ±80 ppm typical ±100 ppm typical. Wider pulling range available. Wider pulling range available. +3.3 Vcc: 75 mA max. excluding the load. +5.0 Vcc: 95 mA max. excluding the load. Total current consumption is also determined by the user’s terminating scheme. 50 ohms into Vcc-2V or Thevenin equivalent. (terminating resistors required on all outputs, see test circuits below) 2 nano sec. max (20% 80% Vcc) 50±2% typical; 50% ± 5% max. both outputs RMS: 12.5 pico seconds max. One sigma: 20 pico seconds typical (clock period jitter) -60 dBc at 10 Hz offset, -90 dBc at 100 Hz offset, -105 dBc at 1 kHz offset, -110 dBc at 10 kHz offset , -110 dBc at 100 kHz offset ±10% max. Monotonic and Positive: Increasing control voltage always increases output frequency. or Monotonic and Negative: Increasing control voltage always decreases output frequency 10 m sec. max. Greater than 50 kΩ 10 KHz min 10 kHz min. ±2 ppm / year max. -55°C to +100°C Disables both outputs when “LOW”. Internal pull-up. Page 2 of 7 Date: Dec. 1, 2001 Rev. 0 VCXO “GPL” series (PLL based PECL) Logic: PECL square wave MERCURY Since 1973 PART NUMBER FORMAT AND EXAMPLES: Desired pulling range (± ppm) GPL 3 or 5 Package Code Frequency Stability Code (A ~ F) or Cxx or Ixx “3” for +3.3V "5" for +5.0V Pulling range and range code “C”for Commercial, 0 ~70°C “I” for Industrial, -40 to +85°C xx is desired stability in ppm See below for options Nominal Frequency Options “N” for minimum “M” for maximum “T” for typical (tolerance is ±20%) 5GPL14A-80N-125.0 represents +5.0 V PLL based PECL VCXO 125.0 MHz in 4 pin DIP full size package, frequency stability is ±25 ppm over 0 to +70°C, pulling range is ±80 ppm minimum. 3GPL614C20-80T-155.520-3T represents +3.3V PLL based PECL VCXO 155.520 MHz in 6 pin full size DIL package, frequency stability is ±20 ppm over 0 to +70°C, pulling range is ±80 ppm typical, with Tri-state option on pin 3. MODELS WITH OPTIONS 4 pin thru-hole (GPL14) and gull wing (GPL24) models Part number suffix Pin 1 Pin 7 Voltage No suffix, no options Case ground control Pin 8 PECL Output Pin 14 Supply Voltage 5 pin thru-hole (GPL514) and gull wing (GPL524) models Option Part number suffix Pin 1 Pin 7 - 9C Voltage control Case ground PECL Output Complimentary PECL Output Supply Voltage - 9T Voltage control Case ground PECL Output Tri-State Supply Voltage 6 pad leadless SMD (GPL64) Suffix Pad 1 Pad 2 No suffix, Voltage Tri-state no option control MERCURY Page 3 of 7 Pin 8 Pin 9 Pad 3 Pad 4 Case ground PECL Output Date: Dec. 1, 2001 Pin 14 Pad 5 Complimentary PECL output Pad 6 Supply Voltage Rev. 0 VCXO “GPL” series (PLL based PECL) Logic: PECL square wave MERCURY Since 1973 6 pin thru-hole (GPL614) and gull wing (GPL624) models Option Suffix Pin 1 Pin 3 Pin 7 Pin 8 No - 3N Voltage control Case ground PECL Output connection - 3T Voltage control Tri-State OUTPUT WAVEFORMS : Tr Tf VOH 80% Case ground PECL Output Pin 12 Complimentary PECL output Complimentary PECL output Pin 14 Supply Voltage Supply Voltage Max. Min. 50% 20% VOL Max. Min. TH TEST CIRCUIT T Duty cycle=(TH / T)*100 ground Apply to all models and options. Both PECL and complimentary PECL outputs shown. 50 ohms coaxial Frequency counter 50 ohms V Term.= Vcc - 2.0V Oscilloscope 1 meg ohm termination + - Vcc Complimentary PECL Output 14 Q Top view Q 4 pin DIP example E/D 1 7 SUPPLY + VOLTAGE A PECL Output V 50 ohms coaxial 50 ohms - 0.047uF + - V Term.= Vcc - 2.0V Vcc 0.047uF MERCURY CONTROL VOLTAGE Page 4 of 7 Date: Dec. 1, 2001 Rev. 0