OP293 Analog Devices, OP293 Datasheet

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OP293

Manufacturer Part Number
OP293
Description
Precision, Micropower Operational Amplifier
Manufacturer
Analog Devices
Datasheet

Specifications of OP293

-3db Bandwidth
35kHz
Slew Rate
15mV/µs
Vos
250µV
Ib
20nA
# Opamps Per Pkg
2
Input Noise (nv/rthz)
65nV/rtHz
Vcc-vee
1.7V to 36V
Isy Per Amplifier
30µA
Packages
SOIC

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a
GENERAL DESCRIPTION
The OP193 family of single-supply operational amplifiers fea-
tures a combination of high precision, low supply current and
the ability to operate at low voltages. For high performance in
single-supply systems the input and output ranges include
ground, and the outputs swing from the negative rail to within
600 mV of the positive supply. For low voltage operation the
OP193 family can operate down to 1.7 volts or ± 0.85 volts.
The combination of high accuracy and low power operation
make the OP193 family useful for battery-powered equipment.
Its low current drain and low voltage operation allow it to
continue performing long after other amplifiers have ceased
functioning either because of battery drain or headroom.
The OP193 family is specified for single +2 volt through dual
±15 volt operation over the HOT (–40°C to +125°C) temperature
range. They are available in plastic DIPs, plus SOIC surface-
mount packages.
OUT A
OUT B
+IN A
+IN B
–IN A
–IN B
V+
OUT A
14-Lead Epoxy DIP
–IN A
+IN A
+IN A
NULL
–IN A
V–
1
2
3
4
5
6
7
V–
(P Suffix)
8-Lead SO
8-Lead SO
(S Suffix)
(S Suffix)
OP493
OP293
OP193
OP193/OP293/OP493
Precision, Micropower
Operational Amplifiers
PIN CONFIGURATIONS
14
13
12
11
10
9
8
+IN B
V+
OUT B
–IN B
NC
V+
OUT A
NULL
OUT D
–IN D
+IN D
V–
+IN C
–IN C
OUT C
OUT A
OUT B
OUT A
–IN A
+IN A
+IN B
–IN B
NULL
–IN A
+IN A
–IN A
+IN A
16-Lead Wide Body SOL
NC
V–
V–
V+
8-Lead Epoxy DIP
8-Lead Epoxy DIP
1
2
3
4
1
2
3
4
NC = NO CONNECT
NC = NO CONNECT
(S Suffix)
(P Suffix)
(P Suffix)
OP493
OP193
OP293
8
8
7
6
5
7
6
5
OUT D
–IN D
+IN D
V–
+IN C
–IN C
OUT C
NC
V+
OUT B
–IN B
+IN B
NC
V+
OUT A
NULL

Related parts for OP293

OP293 Summary of contents

Page 1

... + OP493 4 11 V– – +IN C OUT B – – OUT B 7 OUT C 8 8-Lead Epoxy DIP (P Suffix OP193 OUT A NULL CONNECT 8-Lead Epoxy DIP (P Suffix OP293 OUT – Suffix) OUT D –IN D +IN D V– OP493 +IN C –IN C OUT CONNECT ...

Page 2

... Offset voltage drift is the average of the –40°C to +25°C delta and the +25°C to +125°C delta. Specifications subject to change without notice 15 unless otherwise noted Conditions OP193 OP193, –40°C ≤ T ≤ +125°C A OP293 OP293, –40°C ≤ T ≤ +125°C A OP493 OP493, –40°C ≤ T ≤ +125° –40°C ≤ T ≤ +125°C A ...

Page 3

... unless otherwise noted Conditions OP193 OP193, –40°C ≤ T ≤ +125°C A OP293 OP293, –40°C ≤ T ≤ +125°C A OP493 OP493, –40°C ≤ T ≤ +125°C A –40°C ≤ T ≤ +125°C A –40°C ≤ T ≤ +125°C A 0.1 ≤ ...

Page 4

... unless otherwise noted Conditions OP193 OP193, –40°C ≤ T ≤ +125°C A OP293 OP293, –40°C ≤ T ≤ +125°C A OP493 OP493, –40°C ≤ T ≤ +125°C A –40°C ≤ T ≤ +125°C A –40°C ≤ T ≤ +125°C A 0.1 ≤ ...

Page 5

... CM A “E” Grade Conditions Min Typ Max OP193 OP193, –40°C ≤ T ≤ +125°C A OP293 OP293, –40°C ≤ T ≤ +125°C A OP493 OP493, –40°C ≤ T ≤ +125°C A –40°C ≤ T ≤ +125°C A –40°C ≤ T ≤ ...

Page 6

... Differential Input Voltage Output Short-Circuit Duration to Gnd . . . . . . . . . . Indefinite Storage Temperature Range P, S Package . . . . . . . . . . . . . . . . . . . . . . . –65°C to +150°C Operating Temperature Range OP193/OP293/OP493E –40°C to +125°C Junction Temperature Range P, S Package . . . . . . . . . . . . . . . . . . . . . . . –65°C to +150°C Lead Temperature Range (Soldering, 60 sec 300°C θ ...

Page 7

... Typical Performance Characteristics–OP193/OP293/OP493 200 V ±15V S T 25°C A 160 450 PDIPS 120 –75 –60 –45 –30 – OFFSET – V ± 150 V 15V S –40°C T +125°C A 120 450 PDIPS 0.2 0.4 0.6 0.8 1.0 TCV – V °C OS ± 120 T 25°C ...

Page 8

... OP193/OP293/OP493 0 –0.5 –0. 0.1V CM –0.15 –0.20 V ±15V S –0.25 –50 – 100 125 TEMPERATURE – °C 1000 5V V 30V S T 25°C A 100 100 1k FREQUENCY – Hz 2500 2000 V ±15V S –10V V +10V OUT 1500 1000 V +5V S 0.03V V 4V OUT 500 0 –50 – 100 125 TEMPERATURE – ...

Page 9

... PNP gain stage. The OP193 includes connections to taps on the input load resistors, which can be used to null the input offset voltage, V The OP293 and OP493 have two additional transistors, Q7 and Q8. The behavior of these transistors is discussed in the Output Phase Reversal section of this data sheet. ...

Page 10

... Q3 and Q4, simultaneously. In this case Q4 will not saturate and the output remains low. The OP293 and OP493 do not exhibit output phase reversal for inputs up to –5 V below V– at +25°C. The phase reversal limit at +125°C is about – the inputs can be driven below these levels, an external clamp diode, as discussed in the previous section, should be added ...

Page 11

... R2. This produces a deliberate temperature dependent offset. However, the supply current of the OP193 is also proportional temperature, and the two effects tend to track. Current in R4 and R5, which also bypasses R1, can be adjusted via a gain trim. TO CIRCUIT UNDER TEST across R3 creates a BE OP193/OP293/OP493 R1 R2 (2.5V TO 36V) 1. OP193 6 ...

Page 12

... The transmitter V– operates from with supply rejection better than 3 ppm/V. One half of the OP293 is used to buffer the V pin, while the other half regulates the output current to satisfy the current summation at its noninverting input: ...

Page 13

... A Micropower Voltage Controlled Oscillator An OP293 in combination with an inexpensive quad CMOS analog switch forms the precision VCO of Figure 12. This cir- cuit provides triangle and square wave outputs and draws only 50 µA from a single 5 V supply. A1 acts as an integrator; S1 switches the charging current symmetrically to yield positive and negative ramps ...

Page 14

... OP193/OP293/OP493 5V 3.6k 5V AD589 1.23V OUT1A 4 DAC REF 2 1/4 DAC8408 I 5 OUT2A/ DAC B 8 REF 1 OUT1B DAC8408 I 25 OUT1C DAC REF 27 1/4 DAC8408 24 I OUT2C/2D DAC REF 1 DAC8408 OUT1D DAC DATA BUS PINS 9(LSB)–16(MSB) 17 A/B 18 R/W 19 DS1 DAC8408ET 20 DS2 DGND 28 5V ...

Page 15

... SIGNALS DS1 20 DS2 DGND REF R1 10M I 4 OUT1A 2 1/4 1/4 OP493 OUT2A/ REF R2 10M 1 OUT1B 6 B 1/4 OP493 REF R3 10M I OUT1C 1/4 1/4 OP493 10 I OUT2C/ REF 21 R4 10M 1 OUT1D D 1/4 OP493 12 OP493 OP193/OP293/OP493 OUT OUT OUT OUT 2.5V REFERENCE VOLTAGE ...

Page 16

... OP193/OP293/OP493 8-Lead SO (S Suffix 0.1574 (4.00) 0.1497 (3.80) PIN 1 4 0.2440 (6.20) 1 0.2284 (5.80) 0.1968 (5.00) 0.1890 (4.80) 0.0688 (1.75) 0.0098 (0.25) 0.0532 (1.35) 0.0040 (0.10) 0.0192 (0.49) 0.0500 0.0098 (0.25) (1.27) 0.0138 (0.35) 0.0075 (0.19) BSC 14-Lead Epoxy DIP (P Suffix) ...

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