ISL43841_04 Datasheet, PDF (2/14 Pages) Intersil Corporation – Low-Voltage, Single and Dual Supply, Dual 4 to 1 Multiplexer Analog Switch with Latch

Pinout
ISL43841
ISL43841 (QFN)
TOP VIEW
20 19 18 17 16
COMB 1
NO3B 2
NO2B 3
LATCH A 4
LATCH B 5
LOGIC
LOGIC
15 NO2A
14 COMA
13 NO0A
12 NO3A
11 ADD1A
6 7 8 9 10
Truth Table (Note)
ISL43841
LATCH
ADD2
ADD1
SWITCH ON
0
X
X
Last Switch Selected
1
0
0
NO0
1
0
1
NO1
1
1
0
NO2
1
1
1
NO3
NOTE: Applies to either A or B switch. Logic “0” ≤0.8V. Logic “1”
≥2.4V, with V+ between 2.7V and 10V. X = Don’t Care.
Pin Descriptions
PIN
V+
V-
GND
FUNCTION
Positive Power Supply Input
Negative Power Supply Input. Connect to GND for
Single Supply Configurations.
Ground Connection
LATCH Digital Control Input. Connect to +V for Normal
Operation. Connect to GND to latch the last switch state.
COM Analog Switch Common Pin
NO Analog Switch Normally Open Pin
NC Analog Switch Normally Closed Pin
ADD Address Input Pin
N.C. No Internal Connection
Ordering Information
PART NO.
(BRAND)
TEMP.
RANGE (^oC) PACKAGE
PKG.
DWG. #
ISL43841IR
(43841IR)
-40 to 85 20 Ld QFN
L20.4x4
ISL43841IRZ
-40 to 85 20 Ld QFN
(43841IR) (See Note)
(Pb-free)
L20.4x4
*Add “-T” suffix to part number for tape and reel packaging.
NOTE: Intersil Pb-free products employ special Pb-free material
sets; molding compounds/die attach materials and 100% matte tin
plate termination finish, which is compatible with both SnPb and
Pb-free soldering operations. Intersil Pb-free products are MSL
classified at Pb-free peak reflow temperatures that meet or exceed
the Pb-free requirements of IPC/JEDEC J Std-020B.
2