MC144111 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

MC144111

Digital-to-Analog Converters with Serial Interface

Motorola => Freescale 

SWITCHING CHARACTERISTICS

(Voltages referenced to VSS, TA = 0 to 85°C, CL = 50 pF, Input tr = tf = 20 ns unless otherwise indicated)

Symbol

Parameter

VDD

Min

twH

Positive Pule Width, CLK (Figures 3 and 4)

5

2

10

1.5

15

1

twL

Negative Pulse Width, CLK (Figure 3 and 4)

5

5

10

3.5

15

2

tsu

Setup Time, ENB to CLK (Figures 3 and 4)

5

5

10

3.5

15

2

tsu

Setup Time, Din to CLK (Figures 3 and 4)

5

1000

10

750

15

500

th

Hold Time, CLK to ENB (Figures 3 and 4)

5

5

10

3.5

15

2

th

Hold Time, CLK to Din (Figures 3 and 4)

5

5

10

3.5

15

2

tr, tf

Input Rise and Fall Times

Cin

Input Capacitance

5 – 15

—

5 – 15

—

100

75

Vnonl

50

IDEAL

ACTUAL

25

Voffset

0

0

15

31

47

63

$00

$0F

$1F

$2F

$3F

PROGRAM STEP

LINEARITY ERROR (integral linearity). A measure of how

straight a device’s transfer function is, it indicates the worst–case

deviation of linearity of the actual transfer function from the best–

fit straight line. It is normally specified in parts of an LSB.

Figure 1. D/A Transfer Function

Max

Unit

—

µs

—

—

—

µs

—

—

—

µs

—

—

—

ns

—

—

—

µs

—

—

—

µs

—

—

2

µs

7.5

pF

MC144110•MC144111

4

MOTOROLA

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