SY89850UMG TR Micrel Inc, SY89850UMG TR Datasheet - Page 9

• Manufacturer Part Number: SY89850UMG TR
• Description: IC DRVR/RCVR LVPECL PREC 8-MLF
• Manufacturer: Micrel Inc
• Series: SY89r

Specifications of SY89850UMG TR

• Logic Type: Differential Receiver/Driver
• Supply Voltage: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MLF®, QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Bits: -
• Other names: 576-2957-2; SY89850UMG TR; SY89850UMGTR; SY89850UMGTR

Output Interface Applications
LVPECL has a high input impedance, a very low
output impedance (open emitter), and a small signal
swing which results in low EMI. LVPECL is ideal for
driving
transmission lines. There are several techniques for
Related Product and Support Documentation
Micrel, Inc.
Part Number
SY58601U
HBW Solutions
August 2007
50
Ω
-
Note:
1.
Notes:
1. Power-saving alternative to Thevenin termination.
2. Place termination resistors as close to destination inputs as possible.
3. R
4. For 2.5V systems, R
Function
Ultra-Precision Differential 800mV LVPECL
Line Driver/Receiver with Internal Termination
New Products and Applications
and
For +2.5V systems, R1 = 250Ω, R2 = 62.5Ω.
b
resistor sets the DC bias voltage, equal to V
100
Ω
-controlled
b
Figure 4a. Parallel Termination-Thevenin Equivalent
= 19Ω.
Figure 4b. Parallel Termination (3-Resistor)
impedance
T
.
9
Data Sheet Link
www.micrel.com/product-info/products/sy58601u.shtml
www.micrel.com/product-info/products/solutions.shtml
terminating the LVPECL output: Parallel Termination-
Thevenin Equivalent, Parallel Termination (3-resistor),
and AC-coupled Termination. Unused output pairs
may be
must be terminated, or balanced.
left
floating. However,
[e-mail]
single-
or [phone]
M9999-083007-B
ended outputs
SY89850U