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1993_Motorola_Linear_Interface_ICs_Vol_2.pdf

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MOTOROLA<br />

- SEMICONDUCTOR ----__<br />

TECHNICAL DATA<br />

EIGHT-BIT MULTIPLYING<br />

OIGITAL-TO-ANALOG CONVERTER<br />

· .. designed for use where the output current is a linear product<br />

of an eight-bit digital word and an analog input voltage.<br />

• Eight-Bit Accuracy Available in Both Temperature Ranges<br />

Relative Accuracy: ±0.19% Error maximum<br />

(MC140BLB, MC140BPB, MC150BLB)<br />

• Seven and Six-Bit Accuracy Available with MC140B Designated<br />

by 7 or 6 Suffix after Package Suffix<br />

• Fast Settling Time - 300 ns typical<br />

• Noninverting Digital Inputs are MTTL and<br />

CMOS Compatible<br />

• Output <strong>Vol</strong>tage Swing - +0.4 V to -5.0 V<br />

• High·Speed Multiplying Input<br />

Slew Rate 4.0 mAIlls<br />

• Standard Supply <strong>Vol</strong>tages: +5.0 V and<br />

-5.0 V to -15 V<br />

";(<br />

.E<br />

I-<br />

Z<br />

w<br />

a:<br />

a:<br />

::><br />

01<br />

I-<br />

::> .. I-<br />

::><br />

o<br />

FIGURE 1 - D-to-A TRANSFER CHARACTERISTICS<br />

.100000000) 1""'".11<br />

INPUT DIGITAL WORD<br />

MOTOROLA LINEAR/INTERFACE <strong>ICs</strong> DEVICE DATA<br />

6-15<br />

MC1408<br />

MC1508<br />

EIGHT-BIT MULTIPLYING<br />

01 GI TAL-TO-ANALOG<br />

CONVERTER<br />

SILICON MONOLITHIC<br />

INTEGRATED CIRCUIT<br />

.-<br />

L<br />

1<br />

P SUFFIX<br />

PLASTIC PACKAGE<br />

CASE 648 -1<br />

SUFFIX<br />

CERAMIC PACKAGE<br />

CASE 620<br />

ORDERING INFORMATION<br />

Device Temperature Ranga Package<br />

MC140BPB<br />

MC140BLB<br />

Oto+75°C<br />

Plastic<br />

Ceramic<br />

MC150BLB -55 to +1255°C Ceramic<br />

FIGURE 2 - BLOCK DIAGRAM<br />

NPN Current<br />

Source Pair

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