LTC5587IDD View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC5587IDD' PDF : 20 Pages View PDF
LTC5587
TYPICAL PERFORMANCE CHARACTERISTICS VCC = VDD = OVDD = 3.3V, VREF = 1.8V, EN = 3.3V,
fSMPL = fSMPL(MAX) and fSCK = fSCK(MAX) unless otherwise noted. VOUT = ADC Output (LSB) • 1.8/4096. Test circuit is shown in Figure 1.
Output Voltage and Linearity
Error at 2140MHz
2.0
2.5
25°C
1.8
85°C
2.0
1.6
– 40°C
1.5
1.4
1.0
1.2
0.5
1.0
0
0.8
–0.5
0.6
–1.0
0.4
–1.5
0.2
–2.0
0
–40 –35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
–2.5
5 10
5587 G10
Output Voltage Temperature
Variation from 25°C at 2140MHz
3
2
1
85°C
0
–40°C
–1
–2
–3
–40 –35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
5 10
5587 G11
Linearity Error vs RF Input Power
2140MHz Modulated Waveforms
3
TA = 25°C
2
1
0
–1
CW
WCDMA, UL
WCDMA DL 1C
–2
WCDMA DL 4C
LTE DL 1C
LTE DL 4C
–3
–35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
5 10
5587 G12
Output Voltage and Linearity
Error at 2600MHz
2.0
2.5
25°C
1.8
85°C
2.0
1.6
– 40°C
1.5
1.4
1.0
1.2
0.5
1.0
0
0.8
–0.5
0.6
–1.0
0.4
–1.5
0.2
–2.0
0
–40 –35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
–2.5
5 10
5587 G13
Output Voltage Temperature
Variation from 25°C at 2600 MHz
3
2
1
85°C
0
–40°C
–1
–2
–3
–40 –35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
5 10
5587 G14
Linearity Error vs RF Input Power
2.6GHz Modulated Waveforms
3
TA = 25°C
2
1
0
–1
CW
–2
WiMax OFDM PREAMBLE
WiMax OFDM BURST
WiMax OFDMA PREAMBLE
–3
–35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
5 10
5587 G15
Output Voltage and Linearity
Error at 3500MHz
2.0
2.5
25°C
1.8
85°C
2.0
1.6
– 40°C
1.5
1.4
1.0
1.2
0.5
1.0
0
0.8
–0.5
0.6
–1.0
0.4
–1.5
0.2
–2.0
0
–40 –35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
–2.5
5 10
5587 G16
Output Voltage Temperature
Variation from 25°C at 3500MHz
3
2
1
85°C
0
–40°C
–1
–2
–3
–40 –35 –30 –25 –20 –15 –10 –5 0 5 10
RF INPUT POWER (dBm)
5587 G17
Linearity Error vs RF Input Power
3.5GHz Modulated Waveforms
3
TA = 25°C
2
1
0
–1
–2
CW
WiMax OFDMA PREAMBLE
WiMax OFDM BURST
–3
–35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
5 10
5587 G18
5587f
7
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