Digital-to-Analog Converter. NTE2056 Datasheet

NTE2056 Converter. Datasheet pdf. Equivalent

Part NTE2056
Description Integrated Circuit 8-Bit Multiplying Digital-to-Analog Converter
Feature NTE2056 Integrated Circuit 8–Bit Multiplying Digital–to–Analog Converter Description: The NTE2056 is.
Manufacture NTE
Datasheet
Download NTE2056 Datasheet




NTE2056
NTE2056
Integrated Circuit
8–Bit Multiplying Digital–to–Analog Converter
Description:
The NTE2056 is an 8–bit multiplying D–to–A converter in a 16–Lead DIP type package designed for
use where the output current is a linear product of an eight–bit digital word and an analog input volt-
age.
Features:
D Fast Setting Time: 300ns Typ
D Non–Inverting Digital Inputs are MTTL and CMOS Compatible
D Output Voltage Swing: +0.4V to –5.0V
D High–Speed Multipling Input: Slew Rate 4.0mA/µs
D Standard Supply Voltages: +5.0V and –5.0V to –15V
Applications:
D Tracking A–to–D Converters
D Audio Digitizing and Decoding
D Successive Approximation A–to–D Converters D Programmable Power Supplies
D 2 1/2 Digit Panel Meters and DVM’s
D Analog–Digital Multiplication
D Waveform Synthesis
D Digital–Digital Multiplication
D Sample and Hold
D Analog–Digital Division
D Peak Detector
D Digital Addition and Subtraction
D Programmable Gain and Attenuation
D Speech Compression and Expansion
D CRT Character Generation
D Stepping Motor Drive
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Power Supply Voltage
VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5.5V
VEE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –16.5V
Digital Input Voltage, V5 thru V12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to +5.5V
Applied Output Voltage, VO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +0.5V, –5.2V
Reference Current, I14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mA
Reference Amplifier Inputs
V14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VCC
V15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VEE
Operating Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C



NTE2056
Electrical Characteristics: (TA = 0° to +75°C, VCC = +5V, VEE = 15V, Vref/R14 = 2mA, All digital
inputs at high logic level, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ
Max
Unit
Relative Accuracy
(Error relative to full scale IO)
Er Note 1
––
±0.78
%
Setting Time to within ±1/2 LSB
(Includes tPLH)
tS TA = +25°C, Note 2
300
ns
Propagation Delay Time
tPLH, tPHL TA = +25°C
30
100
ns
Output Full Scale Current Drift
TCIO
– –20
PPM/°C
Digital Input Logic Levels (MSB)
High Level, Logic 1
VIH
2.0
V
Low Level, Logic 0
VIL
––
0.8
V
Digital Input Current (MSB)
High Level
IIH VIH = 5V
0 0.04 mA
Low Level
IIL VIL = 0.8V
– –0.4
0.8
mA
Reference Input Bias Current (Pin15)
I15
– –1.0
5.0
µA
Output Current Range
IOR VEE = 5V
0 2.0
2.1
mA
VEE = 15V, TA = +25°C
0 2.0
4.2
mA
Output Current
IO Vref = 2.000V, R14 = 10001.9 1.99
2.1
mA
IO (min) All bits low
0 4.0 µA
Output Voltage Compliance
VO Er 0.19%, Pin1 Grounded – – –0.55, +0.4 V
TA = +25°C Pin1 Open,
– – –5.0, +0.4 V
VEE below 10V
Reference Current Slew Rate
SR Iref
4.0
mA/µs
Output Current Power Supply Sensitivity PSRR()
0.5 2.7 µA/V
Power Supply Current
Power Supply Voltage Range
ICC
IEE
VCCR
All bits low
TA = +25°C
+13.5
– –7.5
+4.5 +5.0
+22.0
13.0
+5.5
mA
mA
V
Power Dissipation
All bits low
VEER
PD
VEE = 5V
4.5 15.0 16.5
105
170
V
mW
VEE = 15V
190
305
mW
All bits high
VEE = 5V
VEE = 15V
90
160
mW
mW
Note 1. All current switches are tested to guarantee at least 50% of rated output current.
Note 2. All bits switched.







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