2

SAM0354-060801

ESS Technology, Inc.

ES1990 PRODUCT BRIEF

BLOCK DIAGRAMS

BLOCK DIAGRAMS

Figure 1 shows the ES1990 Canyon3D-2LE device block diagram.

Figure 1 ES1990 Canyon3D-2LE Device Block Diagram

PINOUT

Figure 2 shows the ES1990 Canyon3D-2LE pinout

diagram.

Figure 2 ES1990 Canyon3D-2LE Device Pinout

Integrated

System

DRAM

Chipset

CPU

3.3V PCI

master

SB Pro

legacy

audio

TDMA

HRTF 3D

positional

audio

Sample Rate

Converter

and Mixer

Game port

ACPI 1.0

PPMI 1.0

PCI BUS

Mic in

CD audio

Line out (front)

APM 1.2

Secondary

EEPROM

SID/SVID customization

Audio CODEC

interface

PC/PCI

DDMA

Effects

Processing

ASSP

AC-Link

MPU-401

MIDI device

Joystick

Line out (surround)

Phone

Line in

Secondary codec support

1

EAPD

GD7/GPIO15

GD6/GPIO14

GD5/GPIO13

GD4

GD3/ECLK

GD2/EDIN

GD1/EDOUT

GD0

ECS

GND

AD0

AD1

AD2

AD3

AD4

AD5

AD6

AD7

LINE_OUT_R

RXD

TXD

RST#

INT#

GND

PCICLK

VCC

GNT#

REQ#

AD31

AD30

AD29

AD28

AD27

AD26

AD25

AD24

AFILT2

CAP1

CAP2

LINE_OUT_L

ES1990S

25

C/BE0#

AD8

AD9

AD10

AD11

2

3

4

5

6

7

8

9 10

11 12 13 14

15

16 17 18 19

20

21 22

23 24

75

51

74

73 72

71 70

69 68

67 66 65

64

63 62 61 60

59 58

57 56 55 54

53 52

100

76

99

98

97

96

95

94

93

92

91

90

89

88

87

86

85

84

83

82

81

80

79

78

77

26

50

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

100-Pin LQFP

MONO_OUT

VCC

AVSS2

AVDD2

Canyon3D-2LE