la9247t Sanyo Semiconductor Corporation, la9247t Datasheet
la9247t
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la9247t Summary of contents
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... Ordering number : EN8219A LA9247T Overview The LA9247T is a CD-ROM digital servo RF IC that supports speeds up to 52×. Functions • RF amplifier (with AGC), RF gain amplifier (supports playback of CD-RW discs). • RF equalizer circuit (with 7 modes), RF hold function. • PH/BH detection, FE amplifier, REFL amplifier, TE amplifier. • Servo signal VCA circuit (balance adjustment, SGC adjustment), midpoint servo (CSS) amplifier. ...
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... FEG1 FE gain 2 FEG2 FE balance 1 FBAL1 FE balance 2 FBAL2 FE gain UP FEGUP ∆FE ∆FE (frequency characteristics) LA9247T Conditions No signal No signal, EQS = 0V The difference with VR for RFAO RFIN = VR GHS = 0V GHS = 0V GHS = 3.3V The difference in RFSM when RFIN is 100mVp- 1MHz and 100mVp- 100kHz. EQS = 3.3V The difference in RFSM when RFIN is 100mVp- 2.4MHz and 100mVp- 100kHz ...
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... LDSL APC reference voltage 2 LDSH APC off voltage LDD Package Dimensions unit : mm 3253B LA9247T Conditions The difference with VR2 for 10kHz SGC = 1.3V, TBAL = VR2, GHS = 10kHz SGC = 2V, TBAL = VR2, GHS = 10kHz SGC = VR2, TBAL = 1.3V, GHS = 0V ...
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... Usage Notes The signal levels of the inputs to the A (pin 7), B (pin 8), C (pin 9), D (pin 10), E (pin 13), and F (pin 14) pins must be set above the reference voltage (VREF). LA9247T Description RF AGC detection bottom hold capacitor connection RF AGC detection peak hold capacitor connection ...
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... Block Diagram LA9247T ← These symbols indicate the phase relationship. No.N8219-5/6 ...
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... SANYO Semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of October, 2005. Specifications and information herein are subject to change without notice. LA9247T PS No.8219-6/6 ...