MT8986 Mitel Semiconductor, MT8986 Datasheet - Page 2

• Manufacturer Part Number: MT8986
• Description: CMOS ST-BUS FAMILY Multiple Rate Digital Switch
• Manufacturer: Mitel Semiconductor

MT8986
Pin Description
2-64
DIP
2-7
40
STi10/A2
1
STi6/A6
STi7/A7
STi8/A0
STi9/A1
VDD
STi3
STi4
STi5
CLK
FR
PLCC
Pin #
2-5
7-9
44
2
18 19 20 21 22
7
8
9
10
11
12
13
14
15
16
17
6 5 4 3 2
41-43
QFP
1-3
44
40
44 PIN PLCC
STi0-5 ST-BUS Inputs 0 to 5 (Inputs). Serial data input streams. These streams may
Name
DTA
23
1
24 25 26 27 28
44 43 42 41 40
Data Acknowledgement (Open Drain Output). This active low output indicates
that a data bus transfer is complete. A 10k
output.
have data rates of 2.048, 4.096 or 8.192 Mbit/s with 32, 64 or 128 channels,
respectively.
39
38
37
36
35
34
33
32
31
30
29
R/W\WR
STi6/A6
STi7/A7
Figure 2 - Pin Connections
DS/RD
STo3
STo4
STo5
STo6/A6
STo7/A7
VSS
AD0
AD1
AD2
AD3
AD4
VDD
STi0
STi1
STi2
STi3
STi4
STi5
DTA
CLK
FR
A0
A1
A2
A3
A4
A5
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
40 PIN DIP
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
STi10/A2
STi6/A6
STi7/A7
STi8/A0
STi9/A1
STi3
STi4
STi5
VDD
STo6/A6
STo7/A7
Description
CLK
CSTo
ODE
STo0
STo1
STo2
STo3
STo4
STo5
VSS
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
CS
FR
1
2
3
4
5
6
7
8
9
10
11
pull-up resistor is required at this
44 PIN QFP
23
33
32
31
30
29
28
27
26
25
24
STo3
STo4
STo5
STo6/A6
STo7/A7
VSS
AD0
AD1
AD2
AD3
AD4