FXL4245MPX_10 FAIRCHILD [Fairchild Semiconductor], FXL4245MPX_10 Datasheet

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FXL4245MPX_10

Manufacturer Part Number
FXL4245MPX_10
Description
Low-Voltage, Dual-Supply, 8-Bit, Signal Translator with Configurable Voltage Supplies, Signal Levels, and 3-State Outputs
Manufacturer
FAIRCHILD [Fairchild Semiconductor]
Datasheet
© 2004 Fairchild Semiconductor Corporation
FXL4245 • Rev. 1.0.3
FXL4245
Low-Voltage, Dual-Supply, 8-Bit, Signal Translator
with Configurable Voltage Supplies, Signal Levels,
and 3-State Outputs
Features
Ordering Information
Part Number
FXL4245MPX
Bi-Directional Interface between Two Levels from
1.1V to 3.6V
Fully Configurable, Inputs Track V
Non-Preferential Power-up; Either V
Powered-up First
Outputs Remain in 3-State until Active V
Reached
Outputs Switch to 3-State if Either V
Power-Off Protection
Control Inputs (T/R, OE) Levels are Referenced To
V
Packaged in 24-Pin MLP
ESD Protection Exceeds:
- 4kV Human Body Model
- 8kV Human Body Model I/O to GND
- 1kV Charge Device Model (per ESD STM 5.3)
- 200V Machine Model
(per JESD22-A115 & ESD STM5.2)
CCA
(per JESD22-A114 & Mil Std 883e 3015.7)
(per JESD22-A114 & Mil Std 883e 3015.7)
Voltage
24-Pin Molded Leadless Package (MLP), JEDEC MO-220, 3.5 x 4.5mm
CC
CC
CC
Level
May Be
is at GND
CC
Level is
Package
Description
The FXL4245 is a configurable dual-voltage-supply
translator designed for bi-directional voltage translation
of signals between two voltage levels. The device
allows translation between voltages as high as 3.6V to
as low as 1.1V. The A port tracks the V
B port tracks the V
accept supply voltage levels from 1.1V to 3.6V. This
allows for bi-directional voltage translation over a variety
of voltage levels: 1.2V, 1.5V, 1.8V, 2.5V, and 3.3V.
The device remains in 3-state until both V
active levels, allowing either V
The device also contains power-down control circuits
that place the device in 3-state if either V
The Transmit/Receive (T/R) input determines the
direction of data flow through the device. The OE input,
when HIGH, disables both the A and B ports by placing
them in a 3-state condition. The FXL4245 is designed
with the control pins (T/R and OE) supplied by V
CCB
level. Both ports are designed to
CC
to be powered-up first.
Packing Method
Tape and Reel
September 2010
CCA
CC
www.fairchildsemi.com
level and the
is removed.
CC
s reach
CCA
.

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FXL4245MPX_10 Summary of contents

Page 1

FXL4245 Low-Voltage, Dual-Supply, 8-Bit, Signal Translator with Configurable Voltage Supplies, Signal Levels, and 3-State Outputs Features Bi-Directional Interface between Two Levels from 1.1V to 3.6V Fully Configurable, Inputs Track V Non-Preferential Power-up; Either V Powered-up First Outputs Remain in 3-State ...

Page 2

Pin Configuration Figure 1. Pin Configuration (Top Through View) Pin Definitions Pin # 11, 12, 13 14, 15, 16, 17, 18, 19, 20 23, 24 Truth Table Inputs ...

Page 3

Absolute Maximum Ratings Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure ...

Page 4

Electrical Characteristics Symbol Parameter (3) V HIGH Level Input IH (3) V LOW Level Input IL (4) V HIGH Level Output OH (4) V LOW Level Output OL © 2004 Fairchild Semiconductor Corporation FXL4245 • Rev. 1.0.3 Conditions V (V) ...

Page 5

Electrical Characteristics Symbol Parameter Input Leakage I L Current, Control Pins Power Off Leakage I OFF Current 3-State Output Leakage I (0 ≤ V ≤ 3.6V CCA/B I CCZ ...

Page 6

AC Electrical Characteristics V =3.0V to 3.6V CCA V Symbol Parameter Min. Propagation 0.2 Delay PLH, PHL Propagation 0.2 Delay Output Enable 0.5 / PZH, PZL Output Enable ...

Page 7

AC Electrical Characteristics V =1.4V to 1.6V CCA V Symbol Parameter Min. Propagation 0.5 Delay PLH, PHL Propagation 0.6 Delay Output Enable 1.1 / PZH, PZL Output Enable ...

Page 8

AC Loadings and Waveforms Test t ,t PLH PHL t ,t PLZ PZL t ,t PHZ PZH Table 1. AC Load Table V CC0 1.2V ± 0.1V 1.5V ± 0.1V 1.8V ± 0.15V 2.5V ± 0.2V 3.3V ± 0.3V Note: ...

Page 9

Functional Description Power-Up/Power-Down Sequencing FXL translators offer an advantage in that either V may be powered up first. This benefit derives from the chip design. When either 0V, outputs are High-impedance state. The control ...

Page 10

Physical Dimensions Figure 6. 24-Pin Molded Leadless Package (MLP), JEDEC MO-220, 3.5 x 4.5mm Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date ...

Page 11

Fairchild Semiconductor Corporation FXL4245 • Rev. 1.0.3 11 www.fairchildsemi.com ...

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