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SAA7335GP Datasheet(PDF) 4 Page - NXP Semiconductors |
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SAA7335GP Datasheet(HTML) 4 Page - NXP Semiconductors |
4 / 36 page 1997 Aug 11 4 Philips Semiconductors Preliminary specification DSP for CD and DVD-ROM systems SAA7335 PINNING SYMBOL PIN TYPE DESCRIPTION VSSA1 1 supply analog ground 1 Iref 2 I analog current reference input for ADC REFLo 3 I analog low reference input for ADC REFHi 4 I analog high reference input for ADC VREF 5 I analog negative input HFIN 6 I analog positive input VSSA2 7 supply analog ground 2 AGCOUT 8 O analog test pin output VDDA2 9 supply analog supply voltage 2 VDDD1 10 supply digital supply voltage 1 VSSD1 11 supply digital ground 1 OTD 12 I off track detect input MOTO1 13 O 3-state motor control output n.c. 14 − not connected, reserved MOTO2/T3 15 I/O motor control output/tachometer 3 input n.c. 16 − not connected, reserved T1 17 I tachometer 1 input T2 18 I tachometer 2 input VDDD2 19 supply digital supply voltage 2 VSSD2 20 supply digital ground 2 TEST1 21 I test input 1 TEST2 22 I test input 2 POR 23 I power-on reset input MUXSWICH 24 I use clock multiplier input n.c. 25 − not connected, reserved CL1 26 O divided clock output BCAIN 27 I BCA input SDA 28 I/O sub-CPU I2C-bus serial data input/output SCL 29 I sub-CPU I2C-bus serial clock input INT 30 O sub-CPU interrupt output (open-drain) VDDD3 31 supply digital supply voltage 3 VSSD3 32 supply digital ground 3 da7 33 I/O sub-CPU data bus bit 7 input/output (parallel) da6 34 I/O sub-CPU data bus bit 6 input/output (parallel) da5 35 I/O sub-CPU data bus bit 5 input/output (parallel) n.c. 36 − not connected, reserved da4 37 I/O sub-CPU data bus bit 4 input/output (parallel) n.c. 38 − not connected, reserved da3 39 I/O sub-CPU data bus bit 3 input/output (parallel) da2 40 I/O sub-CPU data bus bit 2 input/output (parallel) |
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