MT8816 Data Sheet
3
Zarlink Semiconductor Inc.
Pin Description
Pin #
Name Description
TQFP PDIP PLCC
39 1 1 Y3 Y3 Analog (Input/Output): this is connected to the Y3 column of the
switch array.
40 2 2 AY2 Y2 Address Line (Input).
42 3 3 RESET Master RESET (Input): this is used to turn off all switches regardless
of the condition of CS. Active High.
43,44 4,5 4,5 AX3,AX0 X3 and X0 Address Lines (Inputs).
2, 3 6,7 7,8 X14, X15 X14 and X15 Analog (Inputs/Outputs): these are connected to the
X14 and X15 rows of the switch array.
4-9 8-13 9-14 X6-X11 X6-X11 Analog (Inputs/Outputs): these are connected to the X6-
X11 rows of the switch array.
41,1,11 14 6,15,16 NC No Connection
10 15 17 Y7 Y7 Analog (Input/Output): this is connected to the Y7 column of the
switch array.
12 16 18 V
SS
Digital Ground Reference.
13 17 19 Y6 Y6 Analog (Input/Output): this is connected to the Y6 column of the
switch array.
14 18 20 STROBE STROBE (Input): enables function selected by address and data.
Address must be stable before STROBE goes high and DATA must
be stable on the falling edge of the STROBE. Active High.
15 19 21 Y5 Y5 Analog (Input/Output): this is connected to the Y5 column of the
switch array.
16 20 22 V
EE
Negative Power Supply.
17 21 23 Y4 Y4 Analog (Input/Output): this is connected to the Y4 column of the
switch array.
18,19 22, 23 24,25 AX1,AX2 X1 and X2 Address Lines (Inputs).
20,21 24, 25 26,27 AY0,AY1 Y0 and Y1 Address Lines (Inputs).
24,25 26, 27 30,31 X13, X12 X13 and X12 Analog (Inputs/Outputs): these are connected to the
X13 and X12 rows of the switch array.
26-31 28 - 33 32-37 X5-X0 X5-X0 Analog (Inputs/Outputs): these are connected to the X5-X0
rows of the switch array.
22,23,33 34 28,29,
38
NC No Connection.
32 35 39 Y0 Y0 Analog (Input/Output): this is connected to the Y0 column of the
switch array.
34 36 40 CS Chip Select (Input): this is used to select the device. Active High.
