TLC1550I, TLC1550M, TLC1551I

10BIT ANALOGTODIGITAL CONVERTERS

WITH PARALLEL OUTPUTS

SLAS043G − MAY 1991 − REVISED NOVEMBER 2003

5

POST OFFICE BOX 655303

electrical characteristics over recommended operating free-air temperature range,

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VOH

High-level output voltage

VDD = 4.75 V,

IOH = − 360 µA

2.4

V

VOL

Low-level output voltage

VDD = 4.75 V,

TA = 25°C

0.4

V

VOL

Low-level output voltage

VDD = 4.75 V,

IOL = 2.4 mA

TA = − 55°C to 125°C

0.5

V

IOZ

Off-state (high-impedance-state) output current

VO = VDD,

CS and RD at VDD

10

A

IOZ

Off-state (high-impedance-state) output current

VO = 0,

CS and RD at VDD

−10

µA

IIH

High-level input current

VI = VDD

0.005

2.5

µA

IIL

Low-level input current (except CLKIN)

VI = 0

−2.5

− 0.005

µA

IIL

Low-level input current (CLKIN)

−50

−50

µA

IOS

Short-circuit output current

VO = 5 V,

TA = 25°C

7

14

mA

IOS

Short-circuit output current

VO = 0,

TA = 25°C

−12

−6

mA

I(DD) Operating supply current

CS low and RD high

2

8

mA

Ci

Input capacitance

Analog inputs

See typical equivalent inputs TLC1550/1I

60

90*

pF

Ci

Input capacitance

Digital inputs

See typical equivalent inputs TLC1550/1I

5

15*

pF

* On products compliant to MIL-STD-883, Class B, this parameter is not production tested.

† All typical values are at VDD = 5 V, TA = 25°C.