LMX2541SQE2380E/NOPB National Semiconductor, LMX2541SQE2380E/NOPB Datasheet - Page 17

• Manufacturer Part Number: LMX2541SQE2380E/NOPB
• Description: IC PLL FREQ SYNTH W/VCO 36LLP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Clock/Frequency Synthesizer (RF)r

Specifications of LMX2541SQE2380E/NOPB

• Pll: Yes
• Input: Clock
• Output: Clock
• Number Of Circuits: 1
• Ratio - Input:output: 2:2
• Differential - Input:output: No/No
• Frequency - Max: 2.53GHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 3.15 V ~ 3.45 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-LLP
• Frequency-max: 2.53GHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LMX2541SQE2380ETR

The above plots show the trends in output power as a function of temperature, voltage, and frequency. For states where VCOGAIN
and OUTTERM are not 12, the table below shows how the output power is modified based on these programmable settings.
CHANGE in Output Power in Bypass Mode as a Function of VCOGAIN and
OUTTERM
(VCO_DIV = 1, T
Output Power vs. OUTTERM and FREQUENCY
(VCO_DIV = 1, VCOGAIN = 12, OUTTERM = 12,
Output Power vs. Voltage
A
= 25 °C, Vcc = 3.3 V, VCOGAIN = 12
T
(Note
12
15
(Note
A
3
6
9
= 25°C
6) )
6))
-9.7
-6.6
-5.7
-5.4
-5.3
3
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-8.4
-4.5
-3.1
-2.5
-2.2
17
6
(VCO_DIV = 1, T
(VCO_DIV = 1, VCOGAIN = 12, OUTTERM = 12,
Output Power vs. VCOGAIN and FREQUENCY
VCOGAIN
-7.9
-3.6
-1.7
-0.8
-0.3
Output Power vs. Temperature
9
A
= 25 °C, Vcc = 3.3 V, OUTTERM = 12
Vcc = 3.3 V
(Note
(Note
+0.0
+0.8
-7.8
-3.4
-1.3
12
6) )
6))
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+0.1
+1.1
-7.9
-3.6
-1.3
15