SDAA511 September   2026 OPA192 , PGA855

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Detailed Description
    1. 2.1 ATE Testing Card and Signal Sensing
    2. 2.2 Signal Sensing Requirements
    3. 2.3 Signal Sensing
    4. 2.4 General Purpose Sensing
    5. 2.5 Precision Signal Sensing
      1. 2.5.1 Middle and High Voltage Signal
      2. 2.5.2 Current Signal with Middle and High Common Mode Voltage
      3. 2.5.3 Signal Which Requires Very Low Current Leakage
      4. 2.5.4 Fast Voltage Signal
      5. 2.5.5 Ultra-High Voltage Signal
  6. 3Summary
  7. 4References

2.5.4 Fast Voltage Signal

For signals like RF, C-phy and D-phy signal, these frequencies are up to Ghz.

Table 2-4 High Bandwidth Buffer Amplifiers
PN Key Feature
OPA892±18V, 2Ghz, 700V/us, 200mA, Ib=-9uA(typ), CMRR=104dB, THD+N=2ppm(1Khz), Offset drift=1uV/°C
OPA9555.25V, 11Ghz, 3750V/us, input capacitance = 0.9pF, Ib=-2uA(typ), CMRR=86dB, HD2=-62dBc(100Mhz), HD3=74dBc(100Mhz), Offset drift=1uV/°C
OPA8555.25V, 8Ghz, 2750V/us, input capacitance = 0.6pF, Ib=-12uA(typ), CMRR=86dB, HD2=-65dBc(100Mhz), HD3=74dBc(100Mhz), Offset drift=1uV/°C
BUF802Buffer, ±6.5V, 3.1Ghz, 7000V/us, Offset drift=700uV/°C
TRF121825Ghz, single to difference, 50ohm in/out, HD2=-62dBc, HD3=-50dBc. OP1dB=13.1dBm(16G)