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INFORMATION OF ICS
IC GM5221 PQFP-208 (Miscellaneous)
Pin No. Pin Name Description
1 ROM-DATA3 External ROM DATA3
2 ROM-DATA2 External ROM DATA2
3 ROM-DATA1 External ROM DATA1
4 ROM-DATA0 External ROM DATA0
5 ROM-OEn External ROM Output Enable
6 ROM-WEn External ROM Write Enable
7 ROM-CSN External ROM Crip Select Enable
8,42,51, CRVSS Ground for cord power
74,76,87,
94,97,
140,180
9,41,75, CVDD_18 Cord Digital power. Connect to digital 1.8V supply.
86,96,
139,179
10,57,58, RESERVED Reserved, unconnected
59,60,61,
62,63,65,
70,135,
155,167
50,73,95 RVDD_33 Ring VDD power. Connect to digital 3.3V supply
52,53,54, N.C. No connected
104,105,
157,158,
159,160,
161,162
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