MIC2590B Datasheet, PDF (9/24 Pages) Micrel Semiconductor – Dual-Slot PCI Hot Plug Controller

MIC2590B
Symbol
Parameter
Condition
Min Typ
T_{PROP(3VFAULT)} Delay from 3V[A/B] overcurrent-limit MIC2590B-2, V_SENSE – V_THLIMIT =
1
to FAULT Output
200mV, C_FILTER = open
T_{PROP(5VFAULT)} Delay from 5V[A/B] overcurrent-limit MIC2590B-2, V_SENSE – V_THLIMIT =
1
to FAULT Output
200mV, C_FILTER = open
t_W
ON[A/B], AUXEN[A/B] Pulse Width Note 5
100
t_POR
MIC2590B Power-On Reset Time
after V_STBY becomes valid
Note 5
8-Bit Analog to Digital Converter
Symbol
t_CONV
V_AUXA
V_AUXB
Parameter
Total Unadjusted Error
Voltage, All Outputs
Current, 3V_OUT[A/B]/5V_OUT[A/B]
Current, V_AUX[A/B], 12V_OUT[A/B],
12MV_OUT[A/B]
Conversion Time
Resolution Specifications:
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
Condition
Measured as voltage across
corresponding external R_SENSE
Min Typ
–3
–3
±3
60
3.85
15.1
375
1.47
3V_OUTA
3V_OUTB
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
External R_SENSE = 6.00mΩ
3.85
15.1
11.6
45.5
5V_OUTA
5V_OUTB
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
12V_OUTA
12V_OUTB
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
12MV_OUTA
12MV_OUTB
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
SMBus Timing, Note 5
External R_SENSE = 10.0mΩ
5.89
23.1
6.96
27.3
13.8
54.1
500
1.96
–13.6
53.5
100
0.392
Symbol
t₁
t₂
t₃
t₄
t₅
Parameter
SCL (Clock) Period
Data In Set-Up Time to SCL HIGH
Data Out Stable after SCL LOW
Data LOW Set-Up Time to
SCL LOW
Data HIGH Hold Time after
SCL HIGH
Condition
Figure 1
Figure 1
Figure 1
Start Condition, Figure 1
Stop Condition, Figure 1
Min Typ
2.5
100
300
100
100
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating ratings.
Devices are ESD sensitive. Employ proper handling precautions. Human body model, 1.5kΩ in series with 100pF.
See the Applications Section.
Parameters guaranteed by design. Not 100% production tested.
Max
500
Max
+3
+3
100
Max
Micrel
Units
µs
µs
ns
µs
Units
%
%
%
ms
V
mV
mA
mA
V
mV
A
mA
V
mV
A
mA
V
mV
mA
mA
V
mV
mA
mA
Units
µs
ns
ns
ns
ns
August 2002
9
MIC2590B