FST33X257QSPX Fairchild Semiconductor, FST33X257QSPX Datasheet - Page 4

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FST33X257QSPX

Manufacturer Part Number
FST33X257QSPX
Description
IC MUX/DEMUX QUAD 2X1 48QVSOP
Manufacturer
Fairchild Semiconductor
Datasheet

Specifications of FST33X257QSPX

Function
Multiplexer/Demultiplexer
Circuit
4 x 2:1
On-state Resistance
15 Ohm
Voltage Supply Source
Single Supply
Voltage - Supply, Single/dual (±)
4 V ~ 5.5 V
Current - Supply
3µA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
48-QVSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
www.fairchildsemi.com
C
C
t
t
t
AC Electrical Characteristics
PHL
PZH
PHZ
Note 8: This parameter is guaranteed by design but is not tested. The bus switch contributes no propagation delay other than the RC delay of the typical On
Resistance of the switch and the 50pF load capacitance, when driven by an ideal voltage the source (zero output impedance).
Capacitance
Note 9: T
AC Loading and Waveforms
Note: Input driven by 50
Note: C
Note: Input PRR
Symbol
IN
I/O
, t
, t
, t
PLH
PZL
PLZ
Symbol
L
A
includes load and stray capacitance
Propagation Delay Bus to Bus (Note 8)
Propagation Delay, Select to Bus A
Output Enable Time, Select to Bus B
Output Enable Time, OE to Bus A, B
Output Disable Time, Select to Bus B
Output Disable Time, Output Enable Time,
OE to Bus A, B
25 C, f
A Port Input/Output Capacitance
B Port
1.0 MHz, t
1 MHz, Capacitance is characterized but not tested.
Control Pin Input Capacitance
source terminated in 50
(Note 9)
Parameter
W
500 ns
Parameter
FIGURE 1. AC Test Circuit
FIGURE 2. AC Waveforms
V
Min
CC
1.0
1.0
1.0
1.0
1.5
C
L
4.5 – 5.5V
T
A
50 pF, RU
Max
0.25
4.7
5.2
5.1
5.2
5.5
40 C to 85 C,
4
RD
Min
V
Typ
CC
3
7
5
500
4.0V
Max
0.25
5.2
5.7
5.6
5.5
5.5
Max
Units
ns
ns
ns
Units
pF
pF
pF
V
V
V
V
V
I
I
I
I
I
OPEN
7V for t
OPEN for t
7V for t
OPEN for t
V
V
CC
CC
Conditions
, OE
5.0V
PZL
PLZ
Conditions
PZH
PHZ
5.0V
Number
Figures
Figures
Figures
Figure
1, 2
1, 2
1, 2

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