ADD8505 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADD8505 Datasheet PDF : 8 Pages
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PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
ADD8504/ADD8505/ADD8506
INA1 1
INB1 2
INA2 3
INB2 4
INA3 5
INB3 6
INA4 7
INB4 8
INA5 9
INB5 10
INA6 11
INB6 12
24 VCC1
23 OUT1
22 OUT2
21 OUT3
20 VCC2
19 A/B
18 GND
17 GND
16 OUT4
15 OUT5
14 OUT6
13 VCC3
Figure 4. ADD8506
6-Channel Buffer
INA1 1
INB1 2
INA2 3
INB2 4
INA3 5
INB3 6
INA4 7
INB4 8
INA5 9
INB5 10
20 VCC1
19 OUT1
18 OUT2
17 OUT3
16 VCC2
15 A/B
14 GND
13 GND
12 OUT4
11 OUT5
Figure 5. ADD8505
5-Channel Buffer
INA1 1
INB1 2
INA2 3
INB2 4
INA3 5
INB3 6
INA4 7
INB4 8
16 OUT1
15 OUT2
14 VCC1
13 A/B
12 GND
11 GND
10 OUT3
9 OUT4
Figure 6. ADD8504
4-Channel Buffer
Table 5. Pin Function Descriptions
ADD8506 ADD8505 ADD8504
Pin No. Pin No. Pin No.
1
1
1
2
2
2
3
3
3
4
4
4
5
5
5
6
6
6
7
7
7
8
8
8
9
9
N/A
10
10
N/A
11
N/A
N/A
12
N/A
N/A
13
N/A
N/A
14
N/A
N/A
15
11
N/A
16
12
9
17, 18
13, 14
11, 12
19
15
13
20
16
N/A
21
17
10
22
18
15
23
19
16
24
20
14
Mnemonic
INA1
INB1
INA2
INB2
INA3
INB3
INA4
INB4
INA5
INB5
INA6
INB6
VCC3
OUT6
OUT5
OUT4
GND
A/B
VCC2
OUT3
OUT2
OUT1
VCC1
Function
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Power In
Output
Output
Output
Ground
Input
Power In
Output
Output
Output
Power In
Description
Channel 1 Buffer Input A.
Channel 1 Buffer Input B.
Channel 2 Buffer Input A.
Channel 2 Buffer Input B.
Channel 3 Buffer Input A.
Channel 3 Buffer Input B.
Channel 4 Buffer Input A.
Channel 4 Buffer Input B.
Channel 5 Buffer Input A.
Channel 5 Buffer Input B.
Channel 6 Buffer Input A.
Channel 6 Buffer Input B.
Power Supply Input. Short to VCC1 and VCC2. Typically connected to +5 V.
Channel 6 Buffer Output.
Channel 5 Buffer Output.
Channel 4 Buffer Output.
Ground.
Switch Control. Logic high selects Input A; logic low selects Input B.
Power Supply Input. Short to VCC1 and VCC3. Typically connected to +5 V.
Channel 3 Buffer Output.
Channel 2 Buffer Output.
Channel 1 Buffer Output.
Power Supply Input. Short to VCC2 and VCC3. Typically connected to +5 V.
Rev. B | Page 5 of 8
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