ADC128D818 Datasheet, PDF (7/38 Pages) National Semiconductor (TI) – 12-Bit, 8-Channel, ADC System Monitor with Temperature Sensor, Internal/External Reference, and I2C Interface

Symbol
Parameter
DIGITAL INPUTS: A0 and A1
V_IN(1)
V_IM
V_IN(0)
Logical “1” Input Voltage
Logical Middle Input Voltage
Logical “0” Input Voltage
Conditions
SERIAL BUS INPUTS: SCL and SDA
V_IN(1) Logical “1” Input Voltage
V_IN(0) Logical “0” Input Voltage
V_HYST Hysteresis Voltage
ALL DIGITAL INPUTS: SCL, SDA, A0, A1
I_IN(1) Logical “1” Input Current
I_IN(0) Logical “0” Input Current
C_IN Digital Input Capacitance
V⁺ = +3.3V
V⁺ = +5.5V
V_IN = V⁺
V_IN = 0 V_DC
Min
Typical
Max
(Note 9) (Note 8) (Note 9)
Units
0.90 x V+
0.43 x V+
GND -
0.05
5.5
V
0.57 x V+
0.10 x V+
V
0.7 × V⁺
5.5
v
GND -
0.05
0.3 × V⁺
V
0.67
V
1.45
V
−1
– 0.005
µA
0.005
1
µA
20
pF
7
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