19-1024; Rev 0; 10/07
DisplayPort to DVI/HDMI Level Shifter
MAX9406
General Description
Features
♦ 500mV Differential HDMI Output at 2Gbps Data Rate
♦ 350ps Propagation Delay
The MAX9406 high-speed, low-skew, quad differential
input to current-mode logic (CML) translator features
high-speed signal conversion of the DisplayPort (DP) to
High-Definition Multimedia Interface (HDMI™) technolo-
gy. This device features ultra-low propagation delay of
350ps and channel-to-channel skew of less than 20ps.
The MAX9406 supports typical data rates of 2Gbps.
♦ 20ps Channel-to-Channel Skew at 2Gbps
♦ Low Jitters: DJ = 11ps
and RJ = 0.5ps
RMS
P-P
♦ Bidirectional Level Shifter of 5V to 3.3V for DDC
The MAX9406 provides the level shift for HDMI’s
Display Data Channel (DDC) and hot-plug detection
(HPD), which converts the 5V single-ended logic to
3.3V single-ended logic.
Pins
♦ Level Shifter of 5V to 3.3V for I/Os
The MAX9406 operates from a 3V to 3.6V core supply
and is specified over the -40°C to +85°C extended tem-
perature range. This device is available in 48-pin, 7mm
x 7mm thin QFN and 32-pin, 5mm x 5mm thin QFN
packages.
♦ Integrated 50Ω Input Terminations and Biasing
♦ -40°C to +85°C Operating Temperature Range
Ordering Information
Applications
PKG
CODE
Level Conversion for DP to HDMI
PART
TEMP RANGE PIN-PACKAGE
Data and Clock Driver and Buffer
Backplane Data and Clock Distribution
Base Stations
32 Thin QFN-EP*
MAX9406ETJ+ -40°C to +85°C (5mm x 5mm x
0.8mm)
T3255-4
ATE
48 Thin QFN-EP*
(7mm x 7mm x
0.8mm)
MAX9406ETM+ -40°C to +85°C
T4877-6
+Denotes a lead-free package.
*EP = Exposed paddle.
HDMI is a trademark of HDMI Licensing, LCC.
Pin Configurations
TOP VIEW
TOP VIEW
36 35 34 33 32 31 30 29 28 27 26 25
GND
37
38
24 GND
24 23 22 21 20 19 18 17
OUT_D1-
IN_D1-
23
16 OUT_D1-
25
26
27
28
IN_D1-
22 OUT_D1+
IN_D1+ 39
40
IN_D2- 41
IN_D2+
OUT_D1+
15
14
13
12
11
10
9
IN_D1+
IN_D2-
IN_D2+
21
V
CC
V
CC
OUT_D2-
OUT_D2+
20 OUT_D2-
19 OUT_D2+
18 GND
42
MAX9406
MAX9406
GND 43
IN_D3- 44
IN_D3+ 45
IN_D3- 29
IN_D3+ 30
OUT_D3-
OUT_D3+
OUT_D4-
OUT_D4+
17 OUT_D3-
16 OUT_D3+
31
EP*
3
IN_D4-
V
V
15
14 OUT_D4-
13
46
47
48
+
CC
CC
EP*
IN_D4+ 32
IN_D4-
IN_D4+
+
OUT_D4+
1
2
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10 11 12
32 TQFN-EP
48 TQFN-EP
5mm × 5mm
7mm × 7mm
*EP EXPOSED PADDLE. CONNECT EP TO GND.
*EP EXPOSED PADDLE. CONNECT EP TO GND.
________________________________________________________________ Maxim Integrated Products
1
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.