|
|
Analog Comparators Quad Micropower LinC MOS Comparator A 59 A 595-TLC339MD
- TLC339MDR
- Texas Instruments
-
1:
$3.39
-
2,181In Stock
|
Mouser Part #
595-TLC339MDR
|
Texas Instruments
|
Analog Comparators Quad Micropower LinC MOS Comparator A 59 A 595-TLC339MD
|
|
2,181In Stock
|
|
|
$3.39
|
|
|
$2.76
|
|
|
$2.51
|
|
|
$2.25
|
|
|
$1.86
|
|
|
View
|
|
|
$2.11
|
|
|
$2.03
|
|
|
$1.97
|
|
|
$1.81
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-14
|
4 Channel
|
Rail-to-Rail
|
1 us
|
General Purpose
|
4 V
|
16 V
|
20 uA
|
6 mA
|
5 mV
|
2 pA
|
- 55 C
|
+ 125 C
|
TLC339
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Differential A 595-T LV1391CDBVT A 595-T A 595-TLV1391CDBVT
- TLV1391CDBVR
- Texas Instruments
-
1:
$1.44
-
6,765In Stock
|
Mouser Part #
595-TLV1391CDBVR
|
Texas Instruments
|
Analog Comparators Differential A 595-T LV1391CDBVT A 595-T A 595-TLV1391CDBVT
|
|
6,765In Stock
|
|
|
$1.44
|
|
|
$1.05
|
|
|
$0.942
|
|
|
$0.829
|
|
|
View
|
|
|
$0.606
|
|
|
$0.775
|
|
|
$0.742
|
|
|
$0.716
|
|
|
$0.606
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOT-23-5
|
1 Channel
|
Open Collector
|
180 ns
|
Differential
|
2 V
|
7 V
|
150 uA
|
20 mA
|
5 mV
|
250 nA
|
- 40 C
|
+ 85 C
|
TLV1391
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Quad Nanopower Push- Pull Comparator
- TLV3704IDR
- Texas Instruments
-
1:
$3.38
-
2,225In Stock
|
Mouser Part #
595-TLV3704IDR
|
Texas Instruments
|
Analog Comparators Quad Nanopower Push- Pull Comparator
|
|
2,225In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-14
|
4 Channel
|
Push-Pull
|
36 us
|
General Purpose
|
2.5 V
|
16 V
|
800 nA
|
10 mA
|
5 mV
|
250 pA
|
- 40 C
|
+ 125 C
|
TLV3704
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Low-power comparator with reference (non
- TLV4041R2YKAR
- Texas Instruments
-
1:
$1.86
-
10,248In Stock
|
Mouser Part #
595-TLV4041R2YKAR
|
Texas Instruments
|
Analog Comparators Low-power comparator with reference (non
|
|
10,248In Stock
|
|
|
$1.86
|
|
|
$1.35
|
|
|
$1.23
|
|
|
$1.09
|
|
|
$0.905
|
|
|
View
|
|
|
$1.02
|
|
|
$0.978
|
|
|
$0.946
|
|
|
$0.866
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
DSBGA-4
|
1 Channel
|
Push-Pull
|
360 ns
|
Precision
|
1.6 V
|
5.5 V
|
2 uA
|
55 mA
|
4 mV
|
10 pA
|
- 40 C
|
+ 125 C
|
TLV4041
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Dual nanopower compa rator with push-pul
- TLV7032DDFR
- Texas Instruments
-
1:
$2.19
-
12,238In Stock
|
Mouser Part #
595-TLV7032DDFR
|
Texas Instruments
|
Analog Comparators Dual nanopower compa rator with push-pul
|
|
12,238In Stock
|
|
|
$2.19
|
|
|
$1.60
|
|
|
$1.44
|
|
|
$1.28
|
|
|
$1.07
|
|
|
View
|
|
|
$1.20
|
|
|
$1.15
|
|
|
$1.11
|
|
|
$1.03
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOT-23-THIN-8
|
2 Channel
|
Push-Pull
|
3 us
|
General Purpose
|
1.6 V
|
6.5 V
|
315 nA
|
33 mA
|
8 mV
|
2 pA
|
- 40 C
|
+ 125 C
|
TLV7032
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Dual nanopower compa rator with push-pul
- TLV7032DSGR
- Texas Instruments
-
1:
$2.19
-
6,062In Stock
|
Mouser Part #
595-TLV7032DSGR
|
Texas Instruments
|
Analog Comparators Dual nanopower compa rator with push-pul
|
|
6,062In Stock
|
|
|
$2.19
|
|
|
$1.60
|
|
|
$1.44
|
|
|
$1.28
|
|
|
$1.08
|
|
|
View
|
|
|
$1.20
|
|
|
$1.15
|
|
|
$1.12
|
|
|
$1.03
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
WSON-8
|
2 Channel
|
Push-Pull
|
3 us
|
General Purpose
|
1.6 V
|
6.5 V
|
315 nA
|
33 mA
|
8 mV
|
2 pA
|
- 40 C
|
+ 125 C
|
TLV7032
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Dual precision compa rator with push-pul
- TLV9032PWR
- Texas Instruments
-
1:
$2.50
-
1,888In Stock
|
Mouser Part #
595-TLV9032PWR
|
Texas Instruments
|
Analog Comparators Dual precision compa rator with push-pul
|
|
1,888In Stock
|
|
|
$2.50
|
|
|
$1.84
|
|
|
$1.67
|
|
|
$1.48
|
|
|
$1.22
|
|
|
View
|
|
|
$1.39
|
|
|
$1.34
|
|
|
$1.29
|
|
|
$1.19
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
TSSOP-8
|
2 Channel
|
Push-Pull
|
|
Differential
|
1.65 V
|
5.5 V
|
16 uA
|
100 mA
|
300 uV
|
5 pA
|
- 40 C
|
+ 125 C
|
TLV9032
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators SC70, 5ns, Low-Power, Single-Supply, Pre
- MAX9013EUA+
- Analog Devices / Maxim Integrated
-
1:
$12.29
-
531In Stock
|
Mouser Part #
700-MAX9013EUA
|
Analog Devices / Maxim Integrated
|
Analog Comparators SC70, 5ns, Low-Power, Single-Supply, Pre
|
|
531In Stock
|
|
|
$12.29
|
|
|
$9.42
|
|
|
$8.77
|
|
|
$7.72
|
|
|
View
|
|
|
$7.32
|
|
|
$6.57
|
|
|
$5.53
|
|
|
$5.29
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
UMAX-8
|
1 Channel
|
TTL
|
5 ns
|
Precision with Reference
|
4.5 V
|
5.5 V
|
2.3 mA
|
20 mA
|
3 mV
|
2 uA
|
- 40 C
|
+ 85 C
|
MAX9013
|
Tube
|
|
|
|
Analog Comparators Low-Cost, Ultra-Small, Single/Dual/Quad
- MAX9030AUT+T
- Analog Devices / Maxim Integrated
-
1:
$3.52
-
15,244In Stock
|
Mouser Part #
700-MAX9030AUTT
|
Analog Devices / Maxim Integrated
|
Analog Comparators Low-Cost, Ultra-Small, Single/Dual/Quad
|
|
15,244In Stock
|
|
|
$3.52
|
|
|
$2.25
|
|
|
$2.00
|
|
|
$1.64
|
|
|
$1.05
|
|
|
View
|
|
|
$1.44
|
|
|
$1.36
|
|
|
$1.15
|
|
|
$0.952
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOT-23-6
|
1 Channel
|
Push-Pull
|
188 ns
|
General Purpose
|
2.5 V
|
5.5 V
|
55 uA
|
|
1 mV
|
8 nA
|
- 40 C
|
+ 125 C
|
MAX9030
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Low-Cost,Ultra-Small,Single/Dual/Quad Si
- MAX9032AKA+T
- Analog Devices / Maxim Integrated
-
1:
$5.02
-
10,802In Stock
|
Mouser Part #
700-MAX9032AKAT
|
Analog Devices / Maxim Integrated
|
Analog Comparators Low-Cost,Ultra-Small,Single/Dual/Quad Si
|
|
10,802In Stock
|
|
|
$5.02
|
|
|
$3.27
|
|
|
$3.01
|
|
|
$2.57
|
|
|
$1.66
|
|
|
View
|
|
|
$2.42
|
|
|
$2.12
|
|
|
$1.95
|
|
|
$1.63
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOT-23-8
|
2 Channel
|
Push-Pull
|
188 ns
|
General Purpose
|
2.5 V
|
5.5 V
|
55 uA
|
|
1 mV
|
8 nA
|
- 40 C
|
+ 125 C
|
MAX9032
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Dual/Quad/Single, High-Speed, Ultra-Low-
- MAX907CPA+
- Analog Devices / Maxim Integrated
-
1:
$17.86
-
818In Stock
|
Mouser Part #
700-MAX907CPA
|
Analog Devices / Maxim Integrated
|
Analog Comparators Dual/Quad/Single, High-Speed, Ultra-Low-
|
|
818In Stock
|
|
|
$17.86
|
|
|
$13.89
|
|
|
$13.25
|
|
|
$11.50
|
|
|
View
|
|
|
$10.99
|
|
|
$10.01
|
|
|
$8.79
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
DIP-8
|
2 Channel
|
Complementary
|
40 ns
|
General Purpose
|
4.5 V
|
5.5 V
|
1 mA
|
100 uA
|
2 mV
|
300 nA
|
0 C
|
+ 70 C
|
MAX907
|
Tube
|
|
|
|
Analog Comparators Ultra Low-Power, Single/Dual-Supply Comp
- MAX921CPA+
- Analog Devices / Maxim Integrated
-
1:
$20.62
-
769In Stock
|
Mouser Part #
700-MAX921CPA
|
Analog Devices / Maxim Integrated
|
Analog Comparators Ultra Low-Power, Single/Dual-Supply Comp
|
|
769In Stock
|
|
|
$20.62
|
|
|
$16.77
|
|
|
$15.97
|
|
|
$13.87
|
|
|
View
|
|
|
$13.24
|
|
|
$12.07
|
|
|
$10.57
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
DIP-8
|
1 Channel
|
CMOS, TTL
|
12 us
|
Precision with Reference
|
2.5 V
|
11 V
|
3.2 uA
|
50 mA
|
10 mV
|
|
0 C
|
+ 70 C
|
MAX921
|
Tube
|
|
|
|
Analog Comparators Dual ECL and Dual/Quad PECL, 500ps, Ultr
- MAX9600EUP+
- Analog Devices / Maxim Integrated
-
1:
$38.60
-
118In Stock
|
Mouser Part #
700-MAX9600EUP
|
Analog Devices / Maxim Integrated
|
Analog Comparators Dual ECL and Dual/Quad PECL, 500ps, Ultr
|
|
118In Stock
|
|
|
$38.60
|
|
|
$30.19
|
|
|
$28.85
|
|
|
$25.78
|
|
|
View
|
|
|
$24.60
|
|
|
$23.41
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
TSSOP-20
|
2 Channel
|
ECL
|
500 ps
|
Differential
|
1 V
|
5 V
|
12 mA
|
50 mA
|
9 mV
|
20 uA
|
- 40 C
|
+ 85 C
|
MAX9600
|
Tube
|
|
|
|
Analog Comparators Micropower, Low-Voltage, UCSP/SC70, Rail
- MAX989ESA+
- Analog Devices / Maxim Integrated
-
1:
$9.64
-
2,533In Stock
|
Mouser Part #
700-MAX989ESA
|
Analog Devices / Maxim Integrated
|
Analog Comparators Micropower, Low-Voltage, UCSP/SC70, Rail
|
|
2,533In Stock
|
|
|
$9.64
|
|
|
$6.91
|
|
|
$6.43
|
|
|
$5.66
|
|
|
View
|
|
|
$5.36
|
|
|
$4.82
|
|
|
$4.06
|
|
|
$3.91
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-8
|
2 Channel
|
Push-Pull
|
300 ns
|
General Purpose
|
2.5 V
|
5.5 V
|
20 uA
|
95 mA
|
5 mV
|
1 pA
|
- 40 C
|
+ 85 C
|
MAX989
|
Tube
|
|
|
|
Analog Comparators IC, Linear, Comparators, Dual, Ground Sense, +3.0V to +36.0V, 8-Pin, -40 to 125C
- LM2903FVM-TR
- ROHM Semiconductor
-
1:
$0.915
-
7,892In Stock
|
Mouser Part #
755-LM2903FVM-TR
|
ROHM Semiconductor
|
Analog Comparators IC, Linear, Comparators, Dual, Ground Sense, +3.0V to +36.0V, 8-Pin, -40 to 125C
|
|
7,892In Stock
|
|
|
$0.915
|
|
|
$0.651
|
|
|
$0.584
|
|
|
$0.51
|
|
|
$0.394
|
|
|
View
|
|
|
$0.479
|
|
|
$0.46
|
|
|
$0.44
|
|
|
$0.386
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
MSOP-8
|
2 Channel
|
Open Collector
|
1 us
|
General Purpose
|
3 V
|
32 V
|
600 uA
|
16 mA
|
4.5 mV
|
250 nA
|
- 40 C
|
+ 125 C
|
LM2903
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators LINEAR IC COMPARATOR TSSOP
- UPC177GR-9LG-E2-A
- Renesas Electronics
-
1:
$1.24
-
4,643In Stock
|
Mouser Part #
968-PC177GR-9LG-E2-A
|
Renesas Electronics
|
Analog Comparators LINEAR IC COMPARATOR TSSOP
|
|
4,643In Stock
|
|
|
$1.24
|
|
|
$0.884
|
|
|
$0.795
|
|
|
$0.698
|
|
|
View
|
|
|
$0.504
|
|
|
$0.651
|
|
|
$0.623
|
|
|
$0.504
|
|
|
$0.504
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
TSSOP-14
|
1 Channel
|
Open Collector
|
16 us
|
General Purpose
|
2 V
|
32 V
|
|
16 mA
|
1 mV
|
20 nA
|
- 40 C
|
+ 125 C
|
UPC177GR
|
Reel, Cut Tape
|
|
|
|
Analog Comparators Quad 1.6V Push/ Pull Comp
- MCP6544T-E/ST
- Microchip Technology
-
1:
$2.03
-
7,524In Stock
|
Mouser Part #
579-MCP6544T-E/ST
|
Microchip Technology
|
Analog Comparators Quad 1.6V Push/ Pull Comp
|
|
7,524In Stock
|
|
|
$2.03
|
|
|
$1.69
|
|
|
$1.53
|
|
|
$1.48
|
|
|
$1.48
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
TSSOP-14
|
4 Channel
|
Push-Pull
|
4 us
|
General Purpose
|
1.6 V
|
5.5 V
|
600 nA
|
30 mA
|
7 mV
|
1 pA
|
- 40 C
|
+ 125 C
|
MCP6544
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Dual 18V Open Drain Comparator E temp
- MCP6567-E/MS
- Microchip Technology
-
1:
$1.18
-
16,325In Stock
|
Mouser Part #
579-MCP6567-E/MS
|
Microchip Technology
|
Analog Comparators Dual 18V Open Drain Comparator E temp
|
|
16,325In Stock
|
|
|
$1.18
|
|
|
$0.977
|
|
|
$0.826
|
|
|
$0.825
|
|
|
$0.794
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
MSOP-8
|
2 Channel
|
Open Drain
|
56 ns
|
General Purpose
|
1.8 V
|
5.5 V
|
100 uA
|
30 mA
|
10 mV
|
1 pA
|
- 40 C
|
+ 125 C
|
MCP6567
|
Tube
|
|
|
|
Analog Comparators uP, L V Comp w/ 400mV Ref
- LT6703HVCS5-2#TRMPBF
- Analog Devices
-
1:
$6.99
-
7,307In Stock
|
Mouser Part #
584-6703HVCS5-2TMPF
|
Analog Devices
|
Analog Comparators uP, L V Comp w/ 400mV Ref
|
|
7,307In Stock
|
|
|
$6.99
|
|
|
$4.65
|
|
|
$4.29
|
|
|
$3.74
|
|
|
$3.16
|
|
|
View
|
|
|
$3.53
|
|
|
$2.68
|
|
|
$2.67
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOT-23-5
|
1 Channel
|
Open Collector
|
29 us
|
General Purpose with Reference
|
1.4 V
|
18 V
|
14 uA
|
5 mA
|
5 mV
|
15 nA
|
0 C
|
+ 70 C
|
LT6703
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Nanopower Comp w/ Ref
- LTC1540CMS8#PBF
- Analog Devices
-
1:
$13.83
-
2,187In Stock
|
Mouser Part #
584-LTC1540CMS8#PBF
|
Analog Devices
|
Analog Comparators Nanopower Comp w/ Ref
|
|
2,187In Stock
|
|
|
$13.83
|
|
|
$11.63
|
|
|
$9.87
|
|
|
$8.57
|
|
|
View
|
|
|
$8.18
|
|
|
$7.47
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
MSOP-8
|
1 Channel
|
CMOS, TTL
|
60 us
|
Window
|
2 V
|
11 V
|
300 nA
|
1.8 mA
|
16 mV
|
1 uA
|
0 C
|
+ 70 C
|
LTC1540
|
Tube
|
|
|
|
Analog Comparators uP Op Amp, Comp & Ref
- LTC1541IS8#PBF
- Analog Devices
-
1:
$13.21
-
377In Stock
|
Mouser Part #
584-LTC1541IS8#PBF
|
Analog Devices
|
Analog Comparators uP Op Amp, Comp & Ref
|
|
377In Stock
|
|
|
$13.21
|
|
|
$9.55
|
|
|
$9.11
|
|
|
$7.89
|
|
|
View
|
|
|
$7.53
|
|
|
$6.87
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-8
|
1 Channel
|
CMOS, TTL
|
25 us
|
General Purpose
|
2.5 V
|
12.6 V
|
5 uA
|
1.8 mA
|
2 mV
|
1 nA
|
- 40 C
|
+ 85 C
|
LTC1541
|
Tube
|
|
|
|
Analog Comparators Diferental Comparatr with Strobes A 595- A 595-LM211QDR
- LM211QDRG4
- Texas Instruments
-
1:
$1.44
-
2,917In Stock
|
Mouser Part #
595-LM211QDRG4
|
Texas Instruments
|
Analog Comparators Diferental Comparatr with Strobes A 595- A 595-LM211QDR
|
|
2,917In Stock
|
|
|
$1.44
|
|
|
$1.23
|
|
|
$1.11
|
|
|
$0.978
|
|
|
$0.742
|
|
|
View
|
|
|
$0.915
|
|
|
$0.876
|
|
|
$0.845
|
|
|
$0.687
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-8
|
1 Channel
|
Open Collector and Emitter
|
115 ns
|
Differential
|
3.5 V
|
30 V
|
6 mA
|
50 mA
|
3 mV
|
75 nA
|
- 40 C
|
+ 125 C
|
LM211
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Auto Cat Quad Gen Pu rp Diff A 595-LM290 A 595-LM2901AVQDRG4Q1
- LM2901AVQDRQ1
- Texas Instruments
-
1:
$1.32
-
8,717In Stock
|
Mouser Part #
595-LM2901AVQDRQ1
|
Texas Instruments
|
Analog Comparators Auto Cat Quad Gen Pu rp Diff A 595-LM290 A 595-LM2901AVQDRG4Q1
|
|
8,717In Stock
|
|
|
$1.32
|
|
|
$0.944
|
|
|
$0.849
|
|
|
$0.747
|
|
|
$0.601
|
|
|
View
|
|
|
$0.698
|
|
|
$0.667
|
|
|
$0.643
|
|
|
$0.584
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-14
|
4 Channel
|
CMOS, TTL
|
300 ns
|
Differential
|
2 V
|
32 V
|
2 mA
|
|
2 mV
|
250 nA
|
- 40 C
|
+ 125 C
|
LM2901AV
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Quad Diff Comparator
- LM339PWRG3
- Texas Instruments
-
1:
$0.62
-
12,111In Stock
|
Mouser Part #
595-LM339PWRG3
|
Texas Instruments
|
Analog Comparators Quad Diff Comparator
|
|
12,111In Stock
|
|
|
$0.62
|
|
|
$0.434
|
|
|
$0.386
|
|
|
$0.335
|
|
|
View
|
|
|
$0.222
|
|
|
$0.31
|
|
|
$0.295
|
|
|
$0.222
|
|
|
$0.222
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
TSSOP-14
|
4 Channel
|
Open Collector
|
1.3 us
|
Differential
|
2 V
|
30 V
|
500 uA
|
6 mA
|
5 mV
|
250 nA
|
0 C
|
+ 70 C
|
LM339
|
Reel, Cut Tape, MouseReel
|
|
|
|
Analog Comparators Automotive-grade mi cropower CMOS sing A A 595-LMC7215QIM5XNOPB
- LMC7215QIM5/NOPB
- Texas Instruments
-
1:
$3.63
-
1,298In Stock
|
Mouser Part #
595-LMC7215QIM5/NOPB
|
Texas Instruments
|
Analog Comparators Automotive-grade mi cropower CMOS sing A A 595-LMC7215QIM5XNOPB
|
|
1,298In Stock
|
|
|
$3.63
|
|
|
$2.70
|
|
|
$2.46
|
|
|
$2.20
|
|
|
$1.81
|
|
|
View
|
|
|
$2.08
|
|
|
$2.00
|
|
|
$1.80
|
|
|
$1.78
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOT-23-5
|
1 Channel
|
Push-Pull
|
24 us
|
General Purpose
|
2 V
|
8 V
|
1 uA
|
|
8 mV
|
0.05 pA
|
- 40 C
|
+ 85 C
|
LMC7215
|
Reel, Cut Tape, MouseReel
|
|
Canada
