Alpine MRD-M501 - Exploded View (Cabinet)

MRD-M501
Descri
p
tion of IC Terminal
TMP86PM47U : IC301
No. Symbol I/O Terminal Description
1 VSS I GND connect terminal of A/D converter.
2 XIN I
3 XOUT O
4 TEST I TEST terminal.
5 VDD I Power supply terminal. (4.5 to 5.5V)
6 I2C_SDA O I2C-SDA output terminal.
7 I2C_SCL O I2C-SCL output terminal.
8 RESET I RESET terminal.
9 BAT_DET I BAT-DET terminal.
10 I_LIMIT I I_LIMIT input terminal.
11 V_DET_ SEL O VOLT-DET circuit ON/OFF terminal.
12 DSP_RST O DSP-RESET output terminal.
13 MDL_SEL1 I Model distinction input terminal.
14 CMD_DOUT O Outer commander data output terminal.
15 CMD_DIN I Outer commander data input terminal.
16 CMD_CLK I Outer commander clock terminal.
17 MDL_SEL2 I Model distinction input terminal.
18 POWER_P1
19 POWER_P2
20 POWER_P3
21 HU_LINK_CLK O HU LINK indicator clock output terminal.
22 HU_LINK O HU LINK indicator output terminal.
23 VOLT_DET I VOLT-DET terminal.
24 NC(PULL-DOWN) - Pull-down connect terminal.
25 OUT_THRM I Output Thermal detect1
26 AD_KEY I KEY level input terminal.
27 AD_BASS I Gain level input terminal. (Bass Knob)
28 AD_VOLT I Voltage signal input terminal.
29 AD_CURR I Current signal input terminal.
30 AD_THRM I Temperature signal input terminal.
31 AD_THRM_DET I Temperature detect input terminal.
32 AD_COMBASS O Gain level input terminal. (Commander)
33 AD_IN_LV I Input level signal input terminal.
34 VAREF I Analog standard voltage terminal.
35 AVDD - Analog power supply terminal of A/D converter.
36 AVSS - GND connect terminal of A/D converter.
37 IN_CH O PWM-1/1+2 select output terminal.
38 PWM_PDN I PWM-PDN input terminal.
39 PWM_STBY O PWM-STAND-BY output terminal.
40 PWM_MUTE O PWM-MUTE output terminal.
41 VFD_CLK O VFD driver synchronous clock output terminal.
42 VFD_SD O VFD driver transmission data output terminal.
43 VFD_BL O VFD driver blank output output terminal.
44 VFD_LH O VFD driver latch & hold output terminal.
Crystal OSC connect terminal.
O Power supply circuit control signal output terminal.