CBT3253A All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 4 — 31 October 2014 4 of 15
NXP Semiconductors
CBT3253A
Dual 1-of-4 FET multiplexer/demultiplexer
6. Functional description
7. Limiting values
[1] The input and output negative voltage ratings may be exceeded if the input and output clamp current ratings are observed.
[2] For SO16 package: P
tot
derates linearly with 8 mW/K above 70 C.
[3] For SSOP16 and TSSOP16 package: P
tot
derates linearly with 5.5 mW/K above 70 C.
8. Recommended operating conditions
Table 3. Function selection
H = HIGH voltage level; L = LOW voltage level; X = Don’t care.
Inputs Switch
1OE 2OE S1 S0
X H X X disconnect 2A to 2Bn
H X X X disconnect 1A to 1Bn
L L L L 1A to 1B1 and 2A to 2B1
L L L H 1A to 1B2 and 2A to 2B2
L L H L 1A to 1B3 and 2A to 2B3
L L H H 1A to 1B4 and 2A to 2B4
Table 4. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
V
CC
supply voltage 0.5 +7.0 V
V
I
input voltage
[1]
0.5 +7.0 V
I
SW
switch current continuous current through each switch - 128 mA
I
IK
input clamping current V
I
<0V 50 - mA
T
stg
storage temperature 65 +150 C
P
tot
total power dissipation T
amb
= 40 C to +85 C
SO16 package
[2]
-500mW
SSOP16 package
[3]
-500mW
TSSOP16 package
[3]
-500mW
Table 5. Operating conditions
All unused control inputs of the device must be held at V
CC
or GND to ensure proper device operation.
Symbol Parameter Conditions Min Max Unit
V
CC
supply voltage 4.5 5.5 V
V
IH
HIGH-level input voltage 2.0 - V
V
IL
LOW-level input voltage - 0.8 V
T
amb
ambient temperature operating in free-air 40 +85 C