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CS61880 Datasheet(PDF) 54 Page - Cirrus Logic |
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CS61880 Datasheet(HTML) 54 Page - Cirrus Logic |
54 / 70 page CS61880 54 DS450PP3 19.3 Digital Characteristics (TA = -40 ° C to 85° C; TV+, RV+ = 3.3 V ±5%; GND = 0 V) 19.4 Transmitter Analog Characteristics (TA = -40 ° C to 85° C; TV+, RV+ = 3.3 V ±5%; GND = 0 V) Parameter Symbol Min. Typ Max Units High-Level Input Voltage Note 6 VIH 2.0 - - V Low-Level Input Voltage Note 6 VIL -- 0.8 V LOOP[7:0] Low-Level Input Voltage VIHL - - 1/3 VCCIO-0.2 V LOOP[7:0] Mid-Level Input Voltage VIHM 1/3 VCCIO +0.2 1/2 VCCIO 2/3 VCCIO-0.2 V LOOP[7:0] High-Level Input Voltage VIHH 2/3 VCCIO +0.2 - - V High-Level Output Voltage Notes 6, 7 IOUT = -400 µA VOH 2.4 - - V Low-Level Output Voltage Notes 6, 7 IOUT = 1.6 mA VOL -- 0.4 V Input Leakage Current -10 - +10 µA Input leakage for LOOP pins -150 +150 µA Parameter Min. Typ Max Units Output Pulse Amplitudes E1 75 Ω Notes 8, 9, 11 E1 120 Ω 2.14 2.7 2.37 3.0 2.6 3.3 V V Ratio of Positive to Negative pulses Notes 8, 9, 11 Amplitude at center of pulse interval Width at 50% of nominal amplitude 0.95 0.95 - - 1.05 1.05 Pulse Amplitude of a space E1 120 Ω E1 75 Ω -0.3 -0.237 - - 0.3 0.237 V V Transmit Return Loss 51 kHz to 102 kHz 102 kH to 2048 kHz Notes 10, 11, 12 2048 kHz to 3072 kHz -14 -14 -14 -20 -19 -18 - - - dB Jitter Added by the Transmitter 10 Hz - 8 kHz 8kHz - 40 kHz Notes 10, 13 10 Hz - 40 kHz Broad Band - - - - 0.010 0.009 0.007 0.015 0.020 0.025 0.025 0.050 UI Transmitter Short Circuit Current per channel - - 50 mA RMS |
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Similar Description - CS61880 |
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