si8630 Silicon Laboratories, si8630 Datasheet - Page 4

• Manufacturer Part Number: si8630
• Description: Low-power Triple-channel Digital Isolator
• Manufacturer: Silicon Laboratories

Si8630/31/35
1. Electrical Specifications
Table 1. Recommended Operating Conditions
Table 2. Electrical Characteristics
(V
4
Parameter
Ambient Operating Temperature*
Supply Voltage
*Note: The maximum ambient temperature is dependent on data frequency, output loading, number of operating channels,
Parameter
VDD Undervoltage Threshold
VDD Undervoltage Threshold
VDD Negative-Going
Lockout Hysteresis
Positive-Going Input Threshold
Negative-Going Input Threshold
Input Hysteresis
High Level Input Voltage
Low Level Input Voltage
High Level Output Voltage
Low Level Output Voltage
Input Leakage Current
Output Impedance
Enable Input High Current
Enable Input Low Current
Notes:
DD1
1. The nominal output impedance of an isolator driver channel is approximately 50 , ±40%, which is a combination of the
2. t
3. Start-up time is the time period from the application of power to valid data at the output.
= 5 V ±10%, V
and supply voltage.
value of the on-chip series termination resistor and channel resistance of the output driver FET. When driving loads
where transmission line effects will be a factor, output pins should be appropriately terminated with controlled
impedance PCB traces.
the same supply voltages, load, and ambient temperature.
PSK(P-P)
is the magnitude of the difference in propagation delay times measured between different units operating at
DD2
1
= 5 V ±10%, T
VDDUV+
VDDUV–
VDD
Symbol
A
V
= –40 to 125 ºC)
I
VT+
VT–
V
I
V
V
ENH
V
ENL
Z
HYS
I
OH
OL
L
IH
IL
O
HYS
Symbol
V
V
T
DD1
DD2
A
V
V
Test Condition
All inputs falling
DD1
All inputs rising
DD1
loh = –4 mA
V
V
lol = 4 mA
150 Mbps, 15 pF, 5 V
, V
ENx
ENx
, V
Rev. 1.1
Test Condition
DD2
DD2
= V
= V
falling
rising
IH
IL
V
DD1
,V
1.95
1.88
0.38
Min
1.4
1.0
2.0
50
—
—
—
—
—
—
DD2
Min
–40
2.5
2.5
– 0.4
2.24
2.16
1.67
1.23
0.44
Typ
Typ
4.8
0.2
2.0
2.0
25
—
—
70
50
—
—
—
2.375
2.325
125*
Max
Max
0.50
±10
5.5
5.5
1.9
1.4
0.8
0.4
95
—
—
—
—
—
Unit
Unit
mV
µA
µA
µA
°C

V
V
V
V
V
V
V
V
V
V
V