Model No. PFT-8G18G-5BT-8BD-640K   

 

PMI Model No. PFT-8G18G-5BT-8BD-640K is a high speed 5-Bit Frequency Translator that operates over the frequency range of 8.0 to 18.0 GHz.  It features 8 independently calibrated bands for better amplitude and phase accuracy, resulting in excellent carrier suppression over narrower frequency ranges

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Product Feature

Test Report

Specifications:

Frequency Range 8.0 to 18.0 GHz
Insertion Loss

For translation rates less than 100 kHz
18.0 ± 1 dB @ 8.0 GHz
Measured 17.7 ± 0.42 dB
16.0 ± 1 dB @ 10.0 GHz
Measured 16.3 ± 0.52 dB
12.5 ± 1 dB @ 15.0 GHz
Measured 12.3 ± 0.97 dB
12.0 ± 1 dB @ 18.0 GHz
Measured 11.8 ± 1.10 dB

Insertion Loss Increase vs
Translation Rates
1 dB (100 kHz to 200 kHz)
Measured 0.1 dB
2 dB (200 kHz to 320 kHz)
Measured 0.3 dB
Amplitude Variation vs Phase
(At any constant frequency and
temperature)
±1.25 dB max.
Measured ±0.74 dB
Amplitude Variation vs Temperature ±1 dB max. (0 °C to 40 °C)
Measured 0.06 dB
Amplitude Ripple
(In any instruction frequency band in excess of the nomincal slope and at any fixed phase)
2.5 dB PK-PK max.
Measured 0.72 dB
VSWR In/Out 2.0:1 max. - Measured 1.8:1
Input Power Level

15 dBm max (Operating)
25 dBm max (Survival)

Control

5-Bit, Linear Phase
(See J3 Pin Functions Table on Product Feature)

3-Bit (See instruction frequency bands table on Product Feature)

  Enable Bit Logic "1" Data Transparent
  Enable Bit Logic "0" Inputs locked and phase forced to 202.5°
(Input word 10100)
Logic Controls Input

Schottky TTL (STTL) Compatible

Carrier and Spurious Suppression
Relative to Main Lobe
 
  ±200 kHz Offset Frequency

24 dB min. (5 Bit Up/Down Counter)
Measured 24.3 dB min.

  ±320 kHz Offset Frequency 21 dB min. (5 Bit Up/Down Counter)
Measured 24.2 dB min
  ±640 kHz Offset Frequency 18 dB min. (4 Bit Up/Down Counter, LSB held low)
Measured 23.0 dB min.
Suppression Degradation

2 dB max (-25 °C and 75 °C)

Measured 1.2 dB max.

Group Delay

2 ns max.

Measured 0.71 ns

Power Supply +12 VDC (3%) @ 60 mA max.
Measured 45 mA
-12 VDC (3%) @ 60 mA max.
Measured 35 mA
+5 VDC (3%) @ 250 mA max
Measured 186 mA
Absolute Max Voltage

+15 VDC
-15 VDC

+7 VDC

Supply Ripple 200 mV PK-PK max.
(No performance degradation)
Warm-Up Time 1.5 minutes max.
Finish Painted Blue

Environmental Ratings:

Temperature:  -54 ºC to +100 ºC Operating
 -64 ºC to +125 ºC Non-Operating
Humidity: MIL-STD-202F, Method 103B Cond B
Shock MIL-STD-202F, Method 213B Cond B
Vibration: MIL-STD-202F, Method 204D Cond B
Altitude: MIL-STD-202F, Method 105C Cond B
Temperature Cycle MIL-STD-202F, Method 107