12
FN7039.2
March 26, 2007
Pin Descriptions
20 Ld SOIC
(0.300")
24 Ld QFN
PIN NAME
FUNCTION
CIRCUIT
123
VIN-A
Channel A Inverting Input
CIRCUIT 1
224
VOUTA
Channel A Output
(Reference Circuit 1)
33
VS-
Negative Supply
4, 5, 6, 7
7
GND
Ground Connection
88
VIN+A
Channel A Non-Inverting Input
CIRCUIT 2
99
C1
Current Control Bit 1
CIRCUIT 3
10
C0
Current Control Bit 0
(Reference Circuit 3)
11
1, 2, 4, 5, 6, 14,
15, 16, 18, 19,
22
NC
Not Connected
12
11
IADJ
Supply Current Control Pin
CIRCUIT 4
13
12
VIN+B
Channel B Non-Inverting Input
(Reference Circuit 2)
14, 15, 16, 17
13
GND
Ground Connection
18
17
VS+
Positive Supply
19
20
VOUTB
Channel B Output
(Reference Circuit 1)
20
21
VIN-B
Channel B Inverting Input
(Reference Circuit 1)
-
7
Reserve for Future Use
Internally Unconnected
VS+
VS-
VS+
6.7V
VS+
EL1503A