ltc1555l-1.8 Linear Technology Corporation, ltc1555l-1.8 Datasheet - Page 3

• Manufacturer Part Number: ltc1555l-1.8
• Description: Sim Power Supply And Level Translator
• Manufacturer: Linear Technology Corporation

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
DV
PARAMETER
Controller Inputs/Outputs (DV
Input Current (I
Input Current (I
High Level Input Current (I
Low Level Input Current (I
High Input Voltage Threshold (V
Low Input Voltage Threshold (V
High Level Output Voltage (V
Low Level Output Voltage (V
DATA Pull-Up Resistance
DATA Output Rise/Fall Time
SIM Inputs/Outputs (V
I/O High Input Voltage Threshold (V
I/O Low Input Voltage Threshold (V
High Level Output Voltage (V
Low Level Output Voltage (V
High Level Output Voltage (V
Low Level Output Voltage (V
I/O Pull-Up Resistance
SIM Inputs/Outputs (V
I/O High Input Voltage Threshold (V
I/O Low Input Voltage Threshold (V
High Level Output Voltage (V
Low Level Output Voltage (V
High Level Output Voltage (V
Low Level Output Voltage (V
SIM Timing Parameters (DV
CLK Rise/Fall Time
RST, I/O Rise/Fall Time
CLK Frequency
V
V
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: The LTC1555LEGN-1.8 is guaranteed to meet performance
specifications from 0 C to 70 C. Specifications over the – 40 C to 85 C
CC
CC
CC
Turn-On Time
Discharge Time to 1V
, SIM digital pins floating, C1 = 0.1 F, C
IH
IH
/I
/I
IL
IL
)
)
CC
CC
= 3V or 5V)
= 1.8V)
IL
IH
)
)
OL
OL
OL
OL
OL
OH
OH
OH
OH
OH
CC
CC
)
)
)
)
)
)
)
)
)
)
IL
= 1.8V, V
IH
= 1.8V)
)
)
IL
IL
IH
IH
)
)
)
)
CC
= 5V)
CONDITIONS
M0, M1, M2, RIN, CIN
DDRV
DATA
DATA
M0, M1, M2, RIN, CIN, DDRV
DATA
M0, M1, M2, RIN, CIN, DDRV
DATA
DATA Source Current = 20 A I/O = V
DATA Sink Current = –200 A I/O = 0V (Note 3)
Between DATA and DV
DATA Loaded with 30pF
I
I
I/O, Source Current = 20 A DATA or DDRV = DV
I/O, Sink Current = –1mA DATA or DDRV = 0V (Note 3)
RST, CLK Source Current = 20 A
RST, CLK Sink Current = –200 A
Between I/O and V
I
I
I/O, Source Current = 20 A DATA or DDRV = DV
I/O, Sink Current = –200 A DATA or DDRV = 0V (Note 3)
RST, CLK Source Current = 20 A
RST, CLK Sink Current = –200 A
CLK Loaded with 30pF, V
V
RST, I/O Loaded with 30pF
CLK Loaded with 30pF
C
I
IH(MAX)
IL(MAX)
IH(MAX)
IL(MAX)
VCC
CC
OUT
OUT
= 1.8V
= 0, V
= 2.2 F, I
= 2.2 F unless otherwise noted)
= 1mA
= 1mA
= 20 A
= 20 A
CC
A
= 25 C. (V
= 5V, C
VCC
The
CC
= 0
OUT
CC
IN
= 2.2 F
denotes the specifications which apply over the full operating
CC
= 2.6V to 6V, DV
= 3V or 5V
operating temperature range are assured by design, characterization and
correlation with statistical process controls.
Note 3: The DATA and I/O pull-down drivers must also sink current
sourced by the internal pull-up resistor.
CC
CC
CC
CC
= 1.425V to 4.4V, controller digital pins tied to
0.2 DV
0.7 DV
0.8 V
0.9 V
0.2 V
0.8 V
0.9 V
–100
MIN
–20
0.4
0.4
6.5
–5
13
LTC1555L-1.8
CC
CC
CC
CC
CC
CC
CC
TYP
1.3
0.5
0.5
10
20
0.7 DV
DV
0.7 V
0.2 V
0.7 V
MAX
CC
100
0.4
0.4
0.4
0.4
20
30
14
18
50
5
1
2
1
5
– 0.6
CC
CC
CC
CC
UNITS
3
MHz
mA
ms
ms
k
k
nA
ns
ns
A
A
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
s
s