HD404449 Datasheet, PDF(104/123 Page) Hitachi Semiconductor – HD404449 SERIES

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HD404449 Datasheet, PDF (104/123 Pages) Hitachi Semiconductor – HD404449 SERIES

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HD404449 Series

MCU Mode

PROM Mode

MCU Mode

PROM Mode

Pin No. Pin Name I/O Pin Name I/O Pin No.

Pin Name I/O Pin Name I/O

61

R90

I/O O4

I/O 71

RB2

I/O

62

R91

I/O O3

I/O 72

RB3

I/O

63

R92

I/O O2

I/O 73

RC0

I/O

64

R93

I/O O1

I/O 74

RC1

I/O

65

RA0

I/O O0

I/O 75

RC2

I/O

66

RA1

I/O VCC

76

RC3

I/O

67

RA2

I/O

77

VCC

VCC

68

RA3

I/O

78

AVCC

VCC

69

RB0

I/O

79

AN0

I

70

RB1

I/O

80

AN1

I

Notes: 1. I/O: Input/output pin, I: Input pin, O: Output pin

2. Each of O0âO4 has two pins; before using, each pair must be connected together.

104

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