MAX9223/4EVKIT

MAX9223/4EVKIT Datasheet


Evaluates MAX9223/MAX9224

Part Datasheet
MAX9223/4EVKIT MAX9223/4EVKIT MAX9223/4EVKIT (pdf)
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Evaluates MAX9223/MAX9224

MAX9223/4 Evaluation Kit

The MAX9223/4 evaluation kit EV kit is a fully assembled and tested PCB that simplifies the evaluation of the MAX9223 22-bit, 5MHz to 10MHz serializer and the MAX9224 22-bit, 5MHz to 10MHz deserializer. The MAX9223 IC transfers 22-bit parallel 1.8V to 3.3V logic to an LCDS 2-wire serial interface. The MAX9224 IC accepts an LCDS data and converts it back to a 22-bit parallel 1.8V to 3.3V logic signal.

The MAX9223 serializer operates from a single +2.375V to +3.465V supply and accepts +1.71V to +3.465V inputs. The MAX9224 deserializer operates from a +2.375V to +3.465V core supply and has a separate output buffer supply, allowing +1.71V to +3.465V output high levels.
22-Bit Parallel I/O Interface Directly to 1.8V to 3.3V Logic
2-Wire Serial Interface Independent Evaluation of Serializer MAX9223
and Deserializer MAX9224 Low-Voltage, Low-Power Operation Including Flat-Flex Cable for 2-Wire Interface Fully Assembled and Tested

Component Suppliers

SUPPLIER Taiyo Yuden TDK Corp.

PHONE 800-348-2496 847-803-6100

WEBSITE

Note Indicate that you are using the MAX9223/MAX9224 when contacting these component suppliers.
Ordering Information

PART

TEMP RANGE

MAX9223/4EVKIT
0°C to +70°C
*EP = Exposed paddle.

IC PACKAGE 28 TQFN-EP*

Component List

DESIGNATION QTY

C1, C2, C3
10µF ±20%, 6.3V X5R 3 ceramic capacitors 0805

Taiyo Yuden JMK212BJ106MG TDK C2012X5R0J106M

C4, C5, C6
0.1µF ±10%, 16V X7R 3 ceramic capacitors 0603

TDK C1608X7R1C104K

C7, C8, C9
0.01µF ±10%, 25V X7R ceramic 3 capacitors 0402

TDK C1005X7R1E103K

EX_PCLKIN, POWER-DOWN

BNC PCB-mount connectors

DESIGNATION QTY

J1, J2, J3
3 2 x 10-pin headers
1 2 x 24-pin header

JU1, JU4, JU5 3 2-pin headers

JU2, JU3
2 3-pin headers

R1, R2
2 ±1% resistors 0402
0 Not installed, short by PC trace 0402
1 ±5% resistor 0603

R5, R6
2 ±1% resistors 1206
1 MAX9223ETI 4mm x 4mm, 28-pin TQFN
1 MAX9224ETI 4mm x 4mm, 28-pin TQFN
2 Shunts
1 PCB MAX9223/4 Evaluation Kit

Maxim Integrated Products 1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at

Evaluates MAX9223/MAX9224

MAX9223/4 Evaluation Kit

Quick Start

Recommended Equipment
• Three separate 3.0V, 50mA power supplies
• Data generator
• Logic analyzer

Procedure The MAX9223/4 EV kit is fully assembled and tested. Caution Do not turn on the power supplies until all connections are completed.
1 Connect JU1 to JU4 with a two-connection, flat-flex cable included in the EV kit.
2 Verify that there is a shunt across JU3 pins 2-3 power-down .
3 Connect the clock signal from the data generator to pin 2 of JU2 and connect the ground to pin 1 of JU2.
4 Connect the desired data to the 22-bit parallel inputs see Table 3 for input bit location .
5 Connect the 22-bit parallel outputs to the input of the logic analyzer see Table 3 for output bits location .
6 Connect the output clock signal to the logic analyzer, pin 2 of JU5.
7 Connect the positive of a 3.0V power supply to the VDD1 pad, and then connect the negative of the power supply to GND1.
8 Connect the positive of a 3.0V power supply to the VDD2 pad, and then connect the negative of the power supply to GND2.
9 Connect the positive of a 3.0V power supply to the VDDO pad, and then connect the negative of the power supply to GND3.
10 Turn on all three power supplies, and then enable the data generator and logic analyzer.
11 Move the shunt on JU3 to pins 1-2 power-up .
12 Compare the input signals of the serializer and the output signals of the deserializer with the logic analyzer.

Detailed Description

The MAX9223/4 EV kit is a fully assembled and tested PCB that simplifies the evaluation of the MAX9223 22-bit, 5MHz to 10MHz serializer and the MAX9224 22bit, 5MHz to 10MHz deserializer. The MAX9223/ MAX9224 serializer/deserializer chipset reduces wiring by serializing 22 bits onto a single differential pair. The 2wire serial interface uses LCDS for low-EMI, high common-mode noise immunity, and ground-shift tolerance.

The MAX9223 serializer operates from a single +2.375V to +3.465V supply and accepts +1.71V to +3.465V inputs. The MAX9224 deserializer operates from a +2.375V to +3.465V core supply and has a separate output buffer supply, allowing +1.71V to +3.465V output-high levels, VDDO VDD.

Transferring Data from Serializer to Deserializer

The EV kit provides two 2-pin headers, JU1 and JU4, for transferring data from the serializer to the deserializer with a flat-flex cable. JU1 is the output of the serializer, and JU4 is the input of the deserializer. The 2-pin header, JU1, provides easy connection for either using a differential probe to monitor the output or connecting a flatflex cable to the deserializer. Pads SDO+/SDO- and SDI+/SDI- are provided for extra connections.

Parallel Clock Input The MAX9223/4 EV kit allows the MAX9223 to accept a clock from either a data generator/logic analyzer or a clock from an individual function generator, which is terminated, by changing jumper JU2. See Table 1 for JU2 functions. The clock and the data inputs to the MAX9223 need to be synchronized.

Table JU2 Functions

SHUNT LOCATION

PCLKIN PIN

Open

Clock externally connected to pin 2 of JU2

PARALLEL CLOCK INPUT

Using a clock from a data generator/logic analyzer

Pins 2-3

Connected to EX_PCLKIN connector, terminated

Using a clock from a function generator

Evaluates MAX9223/MAX9224

MAX9223/4 Evaluation Kit

Power-Down Input

The MAX9223/4 EV kit incorporates jumper JU3 to control the PWRDN pin. See Table 2 for JU3 functions. For
normal operation, PCLKIN must be running before driving PWRDN high.
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Datasheet ID: MAX9223/4EVKIT 647418