EL5178, EL5378
Pin Descriptions
EL5178
1
2
3
4
5
6
7
8
EL5378
17, 21, 27
2, 6, 10
3, 7, 11
16, 20, 26
15, 19, 25
24
23
18, 22, 28
1, 5, 9, 13
4, 8, 12
14
PIN NAME
FBP1, 2, 3
INP1, 2, 3
INN1, 2, 3
FBN1, 2, 3
OUT1B, 2B, 3B
VSP
VSN
OUT1, 2, 3
NC
REF1, 2, 3
EN
PIN FUNCTION
Feedback from non-inverting outputs
Non-inverting inputs
Inverting inputs, note that on EL5178, this pin is also the REF pin
Feedback from inverting outputs
Inverting outputs
Positive supply
Negative supply
Non-inverting outputs
No connect; grounded for best crosstalk performance
Reference inputs, sets common-mode output voltage
ENABLE
Typical Performance Curves
20
V
S
=±5V
R
LD
=1kΩ
C
LD
=0pF
A
V
=2
R
F
=2kΩ
R
F
=1kΩ
GAIN (dB)
V
S
=±5V
15 R
LD
=1kΩ
C
LD
=0pF
R
F
=422Ω
10
5
0
-5
-10
-15
100K
A
V
=5
A
V
=2
R
F
=422Ω
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 1. EL5178 FREQUENCY RESPONSE FOR VARIOUS R
F
FIGURE 2. EL5178 FREQUENCY RESPONSE FOR VARIOUS
GAIN
V
S
=±5V
R
LD
=200Ω
R
F
=422Ω
A
V
=2
C
LD
=22pF
C
LD
=12pF
C
LD
=5.6pF
C
LD
=0pF
FIGURE 3. EL5178 FREQUENCY RESPONSE FOR VARIOUS
C
LD
FIGURE 4. EL5178 FREQUENCY RESPONSE FOR VARIOUS
R
LD
5
FN7491.3
May 16, 2007
INTERSIL [ INTERSIL CORPORATION ]
