
DS1870
LDMOS RF Power-Amplifier Bias
Controller
4 _____________________________________________________________________
LOOKUP TABLE CHARACTERISTICS
(V
CC
= +4.5 to 5.5V, T
A
= -40°C to +95°C.)
SYMBOL
MIN TYP MAX
POT1 and POT2 Temp LUT Size
POT1 and POT2 Temp LUT Index
Range
-40
+102
°C
Temp Step 2°C
Temp Hysteresis (Note 6) 1 °C
POT1 and POT2 Drain LUT Size 64
Bytes
POT1 and POT2 Drain LUT V
D
Index Range
8000 FE00
Hex
POT1 and POT2 Drain LUT V
D
Step
0200
Hex
POT1 and POT2 Drain LUT V
D
Hysteresis
(Note 6)
0100
Hex
POT1 and POT2 Drain LUT I
DX
Index Range
0000 7E00
Hex
POT1 and POT2 Drain LUT I
DX
Step
0200
Hex
POT1 and POT2 Drain LUT I
DX
Hysteresis
(Note 6)
0100
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