MRF1570NT1 MRF1570FNT1
7
RF Device Data
Freescale Semiconductor
Figure 12. 400 - 470 MHz Broadband Test Circuit Component Layout
C11
B1
C12 C13 C14
C1
C2
C3
C4
C9
C15
R1
C5
C6
R3
R4
R2
C17
B2
C18 C19 C20
L5
L6
C37
C21C23
C22
C24
C42
C26
C25
L1
L2
C27
C34
C28
C39
L3
L4
C29
C30
C32
C33
C38
B5
B6
B3
B4
C35 C36
C40 C41
VDD
GND
VGG
GND
C10
C16
C7
C8
C31
MRF1570T1
Freescale has begun the transition of marking Printed Circuit Boards (PCBs) with the Freescale Semiconductor
signature/logo. PCBs may have either Motorola or Freescale markings during the transition period. These changes will have
no impact on form, fit or function of the current product.
TYPICAL CHARACTERISTICS, 400 - 470 MHz
0
100
0
400 MHz
Pin, INPUT POWER (WATTS)
Figure 13. Output Power versus Input Power
P
out
, OUTPUT POWER (WATTS)
VDD= 12.5 Vdc
80
60
40
20
12345678
440 MHz
470 MHz
80
?20
0
0
Pout, OUTPUT POWER (WATTS)
Figure 14. Input Return Loss versus Output Power
INPUT RETURN LOSS (dB)
IRL,
?5
?10
?15
10 20 30 40 50 60 70
400 MHz
VDD= 12.5 Vdc
440 MHz
470 MHz