MIC2551A
Micrel
DC Electrical Characteristics (Transceiver)
(Note 7)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
µA
Leakage Current
I
LO
Input Levels
V
DI
V
CM
V
SE
Output Levels
V
OL
V
OH
Capacitance
C
IN
Z
DRV
Transceiver Capacitance
Driver Output Resistance
Pin to GND
Steady state drive
8
10
16
24
pF
Ω
Static Output Low
Static Output High
R
L
= 1.5kΩ to 3.6V
R
L
= 15kΩ to GND
2.8
0.3
3.6
V
V
Differential Input Sensitivity
Differential Common Mode Range
Single-Ended Receiver Threshold
Receiver Hysteresis
|(D+) – (D–)|
Includes V
DI
range
0.2
0.8
0.8
200
2.5
2.0
V
V
V
mV
Hi-Z State Data Line Leakage
(Suspend Mode)
0V < V
IN
< 3.3V, SUS = 1
–10
10
AC Electrical Characteristics
(Notes 6, 7)
Driver Characteristics (Low Speed)
T
R
T
F
T
R
, T
F
V
CRS
T
R
T
F
T
R
, T
F
V
CRS
t
PVZ
t
PZD
t
PDZ
t
PZV
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Note 6.
Note 7.
Transition Rise Time
Transition Fall Time
Rise/Fall Time Matching
Output Signal Crossover Voltage
C
L
= 50pF, Figure 2
C
L
= 600pF
C
L
= 50pF, Figure 2
C
L
= 600pF
(T
R
, T
F
)
75
300
75
300
80
1.3
125
2.0
ns
ns
%
V
Driver Characteristics (Full Speed)
Transition Rise Time
Transition Fall Time
Rise/Fall Time Matching
Output Signal Crossover Voltage
C
L
= 50pF, Figure 2
C
L
= 50pF, Figure 2
(T
R
, T
F
)
4
4
90
1.3
20
20
111.11
2.0
ns
ns
%
V
Transceiver Timing
OE# to RCVR Tri-State Delay
Receiver Tri-State to Transmit Delay
OE# to DRVR Tri-State Delay
Driver Tri-State to Receive Delay
VP, VM to D+, D– Propagation Delay
D+, D– to RCV Propagation Delay
D+, D– to V
P
, V
M
Propagation Delay
Figure 1
Figure 1
Figure 1
Figure 1
Figure 4
Figure 3
Figure 3
15
15
15
8
15
15
15
ns
ns
ns
ns
ns
ns
ns
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
Specification applies to the following pins: SUS, SPD, RCV, CON, RCV, VP, VM, OE#.
Characterized specification(s), but not production tested.
All AC parameters guaranteed by design but not production tested.
Specification for packaged product only.
May 2004
5
M9999-051004
MICREL [ MICREL SEMICONDUCTOR ]
