CDX-GT52UM/GT470UE/GT470UM/GT472UE/GT472UM/GT474UM/GT520U/GT525U
49
Pin No. Pin Name I/O Description
61 I2C_SDA I/O Two-way data bus terminal Not used
62 DVCC1.2 - Power supply terminal (+1.2V)
63 to 68 D0 to D5 I/O Two-way data bus terminal Not used
69 DVSSCOM - Ground terminal
70 D6 I/O Two-way data bus terminal Not used
71 DVCC3.3IO - Power supply terminal (+3.3V)
72 to 80 D7 to D15 I/O Two-way data bus terminal Not used
81, 82 A0, A1 O Address signal output terminal Not used
83 DVSSCOM - Ground terminal
84 to 86 A2 to A4 O Address signal output terminal Not used
87 DVCC1.2 - Power supply terminal (+1.2V)
88 DVCC3.3IO - Power supply terminal (+3.3V)
89 to 97 A5 to A13 O Address signal output terminal Not used
98 DVSSCOM - Ground terminal
99 to 103 A14 to A18 O Address signal output terminal Not used
104 DVCC3.3IO - Power supply terminal (+3.3V)
105 to
108
DT10_DATA1 to
DT10_DATA4
- Not used
109 OE O Output enable signal output Not used
110 WE O Write enable signal output Not used
111 DT10_CLK - Not used
112 DT10_CE - Not used
113 DOWNLD_DET O Serial fl ash downloader status detection signal output terminal
114 NCO - Not used
115 USB1_OVR I USB over current detection signal input from the DC/DC converter “L”: over current
116 USB1_ON O Power supply on/off control signal output to the DC/DC converter “H”: power on
117 DVCC1.2 - Power supply terminal (+1.2V)
118 DVSSCOM - Ground terminal
119 DVSSPULL - Ground terminal
120 DVCC1.2PULL - Power supply terminal (+1.2V)
121 DVCC1.2 - Power supply terminal (+1.2V)
122 DVSSCOM - Ground terminal
123 AVDD3.3USB - Power supply terminal (+3.3V)
124 AVSS3.3USB - Ground terminal
125 DP I/O Two-way USB data (positive) with the USB connector
126 TXRTUNE I External resistor connection terminal for USB
127 DM I/O Two-way USB data (negative) with the USB connector
128 AVSS3.3USB - Ground terminal
129 AVDD3.3USB - Power supply terminal (+3.3V)
130 XO O System clock output terminal (12 MHz)
131 AVSS3.3USBC - Ground terminal
132 XI I System clock input terminal (12 MHz)
133 DVSSUSB - Ground terminal
134 DVDD1.2USB - Power supply terminal (+1.2V)
135 ANALOGTEST - Not used
136 DVSSCOM - Ground terminal
137 DVCC1.2 - Power supply terminal (+1.2V)
138 to
141
(N.C.) - Not used
142 AVSSADC - Ground terminal
143 AVDD3.3DC - Power supply terminal (+3.3V)
144 MODE0 I Operation mode setting terminal Fixed at “L” in this unit
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