SAA7372 Datasheet, PDF (38/60 Pages) NXP Semiconductors – Digital servo processor and Compact Disc decoder CD7

Philips Semiconductors
Digital servo processor and Compact Disc
decoder (CD7)
Product specification
SAA7372
REGISTER
A
(EBU output)
B
(speed control)
C
(versatile pins
interface)
D
(versatile pins
interface)
E
ADDRESS
1010
1011
1100
1101
1110
DATA
xx0x
xx1x
x0x0
x0x1
x1x0
x1x1
0xxx
1xxx
x0xx
x1xx
0xxx
1xxx
xx00
xx10
xx11
xxx1
xxx0
xx0x
001x
011x
0000
xx01
xx10
xx11
01xx
10xx
11xx
00xx
01xx
xx0x
xx1x
xxx0
xxx1
FUNCTION
EBU data before concealment
EBU data after concealment and fade
level II clock accuracy (<1000 ppm)
level I clock accuracy (<50 ppm)
level III clock accuracy (>1000 ppm)
EBU off - output LOW
flags in EBU off
flags in EBU on
33.8688 MHz crystal present, or 8.4672 MHz crystal with
SELPLL set HIGH
16.9344 MHz crystal present
single-speed mode
double-speed mode
standby 1:’CD-STOP’ mode
standby 2:’CD-PAUSE’ mode
operating mode
external off-track signal input at V1
internal off-track signal used (V1 may be read via STATUS)
kill-L at KILL output, kill-R at V3 output
V3 = 0; single KILL output
V3 = 1; single KILL output
4-line motor (using V4 and V5)
Q-to-W subcode at V4
V4 = 0
V4 = 1
de-emphasis signal at V5, no internal de-emphasis filter
V5 = 0
V5 = 1
audio features disabled
audio features enabled
lock-to-disc mode disabled
lock-to-disc mode enabled
motor brakes to 12%
motor brakes to 6%
INITIAL⁽¹⁾
−
reset
reset
−
−
−
reset
−
reset
−
reset
−
reset
−
−
−
reset
−
reset
−
−
−
−
reset
−
−
reset
−
reset
reset
−
reset
−
1998 Feb 26
38