Teac AG-D8900 - INTEGRATED CIRCUIT (IC) DETAILS

PIN No. SYMBOL I/O DESCRIPTION
1,25 VDD - Power Supply Port(+5V)
2,3 Function SW1,SW2 I Function Encoder Control Port
4 Speaker ON/OFF O Front Speaker Relay Drive Port(“H”)
5 NC - Not Use(No connection)
6 DSP Reset O Reset (Initial Clear) Port for YSS912
7 Surr. CLK O Surr. CLK Output Port
8 DATA OUT O Data Output Port for YSS912
9 Surr. DATA O Surr. DATA Output Port
10 CS O Chip Selector Port for YSS912
11 CS O Chip Selector Port for AK4112
12 CSBN O Sub DSP Chip Selector for YSS912
13,14 RDS CLK/DATA I RDS IC(SA6579TV1) CLK/DATA Port
15 Stereo IN I Stereo Display Control Port("L")
16 Tuned IN I Tuned Display Control Port("L")
17 ~ 21 KEY Matrix I Resistor Divide Key Control Input (17,18 Pin: NOT USE)
22,30 Vss - Device GND Port
23 Vass - Device Analog GND Port
24 Varef - A/D Converter Reference Voltage
26 BACKUP I Back Up Mode Control Input
27 TEST - NC(GND)
28,29 VOLUME UP/DOWN I Master Volume Up/Down Control Port
31 X IN I
8MHz Crystal Connection Port
32 X OUT O
33 RESET (L) I Reset Input
34 REMOTE IN I Remote Control Sensor Data Input
35 BUS IN(NC) I System Remote Control Input(No Connection))
36 HEADPHONE IN O Headphone JACK INPUT(“H”) - Connet to GND
37 E.VOL.DATA O
38 E.VOL.CLK I Electronic Vol. IC(M62446FP) DATA/CLK/STB Port
39 E.VOL.CE O
40 PLL.DATA IN I PLL IC (LC72131) DATA Input Port
41 PLL.CE O PLL IC (LC72131) Chip Enable Control Port
42 DATA 3 O Function IC Data Input Port
43 CLK 3 O Func./PLL IC CLK Control Port
44 FUNC. STB O Function Strobe Control Output
45 FUNC. MUTE O Function Mute Control Output(“H”)
46 SURR. MUTE O Surrounc Mute Control Output(“H”)
47 Power ON/OFF O Power ON/OFF Control Port("H")
48 SURR. H O Surr. ON/OFF Contol Port("H")
49 PROTECT IN I Protect Input Port("L")
50 FIP Vkk - FIP (FLT) -28V Negative Power Supply For FIP Blinking
51 ~ 60 FIP Grid O FIP (FLT) Grid Control Outputs
61 ~ 82 FIP Segment O FIP (FLT) Segment Control Outputs
83 ~ 86 Option l Area/Function Option Ports
87 ~ 94 N.C - Not Use(No connection)
95 SUB. LED O Subwoofer LED Drive Port
96 MUTE LED O MUTE LED Drive Port
97 ~ 99 VIDED A/B/C O Video IC(NJM2296M/LA7952) Control Ports
100 N.C - Not Use(No connection)
IC PIN FUNCTION (u-COM : ANAM1308AT,O.T.P :TMP87PM78F) : IC71
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