fxl3sd206 Fairchild Semiconductor, fxl3sd206 Datasheet

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fxl3sd206

Manufacturer Part Number
fxl3sd206
Description
Fxl3sd206 ? Level Shifting Voltage Translator
Manufacturer
Fairchild Semiconductor
Datasheet

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fxl3sd206UMX
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© 2009 Fairchild Semiconductor Corporation
FXL3SD206 • Rev. 1.0.0
FXL3SD206
Level Shifting Voltage Translator
Two-Port SDIO MUX/DEMUX with Three Configurable Power
Supplies for SDIO Device Port Expansion
Features
Applications
Ordering Information
FXL3SD206UMX
Part Number
For Fairchild’s definition of “green” Eco Status, please visit: http://www.fairchildsemi.com/company/green/rohs_green.html.
Bi-Directional Interface between Two Levels:
1.65 to 3.6V
Fully Configurable: Inputs and Outputs Track V
Flexible and Programmable V
Non-Preferential Power-up; either V
Up First
Output Remains in 3-State until Active V
Reached
Output Switches to 3-state if either V
Power-off Protection
Bus-Hold on Data Input Eliminates the Need for
SDIO Pull-up Resistors
2:1 MUX/DEMUX of SDIO Devices in 24-Terminal
Micro-MLP Package (2.5mm x 3.4mm)
Direction Control is Automatic
Power Switching Time (V
is Less than 1.7µs
60Mbps Throughput
ESD Protection Exceeds:
SDIO Devices
Cell Phone, PDA, Digital Camera, Portable GPS
12KV HBM (A, B, and C port I/O to GND)
(per JESD22-A114)
1KV CDM (per ESD STM5.3)
Temperature Range
-40 to +85°C
Operating
DD_HI
DD
to V
of B and C Ports
DD_LO
DD
DD
Can Power
is at GND
or Reverse)
DD
Level is
Status
Green
DD
Eco
Description
FXL3SD206 is a voltage translator with multiplexing and
de-multiplexing functions for SDIO devices. It is
designed for voltage translation over a wide range of
input and output levels, from 1.65V to 3.6V.
The multiplexing/de-multiplexing function of this device
allows expansion of a host SDIO interface to two SDIO
peripheral devices. When selected, each SDIO peripheral
can communicate with the host through the same host
interface. An alternative application allows two host
devices to interface with a single SDIO peripheral.
Port A is intended to connect to a host device and the
voltage level tracks the V
intended to connect to peripheral devices. Peripheral
I/O voltage levels track either V
determined by the VDD_SEL pin. During normal
operation, V
V
referenced to V
either Port A to Port B or Port A to Port C is controlled
by the CH_SEL pin.
The selected channel remains in 3-state until the V
each side reaches an active level and the OE pin
reaches a valid high. Internal power-down circuitry
places the selected channel of the device in 3-state if
either side V
The direction of data is controlled automatically by the
device. No direction control pin is required. The device
senses input signals on any port automatically and
transfers the data to the corresponding output.
24-Pin, Micro-MLP, Quad, .6mm Thick,
2.5mm x 3.4mm Body
DD_LO
. The CH_SEL, VDD_SEL, and OE pins are
DD
DD_HI
removed.
Package
DD_CON
must be greater than or equal to
. Channel communication from
DDA
. Ports B and C are
DD_HI
March 2009
or V
Tape & Reel
www.fairchildsemi.com
Packing
Method
DD_LO
DD
as
of

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fxl3sd206 Summary of contents

Page 1

... For Fairchild’s definition of “green” Eco Status, please visit: http://www.fairchildsemi.com/company/green/rohs_green.html. © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 Description FXL3SD206 is a voltage translator with multiplexing and de-multiplexing functions for SDIO devices designed for voltage translation over a wide range of DD input and output levels, from 1 ...

Page 2

... Card Select HOST CMD Output Enable CLK D0~D3 Figure 1. Single Host to Two SDIO Application Diagram SD Memory Or CMD SDIO Device CLK D0~D3 © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 Power Management IC VDD_LO VDD_HI VDD_SEL CH_SEL CMD_B In MUX Out In CMD_ A Out DEMUX In CMD_C OE Out ...

Page 3

... VDD_LO 19 VDD_HI 20 VDD_CON 21 VDDA 22 VDD_SEL 23 CH_SEL 24 OE © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0 Figure 3. Pin Configuration (Top Through View) Type Description Data Data Pin of A Port Data Data Pin of A Port Data Data Pin of A Port Data ...

Page 4

... In single host mode, VDD_CON should be tied to the same supply as the VDDA pin. In dual host mode, VDD_CON should be tied to the same supply as either the VDD_HI or the VDD_LO pin, depending upon which host is used to drive the control pins. © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 Figure 4. Function Diagram VDD_SEL Don’t Care 3-State Normal operation ...

Page 5

... All unused inputs and input/outputs must be held During normal operation The input and output voltages of Ports B and C are determined by which V © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 Conditions VDDA, VDD_HI, VDD_LO, VDD_CON Data Ports A, B, and C Control Inputs (OE, CH_SEL, VDD_SEL) Output 3-State ...

Page 6

... Don’t Care ON OFF OFF ON ON © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 may The recommended power-up sequence is Apply the power to the first V 2. Apply the power to the second V 3. Set the CH_SEL and VDD_SEL pin according to below table the application ...

Page 7

... During normal operation, VDD_HI must be greater than or equal to VDD_LO. 7. This is the output voltage for static conditions. Dynamic drive specifications are given in “Dynamic Output Electrical Characteristics. © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 Condition Data Inputs Dn_A, CMD_A, CLK_A, Data Inputs Dn_BC, CMD_B, CLK_BC, CH_SEL=H ...

Page 8

... An external driver must source at least the specified current to switch HIGH-to-LOW. 10. “Don’t care” indicates any valid logic level. 11 the V associated with the input side. DDI DD 12. Reflects current per supply, V © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 (Continued) Condition =V or GND I DD_CON =0 to 3.6V O ...

Page 9

... Output Fall Time B and C Port fall I Dynamic Output Current High OHD I Dynamic Output Current Low OLD Notes: 13. See Figure 9. 14. See Figure 10. © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 =10pF). T =-40°C to 85°C. I =2. Typ. Max. Typ. ...

Page 10

... Skew is the variation of propagation delay between output signals and applies only to output signals on the same port and switching with the same polarity (LOW to HIGH or HIGH to LOW). See Figure 12. Skew is guaranteed, but not tested. © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 =-40°C to 85° ...

Page 11

... A Symbol Input Capacitance C IN Control Pins (OE, VDD_SEL, CH_SEL) Dn_A, CMD_A,CLK_A Input/Output C I/O Capacitance Dn_BC, CMD_B, CMD_C, CLK_BC C Power Dissipation Capacitance PD © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 V =2.8V to 3.6V V =2.3V to 2.7V V DD_n DD_n Min. 100 100 100 100 80 80 Parameter V V CH_SEL=V ...

Page 12

... Figure 6. Waveform for Inverting and Non-Inverting Functions Notes: 17. Input 2.0ns, 10 18. Input 2.5ns, 10 © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0 TEST DUT SIGNAL C1 Figure 5. AC Test Circuit Input Signal Data Pulses 0V V CCI ...

Page 13

... Figure 8. 3-State Output High Enable Time for Low Voltage Logic Notes: 21. Input 2.0ns, 10 22. Input 2.5ns, 10 Symbol © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0 PZL DATA V Y OUT = 3.0V to 3.6V only PZH DATA V x OUT = 3.0V to 3.6V only ...

Page 14

... V I OHD Figure 9. Active Output Rise Time and Dynamic Output Current High V I OHD Figure 10. OUTPUT OUTPUT © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 t rise 80 OUT 20 CCO V OL Time Δ V ≈ + × OUT = + ( ) ( Δ ...

Page 15

... Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. © 2009 Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0 2.50 3.40 ...

Page 16

... Fairchild Semiconductor Corporation FXL3SD206 • Rev. 1.0.0 16 www.fairchildsemi.com ...

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