Sony CDX-M3DI - 4 Diagrams; IC Pin Descriptions

18
CDX-M3DI/M1000TF
SECTION 4
DIAGRAMS
4-1. IC PIN DESCRIPTIONS
• IC5 CXD9684R-005 (DSP) (SERVO Board (1/2))
Pin No. Pin Name I/O Pin Description
1 /RESET I Reset signal input (L: reset)
2MIMD I Microcomputer interface mode selection signal input (H: I2C, L: TSB) (Fixed at H)
3, 4 AD0, AD1 O External S-RAM address signal output 0, 1
5 MIDIO (I2C_SDA) I/O Serial data input/output
6 MICK (I2C_SCL) I Serial clock signal input
7 AD2 O External S-RAM address signal output 2
8 VDDT (3.3V) — Power supply pin (+3.3 V) for digital circuit
9 SDO O Data output 0
10, 11 AD3, AD4 O External S-RAM address signal output 3, 4
12 SDI0 I Data input 0
13 BCKIA I Bit clock signal input A
14 LRCKIA I LR clock signal input A
15 AD5 O External S-RAM address signal output 5
16 CE O External S-RAM chip enable signal output
17 OE O External S-RAM output enable signal output
18 VDD (2.5V) — Power supply pin (+2.5 V) for digital circuit
19 STANDBY I Standby mode control signal input (H: STB, L: normal)
20 VSS (2.5GND) — Ground for digital circuit
21 VSSL (2.5GND) — Ground for DAC L-ch
22 VRAL — Reference voltage pin for DAC L-ch
23 LO O DAC L-ch signal output (Open)
24 VDAL (2.5V) — Power supply pin (+2.5 V) for DAC L-ch
25 VDAR (2.5V) — Power supply pin (+2.5 V) for DAC R-ch
26 RO O DAC R-ch signal output (Open)
27 VRAR — Reference voltage pin for DAC R-ch
28 VSSR (2.5GND) — Ground for DAC R-ch
29 TESTP I Test pin (H: test mode, L: normal) (Fixed at L)
30 CKS I VCO selection signal input (H: VCO, L: X1 input) (Fixed at H)
31 to 34 AD12 to AD9 O External S-RAM address signal output 12 to 9
35 VDDT (3.3V) — Power supply pin (+3.3 V) for digital circuit
36 to 38 AD8 to AD6 O External S-RAM address signal output 8 to 6
39 REQ O Interrupt request signal output for CD master control IC
40 VSS — Ground for digital circuit
41, 42 AD13, AD14 O External S-RAM address signal output 13, 14
43 WR O External S-RAM write signal output
44, 45 AD16, AD15 O External S-RAM address signal output 16, 15
46, 47 IO0, IO1 I/O External S-RAM data input/output 0, 1
48 VSS — Ground for digital circuit
49 to 51 IO2 to IO4 I/O External S-RAM data input/output 2 to 4
52 VDD (2.5V) — Power supply pin (+2.5 V) for digital circuit
53 to 55 IO5 to IO7 I/O External S-RAM data input/output 5 to 7
56 VSSP — Ground for VCO circuit
57 PDO O PLL phase error detection signal output
58 VCOI I VCO control voltage input
59 VDDP — Power supply pin (+2.5 V) for VCO circuit
60 XRDE I/O External clock input/audio clock output (Open)
61 VDDX (2.5V) — Power supply pin (+2.5 V) for oscillation circuit
62 XI I Resonator input
63 XO O Resonator output
64 VSSX — Ground for oscillation circuit