
Micrel Inc.
MIC4555
September 2011
4
M9999-092311-B
Absolute Maximum Ratings(1)
Supply Voltages (DVCC, VBAT, VCC, VSEL).........0.3 to +6.0V
Input Logic (RIN, CIN, DATA)
(2) .........................0.3 to +6.0V
Lead Temperature (soldering, 5s).............................. 260°C
Storage Temperature (TS).............................65 to +150°C
ESD Rating
(3)................................................ 2kV to Any Pin
ESD Rating (RST, CLK, I/O, VCC pins)
(3)...........8kV to GND
Operating Ratings(4)
Supply Voltage (VBAT)................................... +2.7V to +5.5V
Supply Voltage (DVCC) ....................................+1.6V to VBAT
Logic Inputs (RIN, CIN, DATA)............................. 0V to DVCC
Logic Inputs (EN, VSEL).........................................0V to VBAT
Storage Temperature (TS)............................. 45 to +125°C
Package Thermal Resistance
3mm x 3mm MLF
-16L (θJA).............................59°C/W
Electrical Characteristics
General
TA =25
oC, VBAT = 4.3V, CVCC = 1F unless otherwise noted. Bold values indicate 40°C ≤ TJ ≤ 125°C.
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
VBAT Shutdown Current
ISD
VEN = 0V, All outputs disabled
0.1
1
A
VCC = 1.8V, ICC = 0mA
41
80
VBAT Operating Current
IOPBAT
VCC = 3.0V, ICC = 0mA
47
80
A
DVCC Shutdown Current
ISD
VEN = 0V, All outputs disabled
0.1
1
A
DVCC Operating Current
IOPDVcc
fCLK = 1MHz, tr/f = 10ns, DVCC = 5.5V
3.5
A
DVCC Undervoltage Lock-Out
Threshold (UVLO)
VUVLO
0.8
1.1
1.4
V
Over-Temperature Shutdown
Threshold
Tth
150
°C
Over-Temperature Hysteresis
Thys
10
°C
When disabled, IOUT = 3mA. Active pull-
down on VCC.
260
Auto Discharge NFET Resistance
(5)
RPD
When disabled, IOUT = 3mA. Active pull-
down on RST, CLK.
100
Ω
Electrical Characteristics
SIM Power Supply and Level Translator
TA = 25
oC, VBAT = 4.3V, CVCC = 1F unless Bold values indicate 40°C ≤ TJ ≤ 125°C.
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
EN, VSEL High Input Threshold
VIH
1.2
V
EN, VSEL Low Input Threshold
VIL
0.4
V
Controller Voltage Input
DVCC
1.6
VBAT
V
RIN, CIN High Input Threshold
VIH
0.7DVCC
V
RIN, CIN Low Input Threshold
VIL
0.2DVCC
V
DATA Output High
VOH
IOH = 20A, I/0 = VCC
0.7DVCC
V
DATA Output Low
VOL
IOL = 200A, I/O = 0V
0.4
V
DATA Input Current High
IIH
20
A
DATA Input Current Low
IIL
1
mA
DATA Pull-Up Resistance
RPU
Between DATA and DVCC
13
20
30
k