ISL55190 Datasheet, PDF (13/18 Pages) Intersil Corporation – Single and Dual Ultra-Low Noise, Ultra-Low Distortion, Low Power Op Amp

ISL55190, ISL55290
Pin Descriptions
ISL55190 ISL55190
(8 Ld SOIC) (8 Ld DFN)
5
6
2
3
ISL55290
(10 Ld MSOP)
2 (A)
8 (B)
PIN NAME
FUNCTION
NC
Not connected
IN-
Inverting input
EQUIVALENT CIRCUIT
V+
IN-
IN+
V-
Circuit 1
3
4
3 (A)
IN+
Non-inverting input
(See circuit 1)
7 (B)
4
5
4
V-
Negative supply
6
7
1 (A)
OUT Output
V+
9 (B)
OUT
V-
Circuit 2
7
8
10
V+
Positive supply
5 (A)
EN
Enable pin with internal pull-
V+
6 (B)
down referenced to the -V
pin; Logic “1” selects the
disabled state; Logic “0”
EN
selects the enabled state.
V-
8
1
EN
Enable pin with internal pull-
down referenced to the -V
pin; Logic “0” (-V) selects
the disabled state; Logic “1”
(+V) selects the enabled
state.
Circuit 3a
V+
EN
V-
1
2
FEEDBACK Feedback pin to reduce IN-
capacitance
Circuit 3b
V+
FEEDBACK
OUT
V-
Circuit 4
13
FN6262.1
March 30, 2007