max9177eubt Maxim Integrated Products, Inc., max9177eubt Datasheet

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max9177eubt

Manufacturer Part Number
max9177eubt
Description
670mhz, Lvds-to-lvds And Anything-to-lvds, 2 1 Multiplexers
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
The MAX9176/MAX9177 are 670MHz, low-jitter, low-
skew 2:1 multiplexers ideal for protection switching,
loopback, and clock distribution. The devices feature
ultra-low 68ps peak-to-peak deterministic jitter that
ensures reliable operation in high-speed links that are
highly sensitive to timing errors.
The MAX9176 has fail-safe LVDS inputs and an LVDS
output. The MAX9177 has “anything” differential inputs
(CML/LVDS/LVPECL) and an LVDS output. The output
can be put into high impedance using the power-down
input. The MAX9176 features fail-safe circuits that drive
the output high when a selected input is open, undriven
and shorted, or undriven and terminated. The MAX9177
has bias circuits that force the output high when a
selected input is open. The mux select and power-
down inputs are compatible with standard LVTTL/
LVCMOS logic.
The select and power-down inputs tolerate undershoot
of -1V and overshoot of V
MAX9177 are available in 10-pin µMAX and 10-lead
thin QFN packages, and operate from a single 3.3V
supply over the -40°C to +85°C temperature range.
19-2757; Rev 0; 1/03
Functional Diagram appears at end of data sheet.
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
Protection Switching
Loopback
Clock Distribution
TOP VIEW
________________________________________________________________ Maxim Integrated Products
IN0+
INO-
GND
IN1+
IN1-
General Description
1
2
3
4
5
CC
MAX9176
+ 1V. The MAX9176/
MAX
Anything-to-LVDS 2:1 Multiplexers
Applications
10
9
8
7
6
OUT+
OUT-
V
PD
SEL
CC
670MHz LVDS-to-LVDS and
o 1.0ps
o 68ps
o 3.3V Supply
o LVDS Fail-Safe Inputs (MAX9176)
o Anything Inputs (MAX9177) Accept
o Select and Power-Down Inputs Tolerate -1.0V
o Low-Power CMOS Design
o 10-Lead µMAX and QFN Packages
o -40°C to +85°C Operating Temperature Range
o Conform to ANSI TIA/EIA-644 LVDS Standard
o IEC61000-4-2 Level 4 ESD Rating
*Future product—contact factory for availability.
**EP = Exposed paddle.
MAX9176EUB
MAX9176ETB*
MAX9177EUB
MAX9177ETB*
CML/LVDS/LVPECL
and V
PART
IN0+
INO-
GND
IN1+
IN1-
(P-P)
(RMS)
CC
(LEADS UNDER PACKAGE)
1
2
3
4
5
+ 1.0V
Jitter at 800Mbps Data Rate
Jitter (max) at 670MHz
EXPOSED
PAD
QFN
Ordering Information
-40 C to +85 C
-40 C to +85 C
-40 C to +85 C
-40 C to +85 C
TEMP RANGE
Pin Configurations
10
9
8
7
6
OUT+
OUT-
V
PD
SEL
CC
PIN-PACKAGE
10 µMAX
10 Thin QFN-EP**
10 µMAX
10 Thin QFN-EP**
Features
1

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max9177eubt Summary of contents

Page 1

Rev 0; 1/03 Anything-to-LVDS 2:1 Multiplexers General Description The MAX9176/MAX9177 are 670MHz, low-jitter, low- skew 2:1 multiplexers ideal for protection switching, loopback, and clock distribution. The devices feature ultra-low 68ps peak-to-peak deterministic jitter that ensures reliable operation in high-speed ...

Page 2

LVDS-to-LVDS and Anything-to-LVDS 2:1 Multiplexers ABSOLUTE MAXIMUM RATINGS V to GND ...........................................................-0.3V to +4.0V CC IN_+, IN_- to GND .................................................-0.3V to +4.0V OUT+, OUT- to GND .............................................-0.3V to +4.0V PD, SEL to GND .........................................-1. Single-Ended and Differential ...

Page 3

Anything-to-LVDS 2:1 Multiplexers DC ELECTRICAL CHARACTERISTICS (continued) = 100 , PD = high, SEL = high or low, differential input voltage 3.0V to 3.6V mon-mode voltage / ...

Page 4

LVDS-to-LVDS and Anything-to-LVDS 2:1 Multiplexers AC ELECTRICAL CHARACTERISTICS (V = 3.0V to 3.6V 100 , C = 5pF, differential input voltage / /2|, MAX9177 input common-mode ...

Page 5

Anything-to-LVDS 2:1 Multiplexers IN2 COMPARATOR IN_+ R IN1 V 0. IN1 LVDS RCVR IN_- MAX9176 FAIL-SAFE INPUT Figure 1. Input Structure 1.25V OUT+ IN_+ 1.20V V OD 1.25V IN_- 1.20V OUT- Figure 2. V Test ...

Page 6

LVDS-to-LVDS and Anything-to-LVDS 2:1 Multiplexers IN0 -0.2V ID INO+ IN1 +0.2V ID IN1- 0 SEL t t PSO PSO OUT- OUT+ Figure 6. Select-to-Out Delay Timing 50% OUT+ ...

Page 7

Anything-to-LVDS 2:1 Multiplexers ((MAX9176 3.3V 0.2V unless otherwise noted.) SUPPLY CURRENT vs. TEMPERATURE 155MHz IN 20 -40 - TEMPERATURE ( C) DIFFERENTIAL PROPAGATION ...

Page 8

LVDS-to-LVDS and Anything-to-LVDS 2:1 Multiplexers ((MAX9176 3.3V 0.2V unless otherwise noted.) DC DIFFERENTIAL OUTPUT VOLTAGE vs. LOAD RESISTOR 600 500 400 300 200 100 LOAD RESISTOR ( ) PIN ...

Page 9

Anything-to-LVDS 2:1 Multiplexers Table 1. Function Table INPUTS (IN_+) - (IN_-) ≥ +50mV ≤ -50mV -50mV < V < +50mV ID MAX9177 Open Open, undriven MAX9176 short, or undriven parallel termination Detailed Description The MAX9176/MAX9177 are 670MHz, low-jitter, low- skew ...

Page 10

LVDS-to-LVDS and Anything-to-LVDS 2:1 Multiplexers Applications Information Power-Supply Bypassing Bypass the V pin with high-frequency surface-mount CC ceramic 0.1µF and 0.001µF capacitors in parallel as close to the device as possible, with the smaller valued capacitor closest to V ...

Page 11

Anything-to-LVDS 2:1 Multiplexers Functional Diagram IN0+ IN0- IN1+ IN1- SEL PD Chip Information TRANSISTOR COUNT: 744 PROCESS: CMOS ______________________________________________________________________________________ 670MHz LVDS-to-LVDS and OUT+ OUT- 11 ...

Page 12

LVDS-to-LVDS and Anything-to-LVDS 2:1 Multiplexers (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages.) 12 ______________________________________________________________________________________ Package Information I ...

Page 13

Anything-to-LVDS 2:1 Multiplexers (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages.) ______________________________________________________________________________________ 670MHz LVDS-to-LVDS and Package Information (continued) 13 ...

Page 14

LVDS-to-LVDS and Anything-to-LVDS 2:1 Multiplexers (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages.) Maxim cannot assume responsibility for use of any circuitry other than ...

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