Rainbow Electronics 78M6631 - Manual (Page 17)

DS_6631_056 78M6631 Data Sheet
Rev 1 17
2.4 Performance Specifications
2.4.1 Input Logic Levels
Table 5: Input Logic Levels
Parameter Condition Min Typ Max Unit
Digital high-level input voltage 1 , V
IH
2 V
Digital low-level input voltage 1 , V
IL
0.8 V
Input pullup current, I
IL
E_RXTX,
E_RST, CKTEST
Other digital inputs
VIN = 0 V,
ICE_E = 1
10
10
-1 0
100
100
+1
µ A
µ A
µ A
Input pulldown current, I
IH
ICE_E
RESET
Other digital inputs
VIN = V3P3D
10
10
-1 0
100
100
+1
µ A
µ A
µ A
1 To reduce power consumption, digital inputs should be below 0.3 V or above 2.5 V to minimize supply
current.
2.4.2 Output Logic Levels
Table 6: Output Logic Levels
Parameter Condition Min Typ Max Unit
Digital high-level output voltage V
OH
I
LOAD
= 1 mA V3P3D -
0.4
V
I
LOAD
= 15 mA V3P3D -
0.6
V
Digital low-level output voltage V
OL
I
LOAD
= 1 mA 0 0.4 V
I
LOAD
= 15 mA 0.8 V
2.4.3 Power-Fault Comparator
Table 7: Power-Fault Comparator Performance Specifications
Parameter Condition Min Typ Max Unit
Offset Voltage: V1 - VBIAS -20 +15 mV
Hysteresis Current: V1 V
IN
= VBIAS – 100 mV 0.8 1.2 µ A
Response Time: V1 +100 mV overdrive
Voltage at V1 rising
Voltage at V1 falling
10
8
37
100
100 µ s
µ s
WDT Disable Threshold: V1 - V3P3A -400 -10 mV