el4342 Intersil Corporation, el4342 Datasheet - Page 2

• Manufacturer Part Number: el4342
• Description: 500mhz Triple, Multiplexing Amplifier
• Manufacturer: Intersil Corporation

Pinouts
Functional Diagram EL4340
ENABLE
HIZ
S0
LE
A logic high on LE will latch the last S0 state.
or ENABLE functions.
This logic state is preserved when cycling HIZ
LATCHED ON HIGH LE
NIC = NO INTERNAL CONNECTION
DECODE
GND A
GND B
GND C
IN0A
IN0B
IN0C
IN1A
IN1B
IN1C
NIC
NIC
NIC
10
11
12
1
2
3
4
5
6
7
8
9
EN0
EN1
(24 LD QSOP)
TOP VIEW
EL4340
D
C
D
C
AMPLIFIER BIAS
L
L
2
Q
Q
IN0(A, B, C)
IN1(A, B, C)
A
A
A
V
V
V
=1
=1
=1
24
23
22
21
20
19
18
17
16
15
14
13
NIC
LE
ENABLE
HIZ
OUTA
V+
OUTB
OUTC
V-
NIC
S0
NIC
EL4340, EL4342
OUT
Functional Diagram EL4342
ENABLE
THERMAL PAD INTERNALLY CONNECTED TO V-. PAD MUST BE
NIC = NO INTERNAL CONNECTION
TIED TO V-
GNDB
HIZ
S0
S1
IN1A
IN1B
IN1C
IN2A
IN2B
NIC
NIC
NIC
DECODE
1
2
3
4
5
6
7
8
9
(32 LD QFN)
TOP VIEW
EN0
EN1
EN2
EN3
EL4342
AMPLIFIER BIAS
THERMAL
PAD
IN0(A, B, C)
IN1(A, B, C)
IN2(A, B, C)
IN3(A, B, C)
A
A
A
V
V
V
=1
=1
=1
25
24
23
22
21
20
19
18
17
February 23, 2006
ENABLE
NIC
V+
OUTA
V-
OUTB
OUTC
S0
S1
FN7421.2
OUT