|
|
RS-422 Interface IC Incremental Encoder Interface for RS-422
- MAX14890EATJ+
- Analog Devices / Maxim Integrated
-
1:
81,76 kr.
-
145In Stock
|
Mouser Part No
700-MAX14890EATJ+
|
Analog Devices / Maxim Integrated
|
RS-422 Interface IC Incremental Encoder Interface for RS-422
|
|
145In Stock
|
|
|
81,76 kr.
|
|
|
66,39 kr.
|
|
|
63,34 kr.
|
|
|
54,98 kr.
|
|
|
View
|
|
|
52,44 kr.
|
|
|
47,89 kr.
|
|
|
41,93 kr.
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
TQFN-EP-32
|
MAX14890
|
|
|
|
|
|
|
|
|
|
|
Tube
|
|
|
|
RS-422 Interface IC Quad Differential Li ne Driver A 595-SN7 A 595-SN75ALS194D
- SN75ALS194DR
- Texas Instruments
-
1:
10,52 kr.
-
917In Stock
|
Mouser Part No
595-SN75ALS194DR
|
Texas Instruments
|
RS-422 Interface IC Quad Differential Li ne Driver A 595-SN7 A 595-SN75ALS194D
|
|
917In Stock
|
|
|
10,52 kr.
|
|
|
7,61 kr.
|
|
|
6,93 kr.
|
|
|
6,18 kr.
|
|
|
5,20 kr.
|
|
|
View
|
|
|
5,80 kr.
|
|
|
5,57 kr.
|
|
|
5,39 kr.
|
|
|
4,95 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-16
|
SN75ALS194
|
Driver
|
20 Mb/s
|
1 Driver
|
0 Receiver
|
5.25 V
|
4.75 V
|
45 mA
|
0 C
|
+ 70 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC Quad Differential Li ne Driver A 595-SN7 A 595-SN75ALS192D
- SN75ALS192DR
- Texas Instruments
-
1:
5,39 kr.
-
2.000In Stock
|
Mouser Part No
595-SN75ALS192DR
|
Texas Instruments
|
RS-422 Interface IC Quad Differential Li ne Driver A 595-SN7 A 595-SN75ALS192D
|
|
2.000In Stock
|
|
|
5,39 kr.
|
|
|
3,85 kr.
|
|
|
3,46 kr.
|
|
|
3,04 kr.
|
|
|
2,41 kr.
|
|
|
View
|
|
|
2,84 kr.
|
|
|
2,72 kr.
|
|
|
2,60 kr.
|
|
|
2,36 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-16
|
SN75ALS192
|
Driver
|
20 Mb/s
|
1 Driver
|
0 Receiver
|
5.25 V
|
4.75 V
|
45 mA
|
0 C
|
+ 70 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC Dual Diff Line
- SN75ALS191P
- Texas Instruments
-
1:
18,20 kr.
-
374In Stock
|
Mouser Part No
595-SN75ALS191P
|
Texas Instruments
|
RS-422 Interface IC Dual Diff Line
|
|
374In Stock
|
|
|
18,20 kr.
|
|
|
13,50 kr.
|
|
|
12,38 kr.
|
|
|
11,12 kr.
|
|
|
View
|
|
|
10,52 kr.
|
|
|
10,15 kr.
|
|
|
9,85 kr.
|
|
|
9,47 kr.
|
|
|
9,33 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
PDIP-8
|
SN75ALS191
|
|
20 Mb/s
|
1 Driver
|
|
5.25 V
|
4.75 V
|
40 mA
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
RS-422 Interface IC Quad Line
- MC3486N
- Texas Instruments
-
1:
14,55 kr.
-
931In Stock
|
Mouser Part No
595-MC3486N
|
Texas Instruments
|
RS-422 Interface IC Quad Line
|
|
931In Stock
|
|
|
14,55 kr.
|
|
|
10,74 kr.
|
|
|
9,85 kr.
|
|
|
8,80 kr.
|
|
|
View
|
|
|
8,28 kr.
|
|
|
7,98 kr.
|
|
|
7,68 kr.
|
|
|
7,45 kr.
|
|
|
7,31 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
PDIP-16
|
MC3486
|
Receiver
|
10 Mb/s
|
|
4 Receiver
|
5 V
|
5 V
|
85 mA
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
RS-422 Interface IC Dual Diff Line
- SN75158PSR
- Texas Instruments
-
1:
20,74 kr.
-
399In Stock
|
Mouser Part No
595-SN75158PSR
|
Texas Instruments
|
RS-422 Interface IC Dual Diff Line
|
|
399In Stock
|
|
|
20,74 kr.
|
|
|
15,52 kr.
|
|
|
14,25 kr.
|
|
|
12,83 kr.
|
|
|
10,74 kr.
|
|
|
View
|
|
|
12,16 kr.
|
|
|
11,71 kr.
|
|
|
11,41 kr.
|
|
|
10,59 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-8
|
SN75158
|
Driver
|
10 Mb/s
|
2 Driver
|
0 Receiver
|
5.25 V
|
4.75 V
|
50 mA
|
0 C
|
+ 70 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC Quad Diff
- AM26LS31CN
- Texas Instruments
-
1:
11,71 kr.
-
239In Stock
|
Mouser Part No
595-AM26LS31CN
|
Texas Instruments
|
RS-422 Interface IC Quad Diff
|
|
239In Stock
|
|
|
11,71 kr.
|
|
|
8,58 kr.
|
|
|
7,76 kr.
|
|
|
6,86 kr.
|
|
|
View
|
|
|
6,48 kr.
|
|
|
6,32 kr.
|
|
|
6,12 kr.
|
|
|
5,90 kr.
|
|
|
5,77 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
PDIP-16
|
AM26LS31
|
Driver
|
10 Mb/s
|
1 Driver
|
0 Receiver
|
5.25 V
|
4.75 V
|
80 mA
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
RS-422 Interface IC Quad Diff Line A 595 -MC3487D A 595-MC34 A 595-MC3487D
- MC3487DR
- Texas Instruments
-
1:
7,76 kr.
-
2.220In Stock
-
5.000Expected 09/04/2026
|
Mouser Part No
595-MC3487DR
|
Texas Instruments
|
RS-422 Interface IC Quad Diff Line A 595 -MC3487D A 595-MC34 A 595-MC3487D
|
|
2.220In Stock
5.000Expected 09/04/2026
|
|
|
7,76 kr.
|
|
|
5,66 kr.
|
|
|
5,13 kr.
|
|
|
4,54 kr.
|
|
|
3,80 kr.
|
|
|
View
|
|
|
4,26 kr.
|
|
|
4,09 kr.
|
|
|
3,95 kr.
|
|
|
3,62 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-16
|
MC3487
|
|
10 Mb/s
|
1 Driver
|
|
5.25 V
|
4.75 V
|
85 mA
|
0 C
|
+ 70 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
- MAX3031EEUE+
- Analog Devices / Maxim Integrated
-
1:
49,83 kr.
-
163In Stock
|
Mouser Part No
700-MAX3031EEUE
|
Analog Devices / Maxim Integrated
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
|
|
163In Stock
|
|
|
49,83 kr.
|
|
|
38,20 kr.
|
|
|
35,58 kr.
|
|
|
31,33 kr.
|
|
|
View
|
|
|
29,69 kr.
|
|
|
26,63 kr.
|
|
|
22,45 kr.
|
|
|
21,41 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
TSSOP-16
|
MAX3031E
|
Driver
|
2 Mb/s
|
4 Driver
|
0 Receiver
|
3.6 V
|
3 V
|
100 uA
|
- 40 C
|
+ 85 C
|
15 kV
|
Tube
|
|
|
|
RS-422 Interface IC Dual Diff
- UA9637ACP
- Texas Instruments
-
1:
16,26 kr.
-
313In Stock
|
Mouser Part No
595-UA9637ACP
|
Texas Instruments
|
RS-422 Interface IC Dual Diff
|
|
313In Stock
|
|
|
16,26 kr.
|
|
|
12,23 kr.
|
|
|
9,25 kr.
|
|
|
8,58 kr.
|
|
|
8,36 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
PDIP-8
|
UA9637A
|
Receiver
|
10 Mb/s
|
|
2 Receiver
|
5.25 V
|
4.75 V
|
50 mA
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
RS-422 Interface IC Diff Line Dvrs & Rec vr Pair A 926-DS892 A 926-DS8921M/NOPB
- DS8921MX/NOPB
- Texas Instruments
-
1:
19,92 kr.
-
500In Stock
|
Mouser Part No
926-DS8921MX/NOPB
|
Texas Instruments
|
RS-422 Interface IC Diff Line Dvrs & Rec vr Pair A 926-DS892 A 926-DS8921M/NOPB
|
|
500In Stock
|
|
|
19,92 kr.
|
|
|
14,92 kr.
|
|
|
13,65 kr.
|
|
|
12,23 kr.
|
|
|
10,52 kr.
|
|
|
View
|
|
|
11,64 kr.
|
|
|
11,26 kr.
|
|
|
10,89 kr.
|
|
|
10,29 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-8
|
DS8921
|
Transceiver
|
|
|
1 Receiver
|
5.5 V
|
4.5 V
|
35 mA
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC W/ANNEAL 24L 4X4 QD 15KV ESD 3 5V RS-42
- ISL32179EIRZ-T
- Renesas / Intersil
-
1:
26,18 kr.
-
5.990In Stock
|
Mouser Part No
968-ISL32179EIRZ-T
|
Renesas / Intersil
|
RS-422 Interface IC W/ANNEAL 24L 4X4 QD 15KV ESD 3 5V RS-42
|
|
5.990In Stock
|
|
|
26,18 kr.
|
|
|
17,31 kr.
|
|
|
15,82 kr.
|
|
|
13,43 kr.
|
|
|
View
|
|
|
10,59 kr.
|
|
|
12,76 kr.
|
|
|
11,41 kr.
|
|
|
11,19 kr.
|
|
|
10,59 kr.
|
|
|
10,59 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
QFN-EP-24
|
ISL32179E
|
Driver
|
32 Mb/s
|
4 Driver
|
0 Receiver
|
5.5 V
|
3 V
|
800 uA
|
- 40 C
|
+ 85 C
|
15 kV
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC Dual Diff Line Rec
- SN75158P
- Texas Instruments
-
1:
28,94 kr.
-
363In Stock
-
600Expected 09/03/2026
|
Mouser Part No
595-SN75158P
|
Texas Instruments
|
RS-422 Interface IC Dual Diff Line Rec
|
|
363In Stock
600Expected 09/03/2026
|
|
|
28,94 kr.
|
|
|
21,93 kr.
|
|
|
20,22 kr.
|
|
|
18,28 kr.
|
|
|
View
|
|
|
17,38 kr.
|
|
|
16,79 kr.
|
|
|
16,34 kr.
|
|
|
15,89 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
PDIP-8
|
SN75158
|
|
|
1 Driver
|
|
5.25 V
|
4.75 V
|
50 mA
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
RS-422 Interface IC Quad Diff Line ALT 5 95-SN75ALS193N ALT ALT 595-SN75ALS193N
- SN75ALS193NE4
- Texas Instruments
-
1:
30,06 kr.
-
24In Stock
|
Mouser Part No
595-SN75ALS193NE4
|
Texas Instruments
|
RS-422 Interface IC Quad Diff Line ALT 5 95-SN75ALS193N ALT ALT 595-SN75ALS193N
|
|
24In Stock
|
|
|
30,06 kr.
|
|
|
23,65 kr.
|
|
|
20,07 kr.
|
|
|
17,90 kr.
|
|
|
15,82 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
Through Hole
|
PDIP-16
|
SN75ALS193
|
Receiver
|
20 Mb/s
|
0 Driver
|
4 Receiver
|
5 V
|
5 V
|
35 mA
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
RS-422 Interface IC EP Quad Diff Line Dr iver
- AM26LV31ESDREP
- Texas Instruments
-
1:
49,09 kr.
-
6.979Expected 04/05/2026
|
Mouser Part No
595-AM26LV31ESDREP
|
Texas Instruments
|
RS-422 Interface IC EP Quad Diff Line Dr iver
|
|
6.979Expected 04/05/2026
|
|
|
49,09 kr.
|
|
|
37,97 kr.
|
|
|
35,21 kr.
|
|
|
32,15 kr.
|
|
|
View
|
|
|
30,06 kr.
|
|
|
30,66 kr.
|
|
|
30,06 kr.
|
|
|
30,06 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-16
|
AM26LV31E
|
|
32 Mb/s
|
|
|
3.3 V
|
3.3 V
|
100 uA
|
- 55 C
|
+ 105 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC 3 St Quad Diff Line A 595-MC3486D A 595- A 595-MC3486D
- MC3486DR
- Texas Instruments
-
1:
7,83 kr.
-
Lead-Time 12 Weeks
|
Mouser Part No
595-MC3486DR
|
Texas Instruments
|
RS-422 Interface IC 3 St Quad Diff Line A 595-MC3486D A 595- A 595-MC3486D
|
|
Lead-Time 12 Weeks
|
|
|
7,83 kr.
|
|
|
5,69 kr.
|
|
|
5,15 kr.
|
|
|
4,56 kr.
|
|
|
3,67 kr.
|
|
|
View
|
|
|
4,27 kr.
|
|
|
4,10 kr.
|
|
|
3,81 kr.
|
|
|
3,62 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-16
|
MC3486
|
Receiver
|
10 Mb/s
|
|
4 Receiver
|
5.25 V
|
4.75 V
|
85 mA
|
0 C
|
+ 70 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC Quadruple Differenti al Line Receiver 16 A 595-AM26C32QD
- AM26C32QDR
- Texas Instruments
-
1:
8,95 kr.
-
Lead-Time 6 Weeks
|
Mouser Part No
595-AM26C32QDR
|
Texas Instruments
|
RS-422 Interface IC Quadruple Differenti al Line Receiver 16 A 595-AM26C32QD
|
|
Lead-Time 6 Weeks
|
|
|
8,95 kr.
|
|
|
6,48 kr.
|
|
|
5,88 kr.
|
|
|
5,11 kr.
|
|
|
4,14 kr.
|
|
|
View
|
|
|
4,79 kr.
|
|
|
4,60 kr.
|
|
|
4,45 kr.
|
|
|
4,08 kr.
|
|
Min.: 1
Mult.: 1
|
|
|
SMD/SMT
|
SOIC-16
|
AM26C32
|
Receiver
|
10 Mb/s
|
0 Driver
|
4 Receiver
|
5.5 V
|
4.5 V
|
10 mA
|
- 40 C
|
+ 125 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
RS-422 Interface IC Dual Diff Line ALT 5 95-SN75ALS191P ALT ALT 595-SN75ALS191P
- SN75ALS191PE4
- Texas Instruments
-
500:
10,15 kr.
-
Non-Stocked Lead-Time 12 Weeks
|
Mouser Part No
595-SN75ALS191PE4
|
Texas Instruments
|
RS-422 Interface IC Dual Diff Line ALT 5 95-SN75ALS191P ALT ALT 595-SN75ALS191P
|
|
Non-Stocked Lead-Time 12 Weeks
|
|
|
10,15 kr.
|
|
|
9,85 kr.
|
|
|
9,47 kr.
|
|
|
9,33 kr.
|
|
Min.: 500
Mult.: 50
|
|
|
Through Hole
|
PDIP-8
|
SN75ALS191
|
|
|
|
|
5.25 V
|
4.75 V
|
40 mA
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
- MAX3032ECSE+T
- Analog Devices / Maxim Integrated
-
2.500:
20,81 kr.
-
Non-Stocked Lead-Time 10 Weeks
|
Mouser Part No
700-MAX3032ECSET
|
Analog Devices / Maxim Integrated
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
|
|
Non-Stocked Lead-Time 10 Weeks
|
|
Min.: 2.500
Mult.: 2.500
|
|
|
SMD/SMT
|
SO-Narrow-16
|
MAX3032E
|
Driver
|
20 Mb/s
|
4 Driver
|
0 Receiver
|
3.6 V
|
3 V
|
100 uA
|
0 C
|
+ 70 C
|
15 kV
|
Reel
|
|
|
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
- MAX3031ECUE+T
- Analog Devices / Maxim Integrated
-
2.500:
20,81 kr.
-
Non-Stocked Lead-Time 10 Weeks
|
Mouser Part No
700-MAX3031ECUET
|
Analog Devices / Maxim Integrated
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
|
|
Non-Stocked Lead-Time 10 Weeks
|
|
Min.: 2.500
Mult.: 2.500
|
|
|
SMD/SMT
|
TSSOP-16
|
MAX3031E
|
Driver
|
20 Mb/s
|
4 Driver
|
0 Receiver
|
3.6 V
|
3 V
|
100 uA
|
0 C
|
+ 70 C
|
15 kV
|
Reel
|
|
|
|
RS-422 Interface IC Dual Differential Dr ivers and Receiver A 595-SN7534050NSR
- SN7534050NS
- Texas Instruments
-
200:
34,02 kr.
-
Non-Stocked Lead-Time 6 Weeks
|
Mouser Part No
595-SN7534050NS
|
Texas Instruments
|
RS-422 Interface IC Dual Differential Dr ivers and Receiver A 595-SN7534050NSR
|
|
Non-Stocked Lead-Time 6 Weeks
|
|
|
34,02 kr.
|
|
|
33,94 kr.
|
|
|
33,72 kr.
|
|
|
33,35 kr.
|
|
|
View
|
|
|
32,97 kr.
|
|
|
Quote
|
|
Min.: 200
Mult.: 50
|
|
|
SMD/SMT
|
SOIC-16
|
SN7534050
|
Transceiver
|
20 Mb/s
|
2 Driver
|
2 Receiver
|
5.25 V
|
4.75 V
|
110 mA
|
- 25 C
|
+ 85 C
|
|
Tube
|
|
|
|
RS-422 Interface IC Quad Diff Line Rcvr ALT 595-AM26C32IPWR ALT 595-AM26C32IPWR
- AM26C32IPWRG4
- Texas Instruments
-
2.000:
3,72 kr.
-
Non-Stocked Lead-Time 6 Weeks
|
Mouser Part No
595-AM26C32IPWRG4
|
Texas Instruments
|
RS-422 Interface IC Quad Diff Line Rcvr ALT 595-AM26C32IPWR ALT 595-AM26C32IPWR
|
|
Non-Stocked Lead-Time 6 Weeks
|
|
|
3,72 kr.
|
|
|
3,39 kr.
|
|
|
3,10 kr.
|
|
Min.: 2.000
Mult.: 2.000
|
|
|
SMD/SMT
|
TSSOP-16
|
AM26C32
|
Receiver
|
10 Mb/s
|
|
4 Receiver
|
5.5 V
|
4.5 V
|
15 mA
|
- 40 C
|
+ 125 C
|
|
Reel
|
|
|
|
RS-422 Interface IC W/ANNEAL 16LD QD +/- 15KV ESD 3 0V TO 5V
- ISL32172EIVZ-T
- Renesas / Intersil
-
2.500:
9,10 kr.
-
Non-Stocked Lead-Time 12 Weeks
|
Mouser Part No
968-ISL32172EIVZ-T
|
Renesas / Intersil
|
RS-422 Interface IC W/ANNEAL 16LD QD +/- 15KV ESD 3 0V TO 5V
|
|
Non-Stocked Lead-Time 12 Weeks
|
|
|
9,10 kr.
|
|
|
8,88 kr.
|
|
Min.: 2.500
Mult.: 2.500
|
|
|
SMD/SMT
|
TSSOP-16
|
ISL32172E
|
Driver
|
32 Mb/s
|
4 Driver
|
0 Receiver
|
5.5 V
|
3 V
|
800 uA
|
- 40 C
|
+ 85 C
|
15 kV
|
Reel
|
|
|
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
- MAX3033ECUE+T
- Analog Devices / Maxim Integrated
-
2.500:
20,81 kr.
-
Non-Stocked Lead-Time 10 Weeks
|
Mouser Part No
700-MAX3033ECUET
|
Analog Devices / Maxim Integrated
|
RS-422 Interface IC 15kV ESD-Protected, 3.3V Quad RS-422 Transmitters
|
|
Non-Stocked Lead-Time 10 Weeks
|
|
Min.: 2.500
Mult.: 2.500
|
|
|
SMD/SMT
|
TSSOP-16
|
MAX3033E
|
Driver
|
2 Mb/s
|
4 Driver
|
0 Receiver
|
3.6 V
|
3 V
|
100 uA
|
0 C
|
+ 70 C
|
15 kV
|
Reel
|
|
|
|
RS-422 Interface IC Dual Diff Line Rcvr ALT 595-UA9637ACDR A ALT 595-UA9637ACDR
- UA9637ACDRE4
- Texas Instruments
-
2.500:
4,89 kr.
-
Non-Stocked Lead-Time 12 Weeks
|
Mouser Part No
595-UA9637ACDRE4
|
Texas Instruments
|
RS-422 Interface IC Dual Diff Line Rcvr ALT 595-UA9637ACDR A ALT 595-UA9637ACDR
|
|
Non-Stocked Lead-Time 12 Weeks
|
|
|
4,89 kr.
|
|
|
4,66 kr.
|
|
Min.: 2.500
Mult.: 2.500
|
|
|
SMD/SMT
|
SOIC-8
|
UA9637A
|
Receiver
|
10 Mb/s
|
|
2 Receiver
|
5.25 V
|
4.75 V
|
50 mA
|
0 C
|
+ 70 C
|
|
Reel
|
|
Denmark
