Freescale Semiconductor, Inc.
MC13155
Figure 9. Differential Detector Output
Voltage versus Ambient Temperature
and Supply Voltage
Figure 10. Differential Limiter Output Voltage
versus Ambient Temperature
(V = 1 and 10 mVrms)
in
750
700
650
600
220
200
180
V
= – 6.0 Vdc
f = 70 MHz
= – 5.0 Vdc
EE
V
= 10 mVrms
in
V
EE
– 5.0 Vdc
– 3.0 Vdc
550
500
450
400
350
160
140
120
V
= 1.0 mVrms
in
– 50
– 30
–10
10
30
50
70
C)
90
110
– 50
– 30
–10
AMBIENT TEMPERATURE (
A,
10
30
50
70
90
T
AMBIENT TEMPERATURE (
°
T
°
C)
A,
Figure 11A. Differential Detector Output Voltage
versus Q of Quadrature LC Tank
Figure 11B. Differential Detector Output Voltage
versus Q of Quadrature LC Tank
1600
1400
2400
2000
1600
1200
800
V
V
f
= – 30 dBm
= – 5.0 Vdc
= 70 MHz
V
V
f
= – 30 dBm
= – 5.0 Vdc
= 70 MHz
in
EE
c
in
EE
c
f
=
±
6.0 MHz
dev
f
=
±
±
±
6.0 MHz
5.0 MHz
4.0 MHz
dev
f
= 1.0 MHz
f
= 1.0 MHz
1200 mod
mod
±
±
5.0 MHz
4.0 MHz
(Figure 16 no external capacitors
1000 between Pins 7, 8 and 9, 10)
(Figure 16 no external capacitors
between Pins 7, 8 and 9, 10)
±
±
3.0 MHz
2.0 MHz
800
600
400
200
0
±
±
±
3.0 MHz
2.0 MHz
1.0 MHz
±
1.0 MHz
5.5
400
0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
6.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Q OF QUADRATURE LC TANK
Q OF QUADRATURE LC TANK
Figure 11.
Figure 12. RSSI Output Voltage versus IF Input
Figure 13. – S+N, N versus IF Input
10
0
0
V
f
= – 5.0 Vdc
= 70 MHz
EE
c
S+N
Capacitively coupled
interstage: no attenuation
–1.0
(See Figure 16)
–10
– 20
– 30
– 40
– 50
– 60
– 70
–2.0
–3.0
15 dB Interstage
Attenuator
–4.0
–5.0
f
f
f
= 70 MHz
c
N
= 1.0 MHz
mod
dev
EE
=
± 5.0 MHz
V
= – 5.0 Vdc
– 80
– 60
– 40
– 20
0
20
– 90
– 70
– 50
– 30
–10
10
IF INPUT, (dBm)
IF INPUT (dBm)
5
MOTOROLA ANALOG IC DEVICE DATA
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