Marantz CD-57 - Page 6

SAA7372GP (DIGITAL DECODING IC WITH RAM)
[ewisoc] PN | SSSSCSCSCSCSC«t SCRIPTION 7
jor | unipolar current input (central diode signal input)
[oz unipolar current Input (central diode signal Input)
jos | unipolar current input (central diode signal input)
raterence Input tor ADC
[os 7 unipolar current input (central diode signal Input)
fAt unipolar current Input (satellite diode signa! input)
[R20 unipolar current input (satelite diode signal input)
(REFT current reference tor calibration ADC
reference output from ADC
analogue supply”
selects whether intemal clock muttipfier PLL |s used
current feedback from data slicer
comparator signal input
analogue supply”
comparator common mode input
reterence current pin (nominally Vop/2)
<5 < <j <
g AR
; ag
analogue supply”
TESTt tast control input; this pin should be tied LOW
[CRIN | crystal/resonator input
crystaV/resonator output
a test control Input; this pin should be tied LOW
16.9344 MHz system clock output
11.2896 MHz clock output
FRA radial actuator output
[FO | focus actuator output
se sedge convo oi
Tests | test control input; this pin should be tied LOW
<igital supply periphery”
[DORM | bi-phase mark output (extemaily butfered) (tri-state)
rMoTo! [| = 33s motor out 1 - versatile (in-state)
pMOTO2 | = 34 ~—_| motor out 2 - versatile (tri-state)
psesy_ | __35_| subcode byte sync (in-state)
fSFSY__|___96 | subcode frame sync (irtate
PACK [37 [subcode clock Input
SUB | _ 38 ~—_[ Pto W subcode bits (tri-state)
Vas? | ___ 99 ___| tal suppty
fs | __40___| versatile opt pin
[va [4 [versa octpat pin
[va | __42 | versal output pin (open drain
KILL | __43_—_[ kill output - programmable (open drain)
| 44st general purpose DAC output (Ir-state)
DATA | = 45_——_—*[ serial data output (in-state)
word clock output (ui-state)
47 digital supply periphery*
sertal dit clock output (tri-state)
Ggital supply”
CU ED |
[SOA |_51__[nPinerace cata VO tne (open dm ouma) C=
Sct [2 uPitertaca cocking CSC~‘“~*~C*S
Ra | _53__[ uP tartace RIW and oad cori ine (Gecoderpan)
SiS [_S4___—*| uP intertace PW andioad corteline (servopa) i
[we [88 [Noconnecton SS CSCSCS~CS
West | 88 _—*(otaleupy SSCS
RESET [87 [power-on mesatinp(eciveion) SS SSSCSC~*Y
STATUS [58 | request ine/stans register put open drain) C=
Vootc [89 —«(Sghatsupplyeore” SS SSC~CS
[C2rAic | 60 recaton of comecion fale open dra) CS
[org [61 [earection fag ouput open drain) CSC*d
wi versatioingtph SO SCSC~C~CSCSSCS
[ve [6 [versatioinptp SSCS
DON | __& __[asercrive on outpatfopen drain) SCSC~*
° Note: All supply pins must be connected to the same extemal power supply voltage.
<lal <=
g 8135
<
r