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TSH350 Fiches technique(PDF) 3 Page - STMicroelectronics |
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TSH350 Fiches technique(HTML) 3 Page - STMicroelectronics |
3 / 21 page Electrical Characteristics TSH350 3/21 2 Electrical Characteristics Table 3: Electrical characteristics for VCC = ±2.5Volts, Tamb = 25°C (unless otherwise specified) Symbol Parameter Test Condition Min. Typ. Max. Unit DC performance Vio Input Offset Voltage Offset Voltage between both inputs Tamb 0.8 4 mV Tmin. < Tamb < Tmax. 1 ∆Vio Vio drift vs. Temperature Tmin. < Tamb < Tmax. 0.9 µV/°C Iib+ Non Inverting Input Bias Current DC current necessary to bias the input + Tamb 12 35 µA Tmin. < Tamb < Tmax. 13 Iib- Inverting Input Bias Current DC current necessary to bias the input - Tamb 120 µA Tmin. < Tamb < Tmax. 2.5 CMR Common Mode Rejection Ratio 20 log ( ∆V ic/∆Vio) ∆V ic = ±1V 56 60 dB Tmin. < Tamb < Tmax. 58 SVR Supply Voltage Rejection Ratio 20 log ( ∆Vcc/∆Vio) ∆Vcc=+3.5V to +5V 68 81 dB Tmin. < Tamb < Tmax. 78 PSR Power Supply Rejection Ratio 20 log ( ∆V cc/∆Vout) AV = +1, ∆Vcc=±100mV at 1kHz 51 dB Tmin. < Tamb < Tmax. 48 ICC Positive Supply Current DC consumption with no input signal No load 4.1 4.9 mA Dynamic performance and output characteristics ROL Transimpedance Output Voltage/Input Current Gain in open loop of a CFA. For a VFA, the analog of this feature is the Open Loop Gain (AVD) ∆V out = ±1V, RL = 100Ω 170 270 k Ω Tmin. < Tamb < Tmax. 250 k Ω Bw -3dB Bandwidth Frequency where the gain is 3dB below the DC gain AV Note: Gain Bandwidth Product criterion is not applicable for Current-Feedback- Amplifiers Small Signal Vout=20mVp-p AV = +1, RL = 100Ω AV = +2, RL = 100Ω AV = +10, RL = 100Ω AV = -2, RL = 100Ω 250 550 390 125 370 MHz Gain Flatness @ 0.1dB Band of frequency where the gain varia- tion does not exceed 0.1dB Small Signal Vout=100mVp AV = +1, RL = 100Ω 65 SR Slew Rate Maximum output speed of sweep in large signal Vout = 2Vp-p, AV = +2, RL = 100Ω 940 V/ µs VOH High Level Output Voltage RL = 100Ω 1.44 1.56 V Tmin. < Tamb < Tmax. 1.49 VOL Low Level Output Voltage RL = 100Ω -1.53 -1.44 V Tmin. < Tamb < Tmax. -1.49 |
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