CBT3257AD データシートの表示（PDF） - NXP Semiconductors.
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CBT3257AD Datasheet PDF : 16 Pages
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NXP Semiconductors
CBT3257A
Quad 1-of-2 multiplexer/demultiplexer
5.2 Pin description
Table 2. Pin description
Symbol
S
1B1, 2B1, 3B1, 4B1,
1B2, 2B2, 3B2, 4B2
1A, 2A, 3A, 4A
GND
OE
VCC
Pin
1
2, 5, 11, 14
3, 6, 10, 13
4, 7, 9, 12
8
15
16
6. Functional description
Description
select control input
B1 outputs/inputs
B2 outputs/inputs
A inputs/outputs
ground (0 V)
output enable (active LOW)
positive supply voltage
Table 3. Function selection
H = HIGH voltage level; L = LOW voltage level; X = Don’t care.
Inputs
Switch
OE
S
L
L
nA to nB1
L
H
nA to nB2
H
X
switch off
7. Limiting values
Table 4. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
Conditions
VCC
supply voltage
VI
input voltage
ISW
switch current
continuous current through each switch
IIK
input clamping current VI < 0 V
Tstg
storage temperature
Ptot
total power dissipation Tamb = −40 °C to +125 °C
SO16 package
SSOP16 package
TSSOP16 package
DHVQFN16 package
Min
−0.5
[1] −0.5
-
−50
−65
[2] -
[3] -
[3] -
[4] -
Max
+7.0
+7.0
128
−
+150
500
500
500
500
[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: Ptot derates linearly with 8 mW/K above 70 °C.
[3] For SSOP16 and TSSOP16 package: Ptot derates linearly with 5.5 mW/K above 70 °C.
[4] For DHVQFN16 package: Ptot derates linearly with 4.5 mW/K above 70 °C.
Unit
V
V
mA
mA
°C
mW
mW
mW
mW
CBT3257A_4
Product data sheet
Rev. 04 — 19 March 2009
© NXP B.V. 2009. All rights reserved.
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