ltc4555 Linear Technology Corporation, ltc4555 Datasheet - Page 2

• Manufacturer Part Number: ltc4555
• Description: Sim Power Supply And Level Translator
• Manufacturer: Linear Technology Corporation

ABSOLUTE AXI U RATI GS
LTC4555
(Note 1)
V
Digital Inputs to GND ................................ –0.3V to 6.5V
CLK, RST, I/O to GND ..................... –0.3V to V
V
Operating Temperature Range (Note 2) .. – 40°C to 85°C
Storage Temperature Range ................. – 65°C to 125°C
Lead Temperature (Soldering, 10 sec).................. 300°C
temperature range, otherwise specifications are at T
PARAMETER
V
V
V
DV
DV
DV
DV
V
V
Controller Inputs/Outputs
Input Voltage Range
Input Current ( I
High Input Threshold Voltage (V
Low Input Threshold Voltage (V
High Input Threshold Voltage (V
Low Input Threshold Voltage (V
2
ELECTRICAL CHARACTERISTICS
BAT
BAT
BAT
CC
CC
BAT
CC
CC
CC
CC
CC
Output Voltage
Short-Circuit Current
Operating Voltage
Operating Current
Shutdown Current
Short-Circuit Duration ................................... Infinite
Operating Voltage
Operating Current
Shutdown Current
Undervoltage Lockout
, DV
CC
, V
IH
/I
CC
IL
)
to GND ........................... –0.3V to 6.5V
W
IL
IL
IH
IH
)
)
)
)
W W
CONDITIONS
I
SHDN = 0V, V
f
SHDN = 0V
V
V
V
V
SHDN, V
SHDN, V
R
R
SHDN, V
SHDN, V
CC
CLK
SEL
SEL
SEL
CC
IN
IN
, C
, C
= 0mA
Shorted to GND
= 1MHz
U
= DV
= DV
= 0, V
IN
IN
A
CC
SEL
SEL
SEL
SEL
= 25°C.
CC
CC
BAT
, R
, R
, V
, V
+ 0.3V
BAT
The
IN
IN
BAT
BAT
= 2.6V to 6V, I
, C
, C
= 4.5V
= 3V, I
= 3.3V to 6V, I
●
IN
IN
, DATA
denotes the specifications which apply over the full operating
VCC
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
VCC
= 50mA
ORDER PART NUMBER
VCC
= 0mA to 50mA
LTC4555EUD
= 0mA to 50mA
T
JMAX
SHDN
16-LEAD (3mm × 3mm) PLASTIC QFN
DV
V
SEL
NC
CC
= 125°C, θ
EXPOSED PAD (PIN 17) IS GND
(MUST BE SOLDERED TO PCB)
1
2
3
4
http://www.linear.com/leadfree/
●
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16 15 14 13
5
UD PACKAGE
TOP VIEW
JA
6
= 68°C/W, θ
0.2 × DV
17
–100
7
MIN
1.2
0.5
2.8
1.7
0.4
60
3
0
8
U
CC
JC
12
11
10
9
= 4.2°C/W
PART MARKING
NC
CLK
GND
RST
TYP
110
2.8
3.0
1.8
20
5
LAAA
W
0.7 × DV
DV
MAX
175
100
4.4
1.1
3.2
1.9
30
10
6
1
1
1
CC
CC
UNITS
4555fa
U
mA
µA
µA
µA
µA
nA
V
V
V
V
V
V
V
V
V
V
V