Cd Mechanism Ic Pin Configuration Tables - Bose CD-20 Service Manual

CD MECHANISM IC PIN CONFIGURATION TABLES

IC 201 (SM5871AS) D/F and D/A Converter Table
Pin I / O
No.
1 O
2 -
3 I
4 O
5 I
6 I
7 I
8 I
9 I
10 I
11 I
12 I
13 O
14 I
15 _
16 _
17 _
18 O
19 _
20 O
21 _
22 _
23 O
24 _
25 O
26 _
27 _
28 1
IC 601 (uPD75116GF-K12) Microprocessor Table
Pin I / O
No.
1
2 I
3
4
5 O
6 O
7 I
8 -
9 -
10 I
Terminal
Name
XTO Crystal oscillator output
XVss Clock ground
CKSLN Clock frequency select input. Internal
pull-up resistor
CKO Clock output
TSTN Test input. This pin should be tied
HIGH for normal operation. Internal pull-
up resistor
MODN Mode select input. Internal pull-up
resistor
ATTN Soft mute control input. Internal pull-up
resistor
LRCI Data sample rate clock input. Internal
pull-up resistor
BCKI Bit clock input. Internal pull-up resistor
DIN Serial data input. Internal pull-up
resistor
DFS1 De emphasis select input. Internal pull-
up resistor
DFS2 De emphasis select input. Internal pull-
up resistor
MUTEO Mute detect output
RSTN Reset input. Internal pull-up resistor
DVSS Digital ground
DVDD 5V digital supply
AVDD1 Analog supply 1
LO Left-channel positive PWM output
AVSS1 Analog ground 1
LON Left-channel negative PWM output
AVDD2 Analog supply 2
AVDD3 Analog supply 3
RON Right-channel negative PWM output
AVSS2 Analog ground 2
RO Right-channel positive PWM output
AVDD4 Analog supply 4
XVDD Clock supply
XTI Crystal oscillator or external clock input
Terminal
Name
N C
MODE Mode switch
N C
N C
LIFTMC1 Lift motor output
LIFTMC2 Lift motor output
RESETB System reset input
X2 Ceramic oscillator connection terminal
for system clock
X1 Ceramic oscillator connection terminal
for system clock
LOADS Load switch input
W
60
Description
Description