Absolute Maximum Ratings

Thermal Information

Supply Voltage

Thermal Resistance (typical, Note 2)

WS7106, V+ to V-…………………………….15v

PDIP Package……………………………………………. …… …………

50

WS7107, V+ to GND…………………….……6V

Maximum Junction Temperature…………………………………….. ………150℃

WS7107, V_ to GND……………………. ….-9V

Maximum Storage Temperature Range………………….………..-65℃ to 150℃

Analog Input Voltage (Either Input) (Note 1)V+ to V-

Reference Input Voltage (Either Input)V+ to V-

Clock Input

WS7106TEST to V+

WS7107GND to V+

Operating Conditions

Temperature Range…………………………0℃ to 70℃

CAUTION: Stresses above those listed in “absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation

Of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.

Notes:

1. Input voltages may exceed the supply voltages provided the input current is limited to ±100µA

Electrical specifications

(Note 3)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SYSTEM PERFORMACE

Zero Input Reading

-000.0

±000.0

+000.0

Digital

Reading

Ratiometric Reading

999

999/1000

1000

Digital

Reading

Rollover Error

Difference in Reading for Equal Positive and

Negative Inputs Near Full Scale

-1

0.2

+1

Counts

Linearity

Full Scale = 200mV or Full Scale = 2V Maximum

Deviation from Best Straight Line Fit (note 6)

-1

0.2

+1

Counts

Common Mode Rejection Ratio

-

50

-

μ

V/V

End Power Supply Character V+ Supply Current

-

0.5

1.8

mA

End Power Supply Character V- Supply Current

WS7107 Only

-

0.5

1.8

mA

COMMON Pin Analog Common Voltage

25kΩ Between Common and Positive Supply (With

Respect to + Supply)

2.4

3.0

3.2

V

15

Input Leakage Current

1

10

pA

Analog COMMON Temperature Coefficient

25K between Common and V+ 0℃-70℃

60

75

ppm/℃

Scale Factor Temperature Coefficient

60

75

ppm/℃

Zero Reading Drift

0.2

1

uV/℃

DISPLAY DRIVER

WS7106 ONLY

Peak-to-Peak Segment Drive Voltage

Peak-to-Peak Backplane Drive Voltage

V+ = to V- = 9V (Note 5)

4

5

6

V

2

WS7106/WS710

7