DEMOBOARD-U3600BM Atmel, DEMOBOARD-U3600BM Datasheet - Page 15

• Manufacturer Part Number: DEMOBOARD-U3600BM
• Description: BOARD DEMO FOR U3600BM
• Manufacturer: Atmel
• Type: Cordless Phone ICr

Specifications of DEMOBOARD-U3600BM

• Contents: Board, Software and Documentation
• For Use With/related Products: U3600BM
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 5-3.
Figure 5-4.
4804A–CT0–03/06
DACO output jumps randomly
between GND and VBAT
DACO output fully HIGH
DACO output fully LOW
DACO Output Unfiltered
DACO Output Level Dependent on Antenna Input Level
4.000
3.500
3.000
2.500
2.000
1.500
1.000
0.500
0.000
127
63
0
-160
IOU
DACO value is constant (so that DACO output begins to stay stable high)
RF input signal is varied
T
DACO output
fully HIGH
DACO output
fully HIGH
Y
-150
jumps randomly
between GND
DACO output
DACO reference start value =
and VBAT
X
-140
DACO output
fully LOW
DACO output
fully LOW
Antenna level (dBm)
-130
decimal 55
-120
current of stage 4
current of stage 5
current of stage 6
current of stage 7
X
-110
log UIN
-100
The points marked with
cause a DACO output
signal of duty 1:1
(even if scope does not display
1:1)
U3600BM
15