EL4421C 22C 41C 42C 43C 44C
Multiplexed-Input Video Amplifiers
Open-Loop DC Electrical Characteristics
Power supplies at
g
5V T
A
e
25 C
Parameter
CMIR
V
OUT
I
SC
F
T
I
LOGIC
V
LOGIC
I
S
Description
Common-Mode Input Range
(Note 3) EL4443 and EL4444
Output Swing
Output Short-Circuit Current
Unselected Channel Feedthrough ’21 ’41 ’43
Attenuation (Note 1)
’22 ’42 ’44
Input Current at A0 and A1
with Input
e
0V and 5V
Logic Valid High and Low Input Levels
Supply Current
EL4421 and EL4422
EL4441 EL4442 EL4443 and EL4444
Min
g
2 5
g
2 5
g
40
Contd
Typ
g
3
g
3 5
g
80
Max
Test
Level
I
I
I
I
I
Units
V
V
mA
dB
dB
mA
V
mA
TD is 2 2in
TD is 2 6in
70
55
b
16
80
64
b
8
0
20
I
I
I
08
11
13
14
16
Note 1 The 21 41 and 43 devices are connected for unity-gain operation with 75X load and an input span of
g
1V The 22 42
and 44 devices are connected for a gain of
a
2 with a 150X load and a
g
1V input span with R
F
e
R
G
e
270X
Note 2 The 21 and 41 devices are connected for unity gain with a
g
3V input span while the output swing is measured
Note 3 CMIR is assured by passing the CMRR test at input voltage extremes
Closed-Loop AC Electrical Characteristics
Power supplies at
g
5V T
A
e
25 C for EL4421 EL4441 and EL4443 A
V
e a
1 and R
L
e
500X for EL4422 EL4442 and EL4444
A
V
e a
2 and R
L
e
150X with R
F
e
R
G
e
270X and C
F
e
3 pF for all C
L
e
15 pF
Parameter
BW
b
3 dB
BW
g
0 1 dB
Peaking
SR
Description
b
3 dB Small-Signal Bandwidth EL4421 ’41 ’43
Min
Typ
80
65
10
05
Max
Test
Level
V
V
V
V
I
I
V
V
V
V
V
V
Units
MHz
MHz
MHz
dB
V
msec
V
msec
nV rt-hz
nV rt-hz
%
%
%
%
EL4422 ’42 ’44
0 1 dB Flatness Bandwidth
Frequency Response Peaking
Slewrate V
OUT
between
b
2 5V and
a
2 5V V
S
e
g
12V
EL4421 EL4441 EL4443
EL4422 EL4442 EL4444
Input-Referred Noise Voltage Density
EL4421 EL4441 EL4443
EL4422 EL4442 EL4444
Differential Gain Error V
OFFSET
between
b
0 7V and
a
0 7V
EL4421 EL4441 EL4443 (V
S
e
g
12V)
EL4421 EL4441 EL4443 (V
S
e
g
5V)
EL4422 EL4442 EL4444 (V
S
e
g
12V)
EL4422 EL4442 EL4444 (V
S
e
g
5V)
150
180
200
240
18
14
0 01
0 10
0 02
0 11
V
n
d
G
3
ELANTEC [ ELANTEC SEMICONDUCTOR ]
