SY100EP111UTG-TX

7
Precision Edge
®
SY100EP111U
Micrel, Inc.
M9999-021511
hbwhelp@micrel.com or (408) 955-1690
TYPICAL CHARACTERISTICS
200
300
400
500
600
700
800
900
0
500
1000
1500
2000
2500
3000
3500
4000
OUTPUT AMPLITUDE (mVp-p)
FREQUENCY (MHz)
Frequency Response
vs. Output Amplitude
V
SUP
= 2.5V
V
DIFFIN
= 800mV
200
300
400
500
600
700
800
900
0
500
1000
1500
2000
2500
3000
3500
4000
OUTPUT AMPLITUDE (mVp-p)
FREQUENCY (MHz)
Frequency Response
vs. Output Amplitude
V
SUP
= 3.3V
V
DIFFIN
= 800mV
8
Precision Edge
®
SY100EP111U
Micrel, Inc.
M9999-021511
hbwhelp@micrel.com or (408) 955-1690
TERMINATION RECOMMENDATIONS
R2
82
R2
82
Z
O
= 50
Z
O
= 50
+3.3V
+3.3V
V
t
= V
CC
–2V
R1
130
R1
130
+3.3V
Figure 1. Parallel Termination–Thevenin Equivalent
Note 1. For +2.5V systems: R1 = 250, R2 = 62.5
Z
= 50
Z
= 50
5050
46 to 50
+3.3V +3.3V
“source” “destination”
R
b
Figure 2. Three-Resistor “Y–Termination”
Note 1. Power-saving alternative to Thevenin termination.
Note 2. Place termination resistors as close to destination inputs as possible.
Note 3. R
b
resistor sets the DC bias voltage, equal to V
t
.
+3.3V +3.3V
50
Z
O
= 50
0.01µF
V
BB
R2
82
+3.3V +3.3V
R1
130
R1
130
R2
82
V
t
= V
CC
–2V
Q
/Q
+3.3V
Figure 3. Terminating Unused I/O
Note 1. Unused output (/Q) must be terminated to balance the output.
Note 2. Micrel's differential I/O logic devices include a V
BB
reference pin .
Note 3. Connect unused input through 50 to V
BB
. Bypass with a 0.01µF capacitor to V
CC
, not GND.
Note 4. For +2.5V systems: R1 = 250, R2 = 62.5.
9
Precision Edge
®
SY100EP111U
Micrel, Inc.
M9999-021511
hbwhelp@micrel.com or (408) 955-1690
32-PIN THIN QUAD FLATPACK (T32-1)
Rev. 01
MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA
TEL + 1 (408) 944-0800 FAX + 1 (408) 474-1000 WEB http://www.micrel.com
The information furnished by Micrel in this datasheet is believed to be accurate and reliable. However, no responsibility is assumed by Micrel for its use.
Micrel reserves the right to change circuitry and specifications at any time without notification to the customer.
Micrel Products are not designed or authorized for use as components in life support appliances, devices or systems where malfunction of a product can
reasonably be expected to result in personal injury. Life support devices or systems are devices or systems that (a) are intended for surgical implant into
the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significant injury to the user. A Purchaser’s
use or sale of Micrel Products for use in life support appliances, devices or systems is at Purchaser’s own risk and Purchaser agrees to fully indemnify
Micrel for any damages resulting from such use or sale.
© 2005 Micrel, Incorporated.

SY100EP111UTG-TX

Mfr. #:
Manufacturer:
Microchip Technology
Description:
Buffers & Line Drivers 2.5-5V 1:10 PECL Fanout Buffer
Lifecycle:
New from this manufacturer.
Delivery:
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