1.0 Pin Descriptions
1.1 Pin Assignments
Bt8370/8375/8376
Fully Integrated T1/E1 Framer and Line Interface
Figure 1-1. Bt8370/8375/8376 Pinout Diagram
)
3(
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
SYNCMD
CS*
1
VDD[4]
VDD[3]
XTIP
2
INTR*
3
4
5
DS* (RD*)
AS* (ALE)
R/W*(WR*)
VDD[0]
GND[0]
A[0]
XRING
GND[3]
TDI
6
TDO
TCK
TMS
7
8
9
Bt8370/8375/8376
80-Pin MQFP
10
11
12
13
14
15
16
17
18
19
20
AD[0]
ACKI
A[1]
AD[1]
A[2]
AD[2]
VDD[2]
GND[2]
RCKO
RPOSO/RDLO
A[3]
AD[3]
A[4]
AD[4]
A[5]
RNEGO/RDLCKO
RSBCKI
RMSYNC
RFSYNC
RPCMO
AD[5]
TPOSI/TDLI
NOTE(S):
1. Default pin assignments listed first for pins with multiple modes.
2. Motorola-style processor pin names listed first with Intel pins in parentheses.
3. Pin 66 is not connected for the Bt8376 device.
1-2
Conexant
N8370DSE