CAT5115 Datasheet, PDF (7/14 Pages) Catalyst Semiconductor – 32-Tap Digitally Programmable Potentiometer

CAT5115
100kΩ
V_OUT
V_O (REG)
V_IN (UNREG)
SHUTDOWN
2952
1.23V
SD
FB
R₁
11kΩ
0.1µF
6.8µF
1µF
+5V
GND
R₂
820Ω
8
2
Control
1 _and
3
7 Memory
POR
5
R₃
10kΩ
I_S
4 _{CAT5113/5114/5115}
6
+5V
8
2
1 _DPP ^CAT5113/5114
7
4
330Ω
pR (1-p)R
330Ω
1MΩ
+5V
2
–⁷
3⁺ 4
6
3
5
10k
A₁
6
+5V
2_{– 7}
A₂
V_O
3⁺
6
4
LT1097
+2.5V
Programmable Voltage Regulator
Programmable I to V Converter
OSC
+5V
IC2
74HC132
1
CLO
10kΩ
0.1µF
CHI 7
IC3
+5V
CAT5114/5113
+5V
6
8
2 _U/D
1 _INC
10kΩ
3
5_–
+
7 _CS
AI
4
IC4
V_S +2.5V
0 ≤ V_S ≤ 2.5V
IC1
393
2
V_LL
R₁
3
R₂
6
R₃
+5V
5
V_UL
V_O
2.5 ≤ V_O ≤ 5V
C₁
0.001µF
1µF
R1
V_S
50kΩ
+5V
8
2
1 _DPP
7
4 CAT5113/5114
R3
100kΩ
C₂
+5V
2
–⁷
0.001µF
R2
10kΩ
3⁺
6
4 _A1
V_O
+2.5V
Automatic Gain Control
Programmable Bandpass Filter
CAT5111/5112
+5V
+5V
R₁
100kΩ
Serial
Bus
R₁
–
V_S ^100kΩ
+5V
2
R
+
–⁷
2.5kΩ
I_S
+2.5V
3⁺
1
11
R₁
100kΩ
R₁
100kΩ
7
A₂
5
+2.5V
6 _{A1 = A2 = LMC6064A}
Programmable Current Source/Sink
© 2009 SCILLC. All rights reserved.
7
Characteristics subject to change without notice
Doc. No. MD-2117 Rev. J