ltc4558eud-trpbf Linear Technology Corporation, ltc4558eud-trpbf Datasheet - Page 2

• Manufacturer Part Number: ltc4558eud-trpbf
• Description: Dual Sim/smart Card Power Supply And Interface
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
LTC4558
(Note 1)
V
CLKRUNB, ENABLEA, ENABLEB, CSEL, VSELA,
VSELB to GND ............................................. –0.3V to 6V
I/OA, CLKA, RSTA ........................ –0.3V to VCCA + 0.3V
I/OB, CLKB, RSTB ........................ –0.3V to VCCB + 0.3V
I
V
Operating Temperature Range (Note 3) ...–40°C to 85°C
Storage Temperature Range ...................–65°C to 125°C
temperature range, otherwise specifi cations are at T
PARAMETER
Input Power Supply
V
I
DV
I
I
I
SIM Card Supplies
V
V
Channel Switching Time
2
VBATT
DVCC
DVCC
VBATT
CCA,B
BATT
CCA,B
CCA,B
BATT
CCA,B
CC
Operating Voltage
Operating Current
Shutdown Current
Operating Voltage
Operating Current
Shutdown Current
, DV
Output Voltage
Turn-On Time
(Note 4) .......................................................80mA
Short-Circuit Duration ........................... Indefi nite
CC
, DATA, RSTIN, CLKIN, CLKRUNA,
CONDITIONS
V
V
DV
3V Mode, 0mA < I
1.8V Mode, 0mA < I
I
ENABLEA = ENABLEB = RSTIN = DV
CSEL
CCA,B
CCA
CCA
CC
= 3V, V
= 1.8V, V
= 0V
= 0mA, ENABLEA,B
to RSTB
CCB
CCB
= 0V, I
CCA,B
= 0V, I
A
CCA,B
= 25°C. V
CCA
< 50mA
CCA
< 30mA
The
= 0μA
= I
to V
●
CCB
BATT
CCA,B
denotes the specifi cations which apply over the full operating
= 0μA
CC
= 3.3V, DV
PACKAGE/ORDER INFORMATION
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
at 90% Selected Voltage
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
ORDER PART NUMBER
CC
EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB
= 1.8V, C
LTC4558EUD
V
CLKA
DV
V
V
BATT
CCB
CCA
20-LEAD (3mm × 3mm) PLASTIC QFN
T
CC
JMAX
A
1
2
3
4
5
= 125°C, θ
http://www.linear.com/leadfree/
= C
20 19 18 17 16
6
B
●
●
●
●
●
●
●
●
●
●
UD PACKAGE
TOP VIEW
7
= 1μF, unless otherwise specifi ed.
JA
21
8
= 68°C/W, θ
MIN
2.85
1.71
2.7
1.4
9 10
UD PART MARKING
15
14
13
12
11
JC
= 4.2°C/W
3.00
TYP
0.1
0.1
1.8
0.8
CLKRUNB
CLKRUNA
CSEL
VSELA
ENABLEA
65
65
6
1
LCSH
MAX
3.15
1.89
100
100
5.5
5.5
1.5
15
1
1
UNITS
4558fa
ms
μA
μA
μA
μA
μA
μs
V
V
V
V