PIN DESCRIPTION OF INTEGRATED CIRCUITS
AN8399SA – HF-PREAMPLIFIER
Pin Name Direction Description
1PD → HF-preamp input for LD output monitoring PD signals
2LD → HF-preamp external TR drive pin for driving LD
3 VCC +HF power supply
4 RFN → HF-preamp RF addition amp inverting input
5 RFOUT HF-preamp → RF addition amp output
6 RFIN → HF-preamp AGC amp input
7 LDRCTL → HF-preamp LD reference voltage control pin
8 CAGC → HF-preamp AGC loop filter connection pin
9 ARF HF-preamp → RF after AGC output
10 CEA → HF-preamp capacitor for 3T-ENV detection filter connection pin
11 3TOUT HF-preamp → 3T-ENV detection output
12 CBDO → HF-preamp capacitor for low-speed dark level BDO detection connection pin
13 BDO HF-preamp → BDO detection output
14 COFTR → HF-preamp capacitor for low-speed off-track detection connection pin
15 OFTR HF-preamp → off-track detection output
16 NRFDET HF-preamp → RF signal amplitude detection information output
17 GND GND ground pin
18 SLPSW → HF-preamp sleep mode control pin
19 VREF VREF reference voltage output (VCC / 2)
20 TEN → HF-preamp TE amp inverting input
21 TEOUT HF-preamp → track error output
22 FEN → HF-preamp FE amp inverting input
23 FEOUT HF-preamp → focus error output
24 GCTL → HF-preamp gain & APC control pin
25 FBAL → HF-preamp pin to input signal for controlling focus balance adjustment
26 TBAL → HF-preamp pin to input signal for controlling tracking balance adjustment
27 E → HF-preamp satellite diode signal input
28 F → HF-preamp satellite diode signal input
29 D → HF-preamp central diode signal input
30 B → HF-preamp central diode signal input
31 C → HF-preamp central diode signal input
32 A → HF-preamp central diode signal input
SM8613AV – LASER DIODE DRIVER
Pin Name Direction Description
1 LDISET → laser diode driver LD drive maximum current setting resistor connection
2 NC1 – no connection
3 MUTE → laser diode driver intermittent drive stop signal
4 PCK → laser diode driver intermittent control reference pulse input
5 DUTYADJ → laser diode driver intermittent duty ratio adjust resistor connection
6 FLOCK → laser diode driver intermittent drive control signal
7 NC2 – no connection
8 GND GND ground
9 PDVIN → laser diode driver laser luminosity monitor voltage input
10 NC3 – no connection
11 LDOFF → laser diode driver LD drive current control signal
12 LDIOUT laser diode driver → LD drive current output
13 VCC +2.6V supply voltage
14 RG2 laser diode driver → APC frequency response control capacitor connection
15 NC4 – no connection
16 RG1 → laser diode driver APC loop gain control resistor connection
3-1
To Next Page
Loading...
