Philips SAA 1099

Philips SAA 1099
Pin Name Dir Description
1 /WR Write Enable
2 /CS Chip Select
3 A0 Control/Address Selec
4 OUTR Sound Output Right
5 OUTL Sound Output Left
6 IREF Reference Current Supply
7 /DTACK Data Transfer Acknowledge
8 CLK External Clock
9 VSS Ground
10 D0 Data Bus 0
11 D1 Data Bus 1
12 D2 Data Bus 2
13 D3 Data Bus 3
14 D4 Data Bus 4
15 D5 Data Bus 5
16 D6 Data Bus 6
17 D7 Data Bus 7
18 VDD Power +5V

The Philips SAA1099 sound generator was a 6-voice sound chip used by some 1980's devices, notably:

The chip produced square waves and noise (at 3 different frequencies). Its main feature was that it could output in stereo (it was possible to set the left and right channel volume independently).

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