Datasheet

AD8145
Rev. A | Page 8 of 24
PIN CONFIGURATION AND FUNCTION DESCRIPTION
PIN 1
INDICATOR
1GND
2REF_G
3
G
AIN_G
4IN+_G
5IN–_G
6REF_R
7GAIN_R
8GND
24 GND
23 OUT_B
22 OUT_G
21 OUT_R
20 V
S+
19 COMPB_IN+
18 COMPB_IN–
17 GND
9
G
ND
10
IN+_R
11
IN–_R
12
COMPA_IN+
13
COMPA_IN–
14
COMPA_O
UT
15
COMPB_OUT
16
GND
32
GND
31
IN–_B
30
IN+_B
29
GAIN
_B
28
REF_B
27
DIS/PD
26
V
S–
25
GND
AD8145
TOP VIEW
(Not to Scale)
NOTES
1. EXPOSED PAD ON UNDERSIDE OF DEVICE
MUST BE CONNECTED TO GROUND.
06307-003
Figure 3. Pin Configuration
Table 5. Pin Function Descriptions
Pin No. Mnemonic Description
1, 8, 9, 16, 17, 24, 25, 32 GND Signal Ground and Thermal Plane Connection. (See the Absolute Maximum Ratings section.)
2 REF_G Reference Input, Green Channel.
3 GAIN_G Gain Connection, Green Channel.
4 IN+_G Noninverting Input, Green Channel.
5 IN−_G Inverting Input, Green Channel.
6 REF_R Reference Input, Red Channel.
7 GAIN_R Gain Connection, Red Channel.
10 IN+_R Noninverting Input, Red Channel.
11 IN−_R Inverting Input, Red Channel.
12 COMPA_IN+ Positive Input, Comparator A.
13 COMPA_IN− Negative Input, Comparator A.
14 COMPA_OUT Output, Comparator A.
15 COMPB_OUT Output, Comparator B.
18 COMPB_IN− Negative Input, Comparator B.
19 COMPB_IN+ Positive Input, Comparator B.
20 V
S+
Positive Power Supply.
21 OUT_R Output, Red Channel.
22 OUT_G Output, Green Channel.
23 OUT_B Output, Blue Channel.
26 V
S−
Negative Power Supply.
27
DIS/PD
Disable/Power Down.
28 REF_B Reference Input, Blue Channel.
29 GAIN_B Gain Connection, Blue Channel.
30 IN+_B Noninverting Input, Blue Channel.
31 IN−_B Inverting Input, Blue Channel.
Exposed Underside Pad GND Signal Ground and Thermal Plane Connection.