At75c320 pin configuration – Rainbow Electronics AT75C320 User Manual

Page 2

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AT75C320

1769A–07/01

AT75C320 Pin Configuration

Table 1. AT75C320 Pinout in PQFP160 Package

Pin

PQFP160

Pin

PQFP160

Pin

PQFP160

Pin

PQFP160

1

NC

41

NC

81

PA12/NPCS1

121

NC

2

NC

42

PB6/NWDOVF

82

VDD2V5

122

NC

3

D10

43

PB5/NRIA

83

GND

123

A16

4

D11

44

PB4 84

A0

124

A17

5

NCE3

45

PB3/NCTSA

85

A1

125

A18

6

D12

46

DBW32

86

A2

126

A19

7

D13

47

GND

87

A3

127

A20

8

SRXB

48

VDD3V3

88

VDD3V3

128

A21

9

NWE0

49

RESET

89

BO208

129

VDD2V5

10

GND

50

IRQ0

90

NWR

130

GND

11

VDD3V3

51

PB2/TIOB1

91

NWAIT

131

VDD3V3

12

D14

52

PB9

92

NREQ

132

D0

13

D15

53

PB1/TIOA1

93

FIQ

133

DQM0

14

NC

54

PB8

94

NGNT

134

D1

15

NWE1

55

PB0/TCLK1

95

SCLKA

135

DQM1

16

NC

56

VDD2V5

96

FSA

136

D2

17

VDD2V5

57

GND

97

STXA

137

D3

18

GND

58

TST

98

SRXA

138

D4

19

VDD2V5

59

NTRST

99

A4

139

RAS

20

XTALIN

60

TCK

100

A5

140

CAS

21

XTALOUT

61

TMS

101

A6

141

CS0

22

GND

62

TDI

102

A7

142

CS1

23

PLL_GND

63

TDO

103

NPCSS

143

DCK

24

XREF240

64

PA0/OakAIN0

104

SPCK

144

WE

25

PLL_VDD2V5

65

PA1/OakAIN1

105

MISO

145

D5

26

GND

66

PA2/OakAOUT0

106

MOSI

146

STXB

27

VDD2V5

67

PA3/OakAOUT1

107

VDD3V3

147

FSB

28

RXDA

68

PA19/ACLK

108

GND

148

SCLKB

29

TXDA

69

PA4/OakBIN0

109

VDD2V5

149

D6

30

NRTSA

70

GND

110

GND

150

D7

31

NCTSA

71

VDD3V3

111

A8

151

GND

32

NDCDB

72

PA5/OakBIN1

112

A9

152

VDD3V3

33

NDTRA

73

PA6/OakBOUT0

113

A10

153

NCE0

34

NDSRA

74

PA7/OakBOUT1

114

A11

154

D8

35

GND

75

PA8/TCLK0

115

A12

155

D9

36

VDD3V3

76

PA9/TIOA0

116

VDD3V3

156

NSOE

37

NDCDA

77

PA10/TIOB0

117

GND

157

GND

38

TXDB

78

PA11/SCKA

118

A13

158

GND

39

RXDB

79

NC

119

A14

159

NC

40

PB7 80

NC

120

A15

160

NC

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