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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TLC32044MJB датащи(PDF) 22 Page - Texas Instruments |
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TLC32044MJB датащи(HTML) 22 Page - Texas Instruments |
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22 / 39 page  TLC32044C, TLC32044E, TLC32044I, TLC32044M, TLC32045C, TLC32045I VOICE-BAND ANALOG INTERFACE CIRCUITS SLAS017F − MARCH 1988 − REVISED MAY 1995 22 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D/A channel signal-to-distortion ratio (see Note 7) PARAMETER TEST CONDITIONS MIN MAX UNIT PARAMETER TEST CONDITIONS MIN MAX UNIT VI = − 6 dB to 0 dB 58 VI = − 12 dB to − 6 dB 58 VI = − 18 dB to − 12 dB 56 D/A channel signal-to-distortion ratio, TLC32044C, TLC32044E, TLC32044I, VI = − 24 dB to − 18 dB 50 D/A channel signal-to-distortion ratio, TLC32044C, TLC32044E, TLC32044I, TLC32044M VI = − 30 dB to − 24 dB 44 TLC32044M VI = − 36 dB to − 30 dB 38 VI = − 42 dB to − 36 dB 32 VI = − 48 dB to − 42 dB 26 VI = − 54 dB to − 48 dB 20 dB VI = − 6 dB to 0 dB 55 dB VI = − 12 dB to − 6 dB 55 VI = − 18 dB to − 12 dB 53 VI = − 24 dB to − 18 dB 47 D/A channel signal-to-distortion ratio, TLC32045C, TLC32045I VI = − 30 dB to − 24 dB 41 D/A channel signal-to-distortion ratio, TLC32045C, TLC32045I VI = − 36 dB to − 30 dB 35 VI = − 42 dB to − 36 dB 29 VI = − 48 dB to − 42 dB 23 VI = − 54 dB to − 48 dB 17 NOTE 7: The test condition VI is a 1-kHz input signal with an 8-kHz conversion rate (0 dB relative to Vref). The load impedance for the DAC is 600 Ω (300 Ω for TLC32044M). gain and dynamic range PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT Absolute transmit gain tracking error while transmitting into 600 Ω − 48-dB to 0-dB signal range, See Note 8 ±0.05 ±0.15 dB Absolute transmit gain tracking error while transmitting into 300 Ω, TLC32044M − 48-dB to 0-dB signal range, See Note 8 TA = 25°C, ±0.05 ±0.25 dB Absolute transmit gain tracking error while transmitting into 300 Ω, TLC32044M − 48-dB to 0-dB signal range, TA = − 55°C to 125°C, See Note 8 ±0.4 dB Absolute receive gain tracking error − 48-dB to 0-dB signal range, See Note 8 ±0.05 ±0.15 dB Absolute receive gain tracking error, TLC32044M − 48-dB to 0-dB signal range, See Note 8 TA = 25°C, ±0.05 ±0.25 dB Absolute receive gain tracking error, TLC32044M − 48-dB to 0-dB signal range, TA = − 55°C to 125°C, See Note 8 ±0.4 dB Absolute gain of the A/D channel Signal input is a − 0.5-dB, 1-kHz sinewave 0.2 dB Absolute gain of the D/A channel Signal input is a 0-dB, 1-kHz sinewave − 0.3 dB † All typical values are at TA = 25°C. NOTE 8: Gain tracking is relative to the absolute gain at 1 kHz and 0 dB (0 dB relative to Vref). |
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