ATTL7557AAU Ver la hoja de datos (PDF) - Agere -> LSI Corporation
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ATTL7557AAU Datasheet PDF : 28 Pages
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Data Sheet
January 2000
L7556, L7557 Low-Power SLICs
with Battery Switch
Applications (continued)
Characteristic Curves
0
RECEIVE GAIN
–10
–20
–30
–40
HYBRID BALANCE
0
–10
–20
CURRENT
–30
LIMIT
–40
BELOW
–50 CURRENT
LIMIT
–60
–70
–80
10
100
SPEC.
1000
104
FREQUENCY (Hz)
105
106
12-2830.a (F)
–50
100
1000
104
FREQUENCY (Hz)
105
12-2828.c (F)
Figure 13. Receive Gain and Hybrid Balance vs.
Frequency
0
–10
–20
–30
–40
–50
100
TRANSMIT GAIN
RETURN LOSS
1000
10 4
FREQUENCY (Hz)
10 5
12-2829.b (F)
Figure 15. Typical VCC Power Supply Rejection
0
–10
–20
–30
–40
–50
–60
–70
–80
10
CURRENT
LIMIT
SPECIFICATION RANGE
BELOW
CURRENT
LIMIT
100
1000
104
FREQUENCY (Hz)
105
106
12-2871.a (F)
Figure 16. Typical VBAT Power Supply Rejection
Figure 14. Transmit Gain and Return Loss vs.
Frequency
Lucent Technologies Inc.
17
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