Advance Data Sheet
December 2000
T8301 Internet Protocol Telephone
Phone-On-A-Chip IP Solution DSP
2 Pin Information (continued)
Table 1. Pin Description (continued)
Pin #
Name
Description
38
A2
EMI address bus 2
39
A1
EMI address bus 1
40
A0
EMI address bus 0
41
I_CSN ARM interrupt chip select, active-low
42
M_CSN ARM memory chip select, active-low
43
X_CSN External memory chip select, active-low
44
RWN Read/write, active-low
45
VSS
—
46
VDD
—
47
D15
EMI data bus 15
48
D14
EMI data bus 14
49
D13
EMI data bus 13
50
D12
EMI data bus 12
51
D11
EMI data bus 11
52
D10
EMI data bus 10
53
D9
EMI data bus 9
54
D8
EMI data bus 8
55
VSS
—
56
VDD
—
57
D7
EMI data bus 7
58
D6
EMI data bus 6
59
D5
EMI data bus 5
60
D4
EMI data bus 4
61
D3
EMI data bus 3
62
D2
EMI data bus 2
63
D1
EMI data bus 1
64
D0
EMI data bus 0
65
VSS
—
66
VDD
—
67
CK8KHZ Test clock
68
STCK Serial test clock*
69
STO1 Serial test out 1*
70
STI1 Serial test in 1*
71
VDDGB —
72
VSSGB —
73
AINAN (Handset) single-ended microphone input
74
AINCN (Speakerphone) microphone differential input negative
75
AINCP (Speakerphone) microphone differential input positive
76
GNDA —
77
AOUTA (Handset) single-ended speaker output
78
VDDA —
* Leave open, this is for test purposes only.
Reference 1
4.9
4.9
4.9
4.10, Table 6
4.10, Table 6
4.10, Table 6
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3
3
3
3
3
3
3
3
—
—
3
3
3
3
3
3
3
3
—
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9.1
—
—
—
—
—
5.1
5.1
5.1
—
5.3
—
Reference 2
4.5, 6.2
4.5, 6.2
4.5, 6.2
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—
—
4.5, 6.2
—
—
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
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—
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
4.5, 6.2
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Lucent Technologies Inc.
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