View hd6413003rf datasheet:

HD6413003RF (1/4) IL08 C-MOS 16-BIT 1-CHIP MICROCOMPUTER —TOP VIEW— 1 VDD (+5 V) AVDD (+5 V) 84 2 83 3 82 4 81 5 80 6 79 7 78 8 77 9 VDD (+5 V) 76 10 GND 75 11 74 12 GND 73 13 72 14 71 15 70 16 69 17 68 18 67 19 66 20 65 21 64 22 63 23 62 24 61 25 60 26 GND 59 27 58 28 57 112 111 110 109 108 107 106 105 104 103 102 101 100 98 97 96 95 93 92 91 90 89 88 87 86 85 GND 99 AGND 94 29 30 31 32 33 34 35 GND 36 37 38 39 40 41 42 43 44 V DD ( + 5 V) 45 46 47 48 49 50 51 52 53 GND 54 55 56 HD6413003RF (2/4) (VDD, AVDD = +5 V) PIN PIN PIN PIN I/O SIGNAL I/O SIGNAL I/O SIGNAL I/O SIGNAL No. No. No. No. 1 — VDD 29 I/O P42/D2 57 O A11 85 — VREF 2 I/O PB0/TP8/TIOCA3 30 I/O P43/D3 58 O A12 86 I P70/AN0