LM70 datasheet(5/22 Pages) TI

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LM70

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SNIS112G – JUNE 2000 – REVISED MARCH 2013

Logic Electrical Characteristics Digital DC Characteristics

Unless otherwise noted, these specifications apply for V

+ = 2.65V to 3.6V for the LM70-3 and V+ = 4.5V to 5.5V for the LM70-

5. Boldface limits apply for TA = TJ = TMIN to TMAX; all other limits TA = TJ=+25°C, unless otherwise noted.

Units

Parameter

Test Conditions

Typical(1)

Limits(2)

(Limit)

VIN(1)

Logical “1” Input Voltage

V+ × 0.7

V (min)

V+ + 0.3

V (max)

VIN(0)

Logical “0” Input Voltage

−0.3

V (min)

V+ × 0.3

V (max)

Input Hysteresis Voltage

V+ = 2.65V to 3.6V

0.8

0.27

V (min)

V+ = 4.5V to 5.5V

0.8

0.35

V (min)

IIN(1)

Logical “1” Input Current

VIN = V

0.005

3.0

μA (max)

IIN(0)

Logical “0” Input Current

VIN = 0V

−0.005

−3.0

μA (min)

CIN

All Digital Inputs

VOH

High Level Output Voltage

IOH = −400 μA

2.4

V (min)

VOL

Low Level Output Voltage

IOL = +2 mA

0.4

V (max)

IO_TRI-STATE

TRI-STATE Output Leakage Current

VO = GND

−1

μA (min)

VO = V

μA (max)

(1)

Typicals are at TA = 25°C and represent most likely parametric norm.

(2)

Limits are guaranteed to AOQL (Average Outgoing Quality Level).

Logic Electrical Characteristics Serial Bus Digital Switching Characteristics

Unless otherwise noted, these specifications apply for V

+ = 2.65V to 3.6V for the LM70-3 and V+ = 4.5V to 5.5V for the LM70-

5, CL (load capacitance) on output lines = 100 pF unless otherwise specified. Boldface limits apply for TA = TJ = TMIN to

TMAX; all other limits TA = TJ = +25°C, unless otherwise noted.

Units

Parameter

Test Conditions

Typical(1)

Limits(2)

(Limit)

SC (Clock) Period

0.16

μs (min)

(max)

CS Low to SC (Clock) High Set-Up Time

100

ns (min)

CS Low to Data Out (SO) Delay

ns (max)

SC (Clock) Low to Data Out (SO) Delay

ns (max)

CS High to Data Out (SO) TRI-STATE

200

ns (min)

SC (Clock) High to Data In (SI) Hold Time

ns (min)

Data In (SI) Set-Up Time to SC (Clock) High

ns (min)

(1)

Typicals are at TA = 25°C and represent most likely parametric norm.

(2)

Limits are guaranteed to AOQL (Average Outgoing Quality Level).

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