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HA12227F Datasheet(PDF) 6 Page - Hitachi Semiconductor |
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HA12227F Datasheet(HTML) 6 Page - Hitachi Semiconductor |
6 / 86 page HA12226F/HA12227F Rev.6, Dec. 2000, page 6 of 86 Pin Description, Equivalent Circuit (V CC = 12 V, A system of single supply voltage, Ta = 25 °C, No Signal, The value in the show typical value.) (cont) Pin No. Terminal Name Note Equivalent Circuit Pin Description 10 GPCAL R = 110 k Ω R 2.5 V GP gain calibration terminal 11 RECCAL R = 110 k Ω REC gain calibration terminal 12 ALCCAL R = 140 k Ω ALC operation level calibration terminal 14 MSDET n = 6 GND VCC n 0 µA Time constant pin for MS * 1 13 ALCDET n = 2 27 MSIN R = 50 k Ω VCC/2 VCC V R MS input * 1 9 ALCIN (R) R = 100 k Ω 34 ALCIN (L) 30 MAI V = V CC / 2 VCC/2 VCC V MAI 8.2 k MAOUT 100 k MS Amp. input * 1 29 MS GND V = 0 V MS output voltage level control pin * 1 55 ALC (R) V = 0 V Variable impedance for attenuation 44 ALC (L) Note: 1. MS: Music Sensor 2. Non connection regarding the HA12227F. 3. Test pin regarding the HA12227F. |
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