link to page 2 link to page 2 link to page 2 link to page 2 link to page 2 link to page 2 link to page 2 link to page 2 NE570PIN FUNCTION DESCRIPTIONPinSymbolDescription 1 RECT CAP 1 External Capacitor Pinout for Rectifier 1 2 RECT IN 1 Rectifier 1 Input 3 DG CELL IN 1 Variable Gain Cell 1 Input 4 GND Ground 5 INV. IN 1 Inverted Input 1 6 RES. R3 1 R3 Pinout 1 7 OUTPUT 1 Output 1 8 THD TRIM 1 Total Harmonic Distortion Trim 1 9 THD TRIM 2 Total Harmonic Distortion Trim 2 10 OUTPUT 2 Output 2 11 RES. R3 2 R3 Pinout 2 12 INV. IN 2 Inverted Input 2 13 VCC Positive Power Supply 14 DG CELL IN 2 Variable Gain Cell 2 Input 15 RECT IN 2 Rectifier 2 Input 16 RECT CAP 2 External Capacitor Pinout for Rectifier 2 ELECTRICAL CHARACTERISTICS VCC = +15 V, TA = 25 °C; unless otherwise stated. CharacteristicTest ConditionsSymbolMinTypMaxUnit Supply Voltage VCC 6.0 − 24 V Supply Current No Signal ICC − 4.3 4.8 mA Output Current Capability IOUT ±20 − − mA Output Slew Rate SR − ±0.5 − V/ms Gain Cell Distortion (Note 1) Untrimmed − 0.3 1.0 % Trimmed − 0.05 − % Resistor Tolerance − ±5 ±15 % Internal Reference Voltage 1.7 1.8 1.9 V Output DC Shift (Note 2) Untrimmed − ±90 ±150 mV Expandor Output Noise No signal, 15 Hz to 20 kHz − 20 45 mV (Note 3) Unity Gain Level (Note 4) −1.0 0 +1.0 dBm Gain Change (Notes 1 and 5) TA = 0°C to +70°C − ±0.1 ±0.2 dB Reference Drift (Note 5) TA = 0°C to +70°C − ±5.0 ±10 mV Resistor Drift (Note 5) TA = 0°C to +70°C − +8.0, −5.0 − % Tracking Error (measured relative to value at unity gain) Rectifier Input VCC = +6.0 V equals [VO − VO (unity gain)] dB − V2 dBm V2 = +6.0 dBm, V1 = 0 dB − ±0.2 − dB V2 = −30 dBm, V1 = 0 dB − +0.2 −0.5, +1.0 dB Channel Separation − 60 − dB 1. Measured at 0 dBm, 1.0 kHz. 2. Expandor AC input change from no signal to 0 dBm. 3. Input to V1 and V2 grounded. 4. 0 dB = 775 mVRMS. 5. Relative to value at TA = 25°C. http://onsemi.com2