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 vs VCC at 2140MHz
2.0
2.5
TA = 25°C
1.8
2.0
1.6
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
0
–40 –35 –30 –25 –20 –15 –10 –5 0
RF INPUT POWER (dBm)
2.7V –2.0
3.6V
–2.5
5 10
5587 G29
Output Transient Response with
CW RF and EN Pulse
5000
4000
EN
PULSE
OFF
EN PULSE ON
5
TA = 25°C
0
PIN = 10dBm
3000
–5
PIN = 0dBm
2000
PIN = –10dBm
–10
PIN = –20dBm
1000
–15
PIN = –30dBm
0
–20
0 10 20 30 40 50 60 70 80 90 100
TIME (μsec)
5587 G33
Output Transient Response
5000
4000
RF
PULSE
OFF
RF PULSE ON
5
TA = 25°C
0
PIN = 10dBm
3000
–5
PIN = 0dBm
2000
PIN = –10dBm
–10
PIN = –20dBm
1000
–15
PIN = –30dBm
0
–20
0 10 20 30 40 50 60 70 80 90 100
TIME (μsec)
5587 G32
Output Transient Response with
RF Pulse and EN Pulse
5000
5
RFAND EN
PULSE
TA = 25°C
OFF RF AND EN PULSE ON
4000
0
PIN = 10dBm
3000
–5
PIN = 0dBm
2000
PIN = –10dBm
–10
PIN = –20dBm
1000
–15
PIN = –30dBm
0
–20
0 10 20 30 40 50 60 70 80 90 100
TIME (μsec)
5587 G31
5587f
9
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