Dual RF LDMOS Bias Controllers
with I 2 C/SPI Interface
ELECTRICAL CHARACTERISTICS (continued)
(GATEV DD = +5.5V for the MAX1385, GATEV DD = +11V for the MAX1386, AV DD = DV DD = +5V, external V REFADC = +2.5V, external V REF-
DAC = +2.5V, C REF = 0.1μF, unless otherwise noted. T A = -40°C to +85°C, unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
V IH AND V IL FOR SDA/DIN AND SCL IN I 2 C OPERATION ONLY
Input High Voltage
Input Low Voltage
Input Hysteresis
V IH
V IL
V HYS
0.7 x
DV DD
0.1 x
DV DD
0.3 x
DV DD
V
V
V
V IH AND V IL FOR OPSAFE1 AND OPSAFE2
Input High Voltage
Input Low Voltage
V IH
V IL
2.4
0.4
V
V
V IH AND V IL FOR ALL OTHER DIGITAL INPUTS
Input High Voltage
Input Low Voltage
V IH
V IL
2.2
0.7
V
V
V OH AND V OL FOR A1/DOUT (SPI ), SDA/DIN, ALARM
Output Low Voltage
Output High Voltage
V OL
V OH
I SINK = 3mA
I SOURCE = 2mA
DV DD
- 0.5
0.4
V
V
V OH AND V OL FOR SAFE1, SAFE 2, BUSY
Output Low Voltage
Output High Voltage
V OL
V OH
I SINK = 0.5mA
I SOURCE = 0.5mA
DV DD
- 0.5
0.4
V
V
6
_______________________________________________________________________________________
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