FST3244QSCX Fairchild Semiconductor, FST3244QSCX Datasheet - Page 2

• Manufacturer Part Number: FST3244QSCX
• Description: IC SWITCH BUS 8BIT TTL 20QSOP
• Manufacturer: Fairchild Semiconductor
• Type: Bus Switchr

Specifications of FST3244QSCX

• Circuit: 8 x 1:1
• Independent Circuits: 2
• Voltage Supply Source: Single Supply
• Voltage - Supply: 4 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-QSOP
• Logic Family: FST
• Number Of Bits: 8
• Number Of Elements: 2
• Technology: CMOS
• Low Level Output Current: 128mA
• On Resistance: 11Ohm
• Propagation Delay Time: 6.2ns
• Package Type: QSOP
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 4V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Quiescent Current: 3uA
• Pin Count: 20
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output High, Low: -
• Lead Free Status / Rohs Status: Compliant

© 1997 Fairchild Semiconductor Corporation
FST3244 • Rev. 1.0.3
Pin Configurations
Pin Descriptions
Truth Table
3,5,7,9,12,14, 16,18
2,4,6,8,11,13,15,17
HIGH
HIGH
LOW
LOW
/OE1
Pin #
1,19
20
10
Inputs
HIGH
HIGH
LOW
LOW
/OE
/OE
1A
2B
1A
2B
1A
2B
1A
2B
GND
2
0
3
1
2
2
1
3
0
1
Figure 2. Pin Configuration
10
1
2
3
4
5
6
7
8
9
Pin Names
/OE
1A, 2A
1B, 2B
GND
V
1
, /OE
CC
2
High Impedance
High Impedance
2
1A = 1B
1A = 1B
1A, 1B
20
19
18
17
16
15
14
13
12
11
V
/OE
1B
2A
1B
2A
1B
2A
1B
2A
CC
0
3
1
2
2
1
3
0
Inputs/Outputs
2
Bus Switch Enables
Supply Voltage
Description
Ground
High Impedance
High Impedance
Bus A
Bus B
2A = 2B
2A = 2B
2A, 2B
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