SAA7824 Datasheet, PDF (26/89 Pages) NXP Semiconductors – CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control (PhonIC)

Philips Semiconductors
CD audio decoder, digital servo and filterless
DAC with integrated pre-amp and laser control
+
Product specification
SAA7824
MOTO1
M
10 Ω
100 nF
VSS
MOTO2
MGA365 - 2
Fig.17 Motor 2-line PWM mode application diagram.
7.15.1.3 PWM output mode (4-line)
Using two extra outputs from the versatile pins interface, it is possible to use the SAA7824 with a 4-input motor bridge.
The timing is illustrated in Fig 18. A typical application diagram is illustrated in Fig 19.
MOTO1
MOTO2
V4
V5
t _rep = 45 µs
Accelerate
tdead 240 ns
t _ovl = 240 ns
Brake
MGA367 - 1
2003 Oct 01
Fig.18 4-line PWM mode timing.
26