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MB89W637 Datasheet(PDF) 11 Page - Fujitsu Component Limited. |
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MB89W637 Datasheet(HTML) 11 Page - Fujitsu Component Limited. |
11 / 56 page MB89630 Series 11 • External EPROM pins (MB89PV630 only) Pin no. Pin name I/O Function MDIP MQFP 65 66 VPP O “H” level output pin 66 67 68 69 70 71 72 73 74 67 68 69 70 71 72 73 74 75 A12 A7 A6 A5 A4 A3 A2 A1 A0 O Address output pins 75 76 77 77 78 79 O1 O2 O3 I Data input pins 78 80 VSS O Power supply (GND) pin 79 80 81 82 83 82 83 84 85 86 O4 O5 O6 O7 O8 I Data input pins 84 87 CE O ROM chip enable pin Outputs “H” during standby. 85 88 A10 O Address output pin 86 89 OE O ROM output enable pin Outputs “L” at all times. 87 88 89 91 92 93 A11 A9 A8 O Address output pins 90 94 A13 O 91 95 A14 O 92 96 VCC O EPROM power supply pin —65 76 81 90 N.C. — Internally connected pins Be sure to leave them open. |
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