March 2006

5

M9999-031306

MIC2551A-2.5

Micrel, Inc.

Leakage Current

Hi-Z State Data Line Leakage

(Suspend Mode)

-10

10

µA

Input Levels

Differential Input Sensitivity

|(D+) - (D-)|

0.2

V

Differential Common Mode Range

0.8

2.5

V

Single-Ended Receiver Threshold

0.8

2.0

V

Receiver Hysteresis

200

mV

Output Levels

Static Output Low

0.3

V

Static Output High

2.8

3.6

V

Capacitance

Transceiver Capacitance

Pin to GND

10

pF

Driver Output Resistance

Steady-state drive

8

16

24

Ω

Driver Characteristics (Low Speed)

Transition Rise Time

75

300

ns

Transition Fall Time

75

300

ns

Rise/Fall Time Matching

80

125

%

Output Signal Crossover Voltage

1.3

2.0

V

Driver Characteristics (Full Speed)

Transition Rise Time

4

20

ns

Transition Fall Time

4

20

ns

Rise/Fall Time Matching

90

111.11

%

Output Signal Crossover Voltage

1.3

2.0

V

Transceiver Timing

OE# to RCVR Tri-State Delay

Figure 1

15

ns

Receiver Tri-State to Transmit

Delay

Figure 1

15

ns

OE# to DRVR Tri-State Delay

Figure 1

15

ns

Driver Tri-State to Receiver Delay

Figure 1

15

ns

VP, VM to D+, D- Propagation

Delay

Figure 4

15

ns

D+, D- to RCV Propagation Delay

Figure 3

15

ns

D+, D- to VP, VM Propagation

Delay

Figure 3

8

ns

Note 1. Exceeding the absolute maximum rating may damage the device.

Note 2. The device is not guaranteed to function outside its operating rating.

Note 3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.

Note 4. Specification applies to the following pins: SUS, SPD, CON, RCV, VP, VM, OE#.

Note 5. All AC parameters guaranteed by design but not production tested.

Note 6. Specification for packaged product only.

Symbol

Parameter

Conditions

Min

Typ

Max

Units

ESD Protection

IEC-1000-4-2

only)

Air Discharge

10 pulses

±15

kV

Contact Discharge

10 pulses

±15

kV