CAT513 Catalyst Semiconductor, CAT513 Datasheet - Page 9

• Manufacturer Part Number: CAT513
• Description: 8-Bit Dual Digital POT
• Manufacturer: Catalyst Semiconductor

APPLICATION CIRCUITS (Cont.)
Advance Information
CONTROL
& DATA
CONTROL
& DATA
+5V
+5V
GND
GND
OPT 504
CAT513
CAT513
OPT 504
V DD
V DD
2.2K
Current Source with 4 Decades of Resolution
DAC
DAC
DAC
DAC
Current Sink with 4 Decades of Resolution
V
V
V
V REF
REF
REF
REF
L
H
L
51K
4.7 µA
+5V
LM385-2.5
5 meg
5 meg
5 meg
10K
10K
10K
9
LM385-2.5
–
+
–
+
-15V
+
–
+
–
+15V
5 meg
5 meg
5 meg
10K
+
–
+15V
–
+
BS170P
BS170P
39 1W
39 1W
3.9K
10K
2N7000
2N7000
39 1W
39 1W
3.9K
10K
-15V
I
SOURCE
TIP 29
I
SINK
TIP 30
= 2 - 255 mA
1 mA steps
5 µA steps
= 2 - 255 mA
1 mA steps
5 µA steps
Doc. No. ___________ 3/01 M-1