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BA7797 Datasheet(PDF) 4 Page - Rohm |
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BA7797 Datasheet(HTML) 4 Page - Rohm |
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4 / 8 page  4 Video ICs BA7797F •Electrical characteristics (unless otherwise noted, Ta = 25°C, VCC = 10V, and f = 1kHz) Parameter Symbol Min. Typ. Max. Unit Conditions IqEE 6.4 8.5 11.3 mA IqPB 6.4 8.5 11.3 mA IqREC 5.2 6.9 9.2 mA GVCLP 27.0 28.0 29.0 dB GVCLT 19.0 20.0 21.0 dB THDLT — 0.1 0.3 % VOMLT 5.9 8.4 — dBV VNOLT — – 81.5 – 75 dBV VOA – 9.0 – 8.0 – 7.0 dBV THDA — 0.1 0.5 % MT — – 82.0 – 72 dB GVCR 19.0 20.0 21.0 dB THDR — 0.13 0.4 % VOMR 5.7 8.2 — dBV GVOR 60 71 — dB GVOP 61 68 — dB VNINP — – 122.5 – 114 dBV GVCP 35.0 36.0 37.0 dB RPH —11 20 Ω RRH —17 25 Ω BVRHDC —0 10 µAE2 = ± 55V BVRHAC 80 100 — VP-P Measurement circuit Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 Fig.1 VO = – 8dBV VO = – 8dBV VO = – 8dBV, RL = 4.7k Ω∗ THD = 1%, RL = 4.7k Ω∗ VO = 0dBV, DIN AUDIO LINE IN, TUNER IN →REC OUT VO = – 8dBV VIN = – 25dBV, RL = 4.7k Ω∗ VO = – 8dBV, RL = 4.7k Ω∗ THD = 1%, RL = 4.7k Ω∗ Rg = 680 Ω, DIN AUDIO PB IN →PB OUT f = 70kHz, V2 ± 1.5V Rg = 4.7k Ω, DIN AUDIO VIN = – 25dBV, 9pin: OPEN Fig.2 ∗ Measured at BW = 400Hz to 30kHz. Quiescent current EE Quiescent current PB Quiescent current REC 〈Line amplifier〉 Voltage gain (PB input) Voltage gain (LINE1, LINE2, TU inputs) Distortion Maximum output level Output residual noise ALC level ALC distortion Mute attenuation ratio 〈Recording amplifier〉 Voltage gain Distortion Maximum output level Openloop gain Playback preamplifier Openloop gain Input conversion noise Voltage gain (stand alone) 〈Head switch〉 PB head switch impedance REC head switch impedance REC head switch DC withstanding voltage REC head switch AC withstanding voltage No signal No signal No signal |
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