MIC2551A-2.5
Micrel, Inc.
Absolute Maximum Ratings
(Note 1)
Supply Voltage (V
BUS
) .................................................. 6.5V
All Other Inputs ...............................................–0.5V to 5.5V
Ambient Storage Temperature.................. –65°C to +150°C
Output Current (D+, D–) .......................................... ± 50mA
Output Current (all others) ........................................ ±15mA
Input Current............................................................. ±50mA
ESD,
Note 3
V
BUS
, D+, D– .........................................................±15KV
All other pins ............................................................±2KV
Operating Ratings
(Note 2)
Supply Voltage (V
BUS
) ...................................4.0V to 5.25V
Ambient Operating Temperature ................ –40°C to +85°C
Package Thermal Resistance
MLF
®
(θ
JA
) .........................................................59(°C/W)
DC Electrical Characteristics (System and USB Interface)
(Note 6)
Symbol
V
BUS
V
IF
V
IL
V
IH
V
OH
V
OL
I
IL
Symbol
Parameter
USB Supply Voltage
System I/F Supply Voltage
LOW-Level Input Voltage,
Note 4
HIGH-Level Input Voltage,
Note 4
HIGH-Level Output Voltage,
Note 4
LOW-Level Output Voltage,
Note 4
Input Leakage Current,
Note 4
Parameter
SPD
1
1
0
I
IF
VIF Supply Current
0
0
1
SUS
0
0
0
0
1
0
OE#
1
0
1
0
0
0
VBUS = 5.25V
VIF = 3.6V
f = 6MHz
CLOAD = 50pF,
Note 6
f = 750MHz
CLOAD = 600pF,
Note 6
Conditions
Voltage
Load
I
OH
= 20µA
I
OL
= 20µA
Conditions
V
IF
= 3.6V, V
BUS
= 5V unless otherwise noted; T
A
= 25°C.
Bold
indicates specifications over temperature, -40°C to 85°C.
Min
4.0
1.6
V
IF
-0.3
0.85V
IF
0.9V
IF
0.1
-5
Min
Typ
5
Max
Typ
Max
5.25
3.6
0.15V
IF
V
IF
+0.3
Units
V
V
V
V
V
V
µA
Units
1
5
µA
325
650
µA
0
1
1
0
I
VBUS
VBUS Supply Current
0
0
1
0
0
0
0
0
1
0
0
1
0
1
0
0
0
VBUS = 5.25V
VIF = 3.6V
40
800
3000
230
400
130
75
1100
5000
350
700
200
10
µA
µA
µA
µA
µA
µA
mA
f = 6MHz
CLOAD = 50pF,
Note 6
f = 750MHz
CLOAD = 600pF,
Note 6
Min
-5
-5
3.0
7.3
0
Symbol
I
VPULEAK
I
VIFLEAK
V
PU
R
SW
Parameter
VPU Leakage Current
VIF Leakage Current
Pull-Up Output Voltage
Internal Pull-Up Termination
0
0
Conditions
CON = 1, V
PU
= 0V
V
IF
= 3.6V, V
BUS
= 0V
3.6
Typ
5
Max
5
5
mA
Units
µA
µA
V
Ω
I
TERM
= 200µA, V
BUS
= 4.0 to 5.25V
I
TERM
= 10mA, V
BUS
= 4.0 to 5.25V
3.3
10
3.6
M9999-030810
4
March 2010
MICREL [ MICREL SEMICONDUCTOR ]
