CX06833-42 View Datasheet(PDF) - Conexant Systems

Part Name

Description

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CX06833-42

SMXXD Modem

Conexant Systems 

CX06833-3x/4x SMXXD Modem Data Sheet

Figure 3-3. CX06833 Hardware Signals for Serial Interface (PARIF = Low)

CRYSTAL

CIRCUIT

NC

NC

NC

+3.3V

116

117

XTLI

XTLO

115

67

CLKIN

CLKOUT

114

DV1TP

119

NMIP

16

54

PARIF (MK0)

NOXYCK

SERIAL DTE

INTERFACE

LED

INTERFACE

RESET CIRCUIT

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

NC

NC

58

57

60

35

39

124

123

126

130

21

23

17

128

41

142

240K 63

47K 127

47K 133

47K

20

47K

30

55

65

122

113

61

34

36

37

38

104

110

53

31

XTCLK# (P_GP01)

RDCLK# (P_PA07)

TDCLK# (P_PA03)

TXD# (PA2)

RXD# (PA6)

CTS# (PC1)

DSR# (PC0)

RLSD# (PC2)

RI# (PC5)

DTR# (PD4)

RTS# (PD6)

DTRIND# (PD0)

AAIND# (PC4)

RES1#

RES2#

LPO

PC3

PC7

PD3

PE5

XXCLK

BD2CLK

PHS2

TESTP

P_PA00

PA1

PA3

PA4

PA5

PB1

PB6

PD7

PE6

NC

(SERIAL DTE

INTERFACE ONLY)

+3.3V OR +5V

112

132

18

19

22

PB7

PC6

PD1

PD2

PD5

66

VGG

29

59

91

VDDCORE

VDDCORE

VDDCORE

0.1

0.1

0.1

10

+3.3V

+3.3V A (FILTERED)

48

64

84

103

111

125

131

118

1

10

VDD

VDD

VDD

VDD

VDD

VDD

VDD

VDD

DVDD

DVDD

135

AVDD

46

71

VSS

VSS

106

129

11

VSS

VSS

DVSS

9

15

134

AGND

AGND

AGND

NVMCLK (PA7)

NVMDATA (PE3)

OH# (PE0)

VOICE# (PE1)

MUTE# (PE2)

LCS (PE4)

EXTOH# (PE7)

RING (PA0)

LINE_OUT_P

LINE_OUT_M

MIC_IN

ASPKR

LINE_IN

MIC_BIAS

M_RELAY_A

M_ACT_90

DLPBK_BAR

VREF

40

27

24

25

26

28

32

33

137

138

141

136

143

144

8

12

13

139

0.1

SCL

SDA

EEPROM (OPTIONAL)

OH#

VOICE#

MUTE#

LCS

EXTOH#

RING

TXAP

TXAM

RXA

DAA

SPEAKER CIRCUIT

NC

10

VC

140

0.1

AGND

10

CX06833

SINGLE CHIP

MODEM

144-PIN TQFP

SERIAL

INTERFACE

(PARIF = LOW)

SLEEP_IN

MCLKIN

CNTLSIN

RXOUT

TXSIN

STROBE

SCLK

IA1CLK (P_PX03)

SA1CLK (P_PX02)

SR4OUT (P_PX00)

SR4IN

SR1IO (P_PX07)

IASLEEP (P_PF05)

MCLKOUT (P_PB00)

SR2CLK (P_PGP05)

SA2CLK (P_PX05)

SR3OUT

SR3IN (P_PX01)

SR2IO (P_PX06)

PLLVDD

PLLGND

14

3

2

6

4

33

7

33

5

51

50

49

52

62

56

44 33

97

45

42

43

47

88

AGND

+3.3V

0.1uF

89

SLEEP

M_CLKIN

M_SCK

M_STROBE

M_TXSIN

M_RXOUT

M_CNTRLSIN

A00

77

A01

78

A02

79

A03

80

A04

81

A05

82

A06

83

A07

85

A08

86

A09

87

A10

90

A11

92

A12

93

A13

94

A14

95

A15

96

A16 (PB0)

102

A17 (PB4)

108

A18 (PB5)

109

D0

68

D1

69

D2

70

D3

72

D4

73

D5

74

D6

75

D7

76

RD#

121

WT#

120

RAMSEL# (PB3)

107

ROMSEL# (PB2)

105

RESERVED

98

RESERVED

99

RESERVED

100

RESERVED

101

EXTERNAL

RAM AND ROM

NC

CX20437

VOICE CODEC

(VC)

(OPTIONAL)

102228_005

3-6

Conexant

102228A

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