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Philips Semiconductors
CMOS digital decoding IC with RAM for
Compact Disc
PINNING
SYMBOL
PIN
CL11
1
DOBM
2
V1
3
V2
4
TEST2
5
TEST1
6
ISLICE
7
HFIN
8
HFREF
9
IREF
10
V
11
DDA
V
12
SSA
CRIN
13
CROUT
14
V
15
DD1
V
16
SS1
CL16
17
MISC
18
DATA
19
WCLK
20
SCLK
21
MOTO1
22
MOTO2
23
V5
24
V4
25
V3
26
KILL
27
PORE
28
CLA
29
DA
30
CL
31
RAB
32
CFLG
33
n.c.
34 to 42 no internal connection
V
43
SS2
V
44
DD2
Note
1. All supply pins must be connected to the same external power supply.
1998 Feb 16
11.2896 or 5.6448 MHz clock output (3-state); (divide-by-3)
bi-phase mark output (externally buffered; 3-state)
versatile input pin
versatile input pin
test input; this pin should be tied LOW
test input; this pin should be tied LOW
current feedback output from data slicer
comparator signal input
comparator common-mode input
reference current pin (nominally
analog supply voltage; note 1
analog ground; note 1
crystal/resonator input
crystal/resonator output
digital supply to input and output buffers; note 1
digital ground to input and output buffers; note 1
16.9344 MHz system clock output
general purpose DAC output (3-state)
serial data output (3-state)
word clock output (3-state)
serial bit clock output (3-state)
motor output 1; versatile (3-state)
motor output 2; versatile (3-state)
versatile output pin
versatile output pin
versatile output pin (open-drain)
kill output; programmable (open-drain)
power-on reset enable input (active LOW)
4.2336 MHz microcontroller clock output
interface data I/O line
interface clock input line
interface R/W and acknowledge input
correction flag output (open-drain)
digital ground to internal logic; note 1
digital supply voltage to internal logic; note 1
DESCRIPTION
1
V
)
2
DD
4
Product specification
SAA7345
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