MAX531BCPD
Analog Devices Inc./Maxim Integrated
IC DAC 12BIT V-OUT 14DIP
Existencias disponibles9280 pcs
25µs (Typ)
±5V
5V
R-2R
External, Internal
1
No
±1 (Max), ±1 (Max)
-
-
-
-
MAX531
Tube
-
-
0°C ~ 70°C
Through Hole
Voltage - Buffered
14-DIP (0.300', 7.62mm)
14-PDIP
12
SPI
RFQ
R2A20168NP#W5
Renesas Electronics America
IC DAC 8BIT SRL 16-QFN
Existencias disponibles52490 pcs
150µs
2.7 V ~ 5.5 V
2.7 V ~ 5.5 V
R-2R
External
8
No
±1 (Max), ±0.7 (Max)
Tape & Reel (TR)
R2A20168
Lead free / RoHS Compliant
1 (Unlimited)
-
-
8 Bit Digital to Analog Converter 8 16-QFN (3x3)
-
-30°C ~ 85°C
Surface Mount
Voltage - Buffered
16-WFQFN Exposed Pad
16-QFN (3x3)
8
SPI
RFQ
MAX5200BEUB+T
Analog Devices Inc./Maxim Integrated
IC DAC 16BIT V-OUT 10UMAX
Existencias disponibles5630 pcs
25µs (Typ)
5V
5V
-
External, Internal
1
No
±20, ±2 (Max)
-
-
-
-
MAX5200
Tape & Reel (TR)
-
-
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
10-uMAX/uSOP
16
SPI
RFQ
DAC8164ICPWR
Texas Instruments
IC DAC 14BIT V-OUT 16TSSOP
Existencias disponibles16700 pcs
10µs
2.7V ~ 5.5V
2.7V ~ 5.5V
String DAC
External, Internal
4
No
±1, ±0.3
-
-
-
-
DAC8164
Tape & Reel (TR)
-
-
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
16-TSSOP (0.173", 4.40mm Width)
16-TSSOP
14
SPI, DSP
RFQ
DAC108S085CISQX
Texas Instruments
IC DAC 10BIT V-OUT 16WQFN
Existencias disponibles17000 pcs
6µs
2.7V ~ 5.5V
2.7V ~ 5.5V
String DAC
External
8
No
±0.5, +0.08/-0.04
-
-
-
-
DAC108S085
Tape & Reel (TR)
-
-
-40°C ~ 125°C
Surface Mount
Voltage - Buffered
16-WFQFN Exposed Pad
16-WQFN (4x4)
10
SPI, DSP
RFQ
AD9775BSV
Analog Devices Inc.
IC DAC 14BIT DUAL 160MSPS 80TQFP
Existencias disponibles636 pcs
-
-
-
-
-
-
-
-
-
-
-
-
AD9775
Bag
-
TxDAC+®
-
Surface Mount
-
80-TQFP Exposed Pad
80-TQFP-EP (12x12)
-
-
RFQ
TLC7528CDWR
Texas Instruments
IC DAC 8BIT A-OUT 20SOIC
Existencias disponibles13433 pcs
100ns
5V ~ 15V
5V ~ 15V
R-2R
External
2
No
±0.5 (Max), ±0.5 (Max)
-
-
-
-
TLC7528
Tape & Reel (TR)
-
-
0°C ~ 70°C
Surface Mount
Current - Unbuffered
20-SOIC (0.295', 7.50mm Width)
20-SOIC
8
Parallel
RFQ
AD9788BSVZRL
Analog Devices Inc.
IC DAC 16BIT A-OUT 100TQFP
Existencias disponibles668 pcs
20ns (Typ)
3.13V ~ 3.47V
1.7V ~ 1.9V, 3.13V ~ 3.47V
Oversampling Interpolating DAC
Internal
2
Yes
±3.7, ±2.1
-
-
-
-
AD9788
Tape & Reel (TR)
-
TxDAC+®
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
100-TQFP Exposed Pad
100-TQFP-EP (14x14)
16
Parallel
RFQ
MAX5250BCAP
Analog Devices Inc./Maxim Integrated
IC DAC 10BIT V-OUT 20SSOP
Existencias disponibles7890 pcs
10µs (Typ)
5V
5V
R-2R
External
4
No
± 1 (Max), 1 (Max)
-
-
-
-
MAX5250
Tube
-
-
0°C ~ 70°C
Surface Mount
Voltage - Buffered
20-SSOP (0.209', 5.30mm Width)
20-SSOP
10
SPI
RFQ
DAC8212HP
Analog Devices Inc.
DUAL 12-BIT MULTIPLYING DAC
Existencias disponibles2637 pcs
-
-
-
-
-
-
-
-
-
-
-
-
-
Bulk
-
-
-
-
-
-
-
-
-
RFQ
MAX529CPP
Analog Devices Inc./Maxim Integrated
IC DAC 8BIT V-OUT 20DIP
Existencias disponibles17740 pcs
3µs
±5V
5V
R-2R
External
8
No
±0.3, ±0.3
-
-
-
-
MAX529
Tube
-
-
0°C ~ 70°C
Through Hole
Voltage - Buffered
20-DIP (0.300', 7.62mm)
20-PDIP
8
SPI
RFQ
AD7537KNZ
Analog Devices Inc.
IC DAC 12BIT A-OUT 24DIP
Existencias disponibles718 pcs
1.5µs
10.8V ~ 16.5V
10.8V ~ 16.5V
R-2R
External
2
No
±0.5 (Max), ±1 (Max)
-
-
-
-
AD7537
Tube
-
-
-40°C ~ 85°C
Through Hole
Current - Unbuffered
24-DIP (0.300', 7.62mm)
24-PDIP
12
Parallel
RFQ
DAC8412AT/883Q
Analog Devices Inc.
IC DAC 12BIT V-OUT 28CERDIP
Existencias disponibles16940 pcs
10µs (Typ)
5V ~ 15V
4.5V, 4.75V ~ 15V
R-2R
External
4
No
±0.75LSB
-
-
-
-
-
Bulk
-
-
-55°C ~ 125°C
Through Hole
Voltage - Buffered
28-CDIP (0.600", 15.24mm)
28-CERDIP
12
Parallel
RFQ
MAX550ACUA
Analog Devices Inc./Maxim Integrated
IC DAC 8BIT V-OUT 8UMAX
Existencias disponibles6160 pcs
4µs (Typ)
2.5V ~ 5.5V
2.5V ~ 5.5V
R-2R
External
2
No
-, ±0.9 (Max)
-
-
-
-
MAX550
Tube
-
-
0°C ~ 70°C
Surface Mount
Voltage - Unbuffered
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-uMAX/uSOP
8
SPI
RFQ
DAC902EG4
Texas Instruments
IC DAC 12BIT A-OUT 28TSSOP
Existencias disponibles17570 pcs
30ns (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
Current Source
External, Internal
1
Yes
±1, ±0.5
-
-
-
-
DAC902
Tube
-
SpeedPlus™
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
28-TSSOP (0.173', 4.40mm Width)
28-TSSOP
12
Parallel
RFQ
AD9762ARRL
Analog Devices Inc.
IC DAC 12BIT A-OUT 28SOIC
Existencias disponibles12960 pcs
35ns (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
Current Source
External, Internal
1
Yes
±1, ±0.75
-
-
-
-
AD9762
Tape & Reel (TR)
-
TxDAC®
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
28-SOIC (0.295', 7.50mm Width)
28-SOIC
12
Parallel
RFQ
DAC8803IDBT
Texas Instruments
IC DAC 14BIT A-OUT 28SSOP
Existencias disponibles1307 pcs
500ns (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
Multiplying DAC
External
4
No
±1 (Max), ±1 (Max)
-
-
-
-
DAC8803
Tape & Reel (TR)
-
-
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
28-SSOP (0.209", 5.30mm Width)
28-SSOP
14
SPI
RFQ
AD9162BBCAZ
Analog Devices Inc.
IC DAC 16BIT A-OUT 169CSPBGA
Existencias disponibles129 pcs
-
1.14V ~ 1.326V, 2.375V ~ 2.625V
1.14V ~ 1.326V
Quad-Switch
External, Internal
1
No
±2.7, ±1.7
-
-
-
-
AD9162
Tray
-
-
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
169-VFBGA, CSPBGA
169-CSPBGA (11x11)
16
JESD204B
RFQ
DAC900E
Texas Instruments
IC DAC 10BIT A-OUT 28TSSOP
Existencias disponibles5578 pcs
30ns (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
Current Source
External, Internal
1
Yes
±0.5, ±0.3
-
-
-
-
DAC900
Tube
-
SpeedPlus™
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
28-TSSOP (0.173', 4.40mm Width)
28-TSSOP
10
Parallel
RFQ
DAC08AQ/883C
Analog Devices Inc.
IC DAC 8BIT MULT HS MONO 16CDIP
Existencias disponibles1545 pcs
135ns
36V
36V
-
External
1
Yes
-
-
-
-
-
DAC08
Tube
-
-
-55°C ~ 125°C
Through Hole
Current - Unbuffered
16-CDIP (0.300', 7.62mm)
16-CERDIP
8
Parallel
RFQ
DAC8564IAPWR
Texas Instruments
IC DAC 16BIT V-OUT 16TSSOP
Existencias disponibles4272 pcs
10µs
2.7V ~ 5.5V
2.7V ~ 5.5V
String DAC
External, Internal
4
No
±4, ±0.5
-
-
-
-
DAC8564
Tape & Reel (TR)
-
-
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
16-TSSOP (0.173", 4.40mm Width)
16-TSSOP
16
SPI, DSP
RFQ
MAX5353ACUA+T
Analog Devices Inc./Maxim Integrated
IC DAC 12BIT V-OUT 8UMAX
Existencias disponibles5493 pcs
14µs (Typ)
3.15V ~ 3.6V
3.15V ~ 3.6V
R-2R
External
1
No
±1 (Max), ±1 (Max)
-
-
-
-
MAX5353
Tape & Reel (TR)
-
-
0°C ~ 70°C
Surface Mount
Voltage - Buffered
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-uMAX/uSOP
12
SPI
RFQ
AD1857JRS
Analog Devices Inc.
IC DAC STEREO SNGL-SUP 5V 20SSOP
Existencias disponibles3611 pcs
-
-
-
-
-
-
-
-
-
-
-
-
AD1857
Tube
-
-
-
Surface Mount
-
20-SSOP (0.209", 5.30mm Width)
20-SSOP
-
-
RFQ
AD5422AREZ-REEL
Analog Devices Inc.
IC DAC 16BIT V OR A-OUT 24TSSOP
Existencias disponibles3122 pcs
25µs (V), 40µs (A) (Typ)
10.8V ~ 40V, -3V ~ 26.4V
2.7V ~ 5.5V
R-2R
External, Internal
1
No
-, ±1.3 (Max)
-
-
-
-
AD5422
Tape & Reel (TR)
-
-
-40°C ~ 105°C
Surface Mount
Voltage or Current - Buffered
24-TSSOP (0.173', 4.40mm Width) Exposed Pad
24-TSSOP-EP
16
SPI, DSP
RFQ
TLC7628CN
Texas Instruments
IC DAC 8BIT A-OUT 20DIP
Existencias disponibles9315 pcs
100ns
10.8V ~ 15.75V
10.8V ~ 15.75V
R-2R
External
2
No
±0.5 (Max), ±0.5 (Max)
-
-
-
-
TLC7628
Tube
-
-
0°C ~ 70°C
Through Hole
Current - Unbuffered
20-DIP (0.300', 7.62mm)
20-PDIP
8
Parallel
RFQ
MAX507AEWG+
Analog Devices Inc./Maxim Integrated
IC DAC 12BIT W/REF 24-SOIC
Existencias disponibles1443 pcs
5µs
±11.4V ~ 15.75V
11.4V ~ 15.75V
R-2R
Internal
1
No
±0.75 (Max), ±1 (Max)
-
-
-
-
MAX507
Tube
-
-
-40°C ~ 85°C
Surface Mount
Voltage - Buffered
24-SOIC (0.295", 7.50mm Width)
24-SOIC
12
Parallel
RFQ
AD5640ARJZ-2500RL7
Analog Devices Inc.
IC DAC 14BIT V-OUT SOT23-8
Existencias disponibles4200 pcs
10µs
5V
5V
String DAC
Internal
1
No
±8 (Max), ±0.5 (Max)
-
-
-
-
AD5640
Tape & Reel (TR)
-
nanoDAC®
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
SOT-23-8
SOT-23-8
14
SPI, DSP
RFQ
AD9787BSVZRL
Analog Devices Inc.
IC DAC 14BIT A-OUT 100TQFP
Existencias disponibles847 pcs
20ns (Typ)
3.13V ~ 3.47V
1.7V ~ 1.9V, 3.13V ~ 3.47V
Oversampling Interpolating DAC
Internal
2
Yes
±1, ±0.5
-
-
-
-
AD9787
Tape & Reel (TR)
-
TxDAC+®
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
100-TQFP Exposed Pad
100-TQFP-EP (14x14)
14
Parallel
RFQ
MAX504ESD+T
Analog Devices Inc./Maxim Integrated
IC DAC 10BIT V-OUT 14SOIC
Existencias disponibles6586 pcs
25µs (Typ)
±5V
5V
R-2R
External, Internal
1
No
±0.5 (Max), ±1 (Max)
-
-
-
-
MAX504
Tape & Reel (TR)
-
-
-40°C ~ 85°C
Surface Mount
Voltage - Buffered
14-SOIC (0.154', 3.90mm Width)
14-SOIC
10
SPI
RFQ
AD5691RBCPZ-RL7
Analog Devices Inc.
IC DAC 12BIT V-OUT 8LFCSP
Existencias disponibles12883 pcs
7µs
2.7V ~ 5.5V
1.8V ~ 5.5V
String DAC
External, Internal
1
No
±1 (Max), ±1 (Max)
-
-
-
-
AD5691
Tape & Reel (TR)
-
nanoDAC+®
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
8-UFDFN Exposed Pad, CSP
8-LFCSP-UD (2x2)
12
I²C
RFQ
MAX503CAG
Analog Devices Inc./Maxim Integrated
IC DAC 10BIT V-OUT 24SSOP
Existencias disponibles17760 pcs
25µs (Typ)
±5V
5V
R-2R
External, Internal
1
No
±0.5 (Max), ±1 (Max)
-
-
-
-
MAX503
Tube
-
-
0°C ~ 70°C
Surface Mount
Voltage - Buffered
24-SSOP (0.209", 5.30mm Width)
24-SSOP
10
Parallel
RFQ
AD5346BRUZ-REEL7
Analog Devices Inc.
IC DAC 8BIT V-OUT 38TSSOP
Existencias disponibles3741 pcs
8µs
2.5V ~ 5.5V
2.5V ~ 5.5V
String DAC
External
8
No
±0.15, ±0.02
-
-
-
-
AD5346
Tape & Reel (TR)
-
-
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
38-TFSOP (0.173', 4.40mm Width)
38-TSSOP
8
Parallel
RFQ
DAC8562SDGSR
Texas Instruments
IC DAC 16BIT V-OUT 10VSSOP
Existencias disponibles7514 pcs
10µs (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
String DAC
External, Internal
2
No
±4, ±0.2
-
-
-
-
DAC8562
Tape & Reel (TR)
-
-
-40°C ~ 125°C
Surface Mount
Voltage - Buffered
10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
10-VSSOP
16
SPI, DSP
RFQ
AD768ARZ-REEL
Analog Devices Inc.
IC DAC 16BIT A-OUT 28SOIC
Existencias disponibles720 pcs
35ns
±5V
-
R-2R
External, Internal
1
Yes
±8, ±8
-
-
-
-
AD768
Tape & Reel (TR)
-
-
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
28-SOIC (0.295", 7.50mm Width)
28-SOIC
16
Parallel
RFQ
AD5629RACPZ-2-RL7
Analog Devices Inc.
IC DAC 12BIT V-OUT 16LFCSP
Existencias disponibles2977 pcs
7µs
5V
5V
String DAC
External, Internal
8
No
±0.5, ±0.25 (Max)
-
-
-
-
AD5629
Tape & Reel (TR)
-
denseDAC
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
16-WQFN Exposed Pad, CSP
16-LFCSP-WQ (4x4)
12
I²C
RFQ
DAC39J84IAAV
Texas Instruments
IC DAC 16BIT A-OUT 144FCBGA
Existencias disponibles275 pcs
10ns (Typ)
3.15V ~ 3.45V
0.85V ~ 1.05V
Current Source
External, Internal
4
Yes
±6, ±4
-
-
-
-
DAC39J84
Tray
-
-
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
144-FBGA, FCBGA
144-FCBGA (10x10)
16
JESD204B
RFQ
DAC7634E
Texas Instruments
IC DAC 16BIT V-OUT 48SSOP
Existencias disponibles1050 pcs
10µs
±5V
5V
R-2R
External
4
No
±3, ±2
-
-
-
-
DAC7634
Tube
-
-
-40°C ~ 85°C
Surface Mount
Voltage - Buffered
48-BSSOP (0.295', 7.50mm Width)
48-SSOP
16
SPI
RFQ
DAC8841FS
Analog Devices Inc.
IC DAC 8BIT V-OUT 24SOIC
Existencias disponibles7210 pcs
6µs
5V
5V
R-2R
External
8
No
±0.5, ±1 (Max)
-
-
-
-
DAC8841
Tube
-
TrimDAC®
-40°C ~ 85°C
Surface Mount
Voltage - Buffered
24-SOIC (0.295', 7.50mm Width)
24-SOIC
8
SPI
RFQ
AD7541AJN
Analog Devices Inc.
IC DAC 12BIT A-OUT 18DIP
Existencias disponibles7230 pcs
600ns (Typ)
5V ~ 16V
5V ~ 16V
R-2R
External
1
Yes
±1 (Max), ±1 (Max)
-
-
-
-
AD7541
Tube
-
-
0°C ~ 70°C
Through Hole
Current - Unbuffered
18-DIP (0.300", 7.62mm)
18-PDIP
12
Parallel
RFQ
AD669AR
Analog Devices Inc.
IC DAC 16BIT V-OUT 28SOIC
Existencias disponibles11300 pcs
13µs
±13.5V ~ 16.5V
5V
R-2R
External, Internal
1
No
±4 (Max), ±4 (Max)
-
-
-
-
AD669
Tube
-
DACPORT®
-40°C ~ 85°C
Surface Mount
Voltage - Buffered
28-SOIC (0.295', 7.50mm Width)
28-SOIC
16
Parallel
RFQ
DAC7612U
Texas Instruments
IC DAC 12BIT V-OUT 8SOIC
Existencias disponibles3955 pcs
7µs (Typ)
5V
5V
R-2R
Internal
2
No
±0.5, ±0.5
-
-
-
-
DAC7612
Tube
-
-
-40°C ~ 85°C
Surface Mount
Voltage - Buffered
8-SOIC (0.154", 3.90mm Width)
8-SOIC
12
SPI
RFQ
MCP4716A1T-E/CH
Microchip Technology
IC DAC 10BIT V-OUT SOT23-6
Existencias disponibles49810 pcs
6µs (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
R-2R
External, Supply
1
No
±0.5, ±0.05
-
-
-
-
MCP4716
Tape & Reel (TR)
-
-
-40°C ~ 125°C
Surface Mount
Voltage - Buffered
SOT-23-6
SOT-23-6
10
I²C
RFQ
AD5666ARUZ-2
Analog Devices Inc.
IC DAC 16BIT V-OUT 14TSSOP
Existencias disponibles2400 pcs
10µs
2.7V ~ 5.5V
2.7V ~ 5.5V
String DAC
External, Internal
4
No
±32 (Max), ±1 (Max)
-
-
-
-
AD5666
Tube
-
-
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
14-TSSOP (0.173", 4.40mm Width)
14-TSSOP
16
SPI, DSP
RFQ
MX7537JN
Analog Devices Inc./Maxim Integrated
IC DAC 12BIT A-OUT 24DIP
Existencias disponibles15000 pcs
1.5µs
10.8V ~ 16.5V
10.8V ~ 16.5V
Multiplying DAC, R-2R
External
2
No
±1 (Max), ±1 (Max)
-
-
-
-
-
Bulk
-
-
0°C ~ 70°C
Through Hole
Current - Unbuffered
24-DIP (0.300", 7.62mm)
24-PDIP
12
Parallel
RFQ
AD9707BCPZ
Analog Devices Inc.
IC DAC 14BIT A-OUT 32LFCSP
Existencias disponibles2991 pcs
11ns (Typ)
1.8V, 3.3V
1.8V, 3.3V
Current Source
External, Internal
1
Yes
±1.4, ±1.2
-
-
-
-
AD9707
Tray
-
TxDAC®
-40°C ~ 85°C
Surface Mount
Current - Unbuffered
32-VFQFN Exposed Pad, CSP
32-LFCSP-VQ (5x5)
14
Parallel
RFQ
LTC2757ACLX#PBF
Analog Devices Inc.
IC DAC 18BIT A-OUT 48LQFP
Existencias disponibles723 pcs
2.1µs (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
Multiplying DAC
External
1
Yes
±0.4, ±0.4
-
-
-
-
LTC2757
Tray
-
SoftSpan™
0°C ~ 70°C
Surface Mount
Current - Unbuffered
48-LQFP
48-LQFP (7x7)
18
Parallel
RFQ
AD7543JP
Analog Devices Inc.
IC DAC 12BIT SRL INP MULT 20PLCC
Existencias disponibles1166 pcs
-
-
-
-
-
-
-
-
-
-
-
-
AD7543
Tube
-
-
-
Surface Mount
-
20-LCC (J-Lead)
20-PLCC (9x9)
-
-
RFQ
DAC8560IADGKR
Texas Instruments
IC DAC 16BIT V-OUT 8VSSOP
Existencias disponibles9860 pcs
10µs
2.7V ~ 5.5V
2.7V ~ 5.5V
String DAC
External, Internal
1
No
±4, ±0.5
-
-
-
-
DAC8560
Tape & Reel (TR)
-
microPOWER™
-40°C ~ 105°C
Surface Mount
Voltage - Buffered
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-VSSOP
16
SPI, DSP
RFQ
PM7545HP
Analog Devices Inc.
IC DAC 12BIT MULTIPLYING 20-DIP
Existencias disponibles3191 pcs
-
-
-
-
-
-
-
-
-
-
-
-
PM7545
Tube
-
-
-
Through Hole
-
20-DIP (0.300", 7.62mm)
20-PDIP
-
-
RFQ
LTC2629CGN-1#PBF
Analog Devices Inc.
IC DAC 12BIT V-OUT 16SSOP
Existencias disponibles4051 pcs
7µs (Typ)
2.7V ~ 5.5V
2.7V ~ 5.5V
-
External
4
No
±1, ±0.5 (Max)
-
-
-
-
LTC2629
Tube
-
-
0°C ~ 70°C
Surface Mount
Voltage - Buffered
16-SSOP (0.154', 3.90mm Width)
16-SSOP
12
I²C
RFQ