JS28F00AP30EFA
Micron Technology Inc.
IC FLASH 1GBIT PAR 56TSOP
Á lager4160 pcs
1Gbit
40 MHz
110 ns
FLASH
110ns
Parallel
-
-
-
-
JS28F00AP30
64M x 16
Tray
FLASH - NOR
-
Axcell™
-40°C ~ 85°C (TA)
Surface Mount
56-TFSOP (0.724", 18.40mm Width)
56-TSOP
1.7V ~ 2V
Non-Volatile
RFQ
93LC66BT-I/MS
Microchip Technology
IC EEPROM 4KBIT MICROWIRE 8MSOP
Á lager103830 pcs
4Kbit
2 MHz
-
EEPROM
6ms
Microwire
-
-
-
-
93LC66
256 x 16
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-MSOP
2.5V ~ 5.5V
Non-Volatile
RFQ
AT24C04N-10SI-1.8
Microchip Technology
IC EEPROM 4KBIT I2C 400KHZ 8SOIC
Á lager6550 pcs
4Kbit
400 kHz
900 ns
EEPROM
5ms
I²C
-
-
-
-
AT24C04
512 x 8
Tube
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
1.8V ~ 5.5V
Non-Volatile
RFQ
71V3556S166PFG
Renesas Electronics America Inc
IC SRAM 4.5MBIT PARALLEL 100TQFP
Á lager6213 pcs
4.5Mbit
166 MHz
3.5 ns
SRAM
-
Parallel
-
-
-
-
71V3556
128K x 36
Tray
SRAM - Synchronous, SDR (ZBT)
-
-
0°C ~ 70°C (TA)
Surface Mount
100-LQFP
100-TQFP (14x14)
3.135V ~ 3.465V
Volatile
RFQ
MT29F8G08ABBCAH4:C
Micron Technology Inc.
IC FLASH 8GBIT PARALLEL 63VFBGA
Á lager10710 pcs
8Gbit
-
-
FLASH
-
Parallel
-
-
-
-
MT29F8G08
1G x 8
Tray
FLASH - NAND
-
-
0°C ~ 70°C (TA)
Surface Mount
63-VFBGA
63-VFBGA (9x11)
1.7V ~ 1.95V
Non-Volatile
RFQ
M93C46-RMN3TP/K
STMicroelectronics
IC EEPROM 1KBIT MICROWIRE 8SOIC
Á lager126420 pcs
1Kbit
2 MHz
-
EEPROM
5ms
Microwire
-
-
-
-
M93C46
128 x 8, 64 x 16
Tape & Reel (TR)
EEPROM
-
Automotive, AEC-Q100
-40°C ~ 125°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
1.8V ~ 5.5V
Non-Volatile
RFQ
CAT24C04WI-GT3
onsemi
IC EEPROM 4KBIT I2C 400KHZ 8SOIC
Á lager221890 pcs
4Kbit
400 kHz
900 ns
EEPROM
5ms
I²C
-
-
-
-
CAT24C04
512 x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
1.7V ~ 5.5V
Non-Volatile
RFQ
AT28HC64B-12JC
Microchip Technology
IC EEPROM 64KBIT PARALLEL 32PLCC
Á lager12240 pcs
64Kbit
-
120 ns
EEPROM
10ms
Parallel
-
-
-
-
AT28HC64
8K x 8
Tube
EEPROM
-
-
0°C ~ 70°C (TC)
Surface Mount
32-LCC (J-Lead)
32-PLCC (13.97x11.43)
4.5V ~ 5.5V
Non-Volatile
RFQ
S25FL164K0XMFI010
Infineon Technologies
IC FLASH 64MBIT SPI/QUAD 8SOIC
Á lager6660 pcs
64Mbit
108 MHz
-
FLASH
3ms
SPI - Quad I/O
-
-
-
-
S25FL164
8M x 8
Tray
FLASH - NOR
-
FL1-K
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.209', 5.30mm Width)
8-SOIC
2.7V ~ 3.6V
Non-Volatile
RFQ
M29W320DB70N6
Micron Technology Inc.
IC FLASH 32MBIT PAR 48TSOP I
Á lager7290 pcs
32Mbit
-
70 ns
FLASH
70ns
Parallel
-
-
-
-
M29W320
4M x 8, 2M x 16
Tray
FLASH - NOR
-
-
-40°C ~ 85°C (TA)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP I
2.7V ~ 3.6V
Non-Volatile
RFQ
EDB2432BCPA-8D-F-D
Micron Technology Inc.
IC DRAM 2GBIT PARALLEL 168WFBGA
Á lager10520 pcs
2Gbit
400 MHz
-
DRAM
-
Parallel
-
-
-
-
EDB2432
64M x 32
Tray
SDRAM - Mobile LPDDR2
-
-
-30°C ~ 85°C (TC)
Surface Mount
168-WFBGA
168-WFBGA (12x12)
1.14V ~ 1.95V
Volatile
RFQ
N25Q512A13GSF40G
Micron Technology Inc.
IC FLASH 512MBIT SPI 108MHZ 16SO
Á lager9530 pcs
512Mbit
108 MHz
-
FLASH
8ms, 5ms
SPI
-
-
-
-
N25Q512A13
128M x 4
Tube
FLASH - NOR
-
-
-40°C ~ 85°C (TA)
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SO
2.7V ~ 3.6V
Non-Volatile
RFQ
IS61DDPB24M18A-400M3L
ISSI, Integrated Silicon Solution Inc
IC SRAM 72MBIT PARALLEL 165LFBGA
Á lager351 pcs
72Mbit
400 MHz
-
SRAM
-
Parallel
-
-
-
-
IS61DDPB24
4M x 18
Tray
SRAM - Synchronous, DDR IIP
-
-
0°C ~ 70°C (TA)
Surface Mount
165-LBGA
165-LFBGA (15x17)
1.71V ~ 1.89V
Volatile
RFQ
RC28F640J3F75A
Micron Technology
IC FLASH 64M PARALLEL 64EASYBGA
Á lager8281 pcs
64Mb (8M x 8, 4M x 16)
-
75ns
FLASH
75ns
Parallel
Tray
28F640J3
Contains lead / RoHS non-compliant
3 (168 Hours)
-
-
-
FLASH - NOR
FLASH - NOR Memory IC 64Mb (8M x 8, 4M x 16) Parallel 75ns 64-EasyBGA (10x13)
StrataFlash™
-40°C ~ 85°C (TA)
Surface Mount
64-TBGA
64-EasyBGA (10x13)
2.7 V ~ 3.6 V
Non-Volatile
RFQ
MT47H32M16NF-187E:H
Micron Technology Inc.
IC DRAM 512MBIT PAR 84FBGA
Á lager17370 pcs
512Mbit
533 MHz
350 ps
DRAM
15ns
Parallel
-
-
-
-
MT47H32M16
32M x 16
Bulk
SDRAM - DDR2
-
-
0°C ~ 85°C (TC)
Surface Mount
84-TFBGA
84-FBGA (8x12.5)
1.7V ~ 1.9V
Volatile
RFQ
CY62128DV30LL-70ZI
Infineon Technologies
IC SRAM 1MBIT PARALLEL 32TSOP I
Á lager3890 pcs
1Mbit
-
70 ns
SRAM
70ns
Parallel
-
-
-
-
CY62128
128K x 8
Bag
SRAM - Asynchronous
-
MoBL®
-40°C ~ 85°C (TA)
Surface Mount
32-TFSOP (0.724", 18.40mm Width)
32-TSOP I
2.2V ~ 3.6V
Volatile
RFQ
AT24C16BN-SH-B
Microchip Technology
IC EEPROM 16KBIT I2C 1MHZ 8SOIC
Á lager14720 pcs
16Kbit
1 MHz
550 ns
EEPROM
5ms
I²C
-
-
-
-
AT24C16
2K x 8
Tube
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
1.8V ~ 5.5V
Non-Volatile
RFQ
25LC080BT-I/SN
Microchip Technology
IC EEPROM 8KBIT SPI 10MHZ 8SOIC
Á lager58910 pcs
8Kbit
10 MHz
-
EEPROM
5ms
SPI
-
-
-
-
25LC080
1K x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
2.5V ~ 5.5V
Non-Volatile
RFQ
W25Q16JVSSIM
Winbond Electronics
IC FLASH 16MBIT SPI/QUAD 8SOIC
Á lager117880 pcs
16Mbit
133 MHz
-
FLASH
3ms
SPI - Quad I/O
-
-
-
-
W25Q16
2M x 8
Tube
FLASH - NOR
-
SpiFlash®
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.209", 5.30mm Width)
8-SOIC
2.7V ~ 3.6V
Non-Volatile
RFQ
MT29F512G08CECBBJ4-37:B
Micron Technology Inc.
IC FLASH 512GBIT PAR 132VBGA
Á lager8220 pcs
512Gbit
267 MHz
-
FLASH
-
Parallel
-
-
-
-
MT29F512G08
64G x 8
Tray
FLASH - NAND (MLC)
-
-
0°C ~ 70°C (TA)
Surface Mount
132-VBGA
132-VBGA (12x18)
2.7V ~ 3.6V
Non-Volatile
RFQ
IS34ML04G081-TLI-TR
ISSI, Integrated Silicon Solution Inc
IC FLASH 4GBIT PARALLEL 48TSOP I
Á lager4024 pcs
4Gbit
-
25 ns
FLASH
25ns
Parallel
-
-
-
-
IS34ML04
512M x 8
Tape & Reel (TR)
FLASH - NAND (SLC)
-
-
-40°C ~ 85°C
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP I
2.7V ~ 3.6V
Non-Volatile
RFQ
MT29F1G08ABAFAWP-ITE:F
Micron Technology Inc.
IC FLASH 1GBIT PARALLEL 48TSOP I
Á lager6950 pcs
1Gbit
-
-
FLASH
-
Parallel
-
-
-
-
MT29F1G08
128M x 8
Tray
FLASH - NAND
-
-
-40°C ~ 85°C (TA)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP I
2.7V ~ 3.6V
Non-Volatile
RFQ
CY62136FV30LL-45BVXI
Infineon Technologies
IC SRAM 2MBIT PARALLEL 48VFBGA
Á lager9897 pcs
2Mbit
-
45 ns
SRAM
45ns
Parallel
-
-
-
-
CY62136
128K x 16
Tray
SRAM - Asynchronous
-
MoBL®
-40°C ~ 85°C (TA)
Surface Mount
48-VFBGA
48-VFBGA (6x8)
2.2V ~ 3.6V
Volatile
RFQ
M24C32-FDW6TP
STMicroelectronics
IC EEPROM 32KBIT I2C 1MHZ 8TSSOP
Á lager197100 pcs
32Kbit
1 MHz
450 ns
EEPROM
5ms
I²C
-
-
-
-
M24C32
4K x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP (0.173', 4.40mm Width)
8-TSSOP
1.7V ~ 5.5V
Non-Volatile
RFQ
CY7C1380C-167AC
Infineon Technologies
IC SRAM 18MBIT PAR 100TQFP
Á lager8280 pcs
18Mbit
167 MHz
3.4 ns
SRAM
-
Parallel
-
-
-
-
CY7C1380
512K x 36
Bag
SRAM - Synchronous, SDR
-
-
0°C ~ 70°C (TA)
Surface Mount
100-LQFP
100-TQFP (14x20)
3.135V ~ 3.6V
Volatile
RFQ
W29GL064CB7A
Winbond Electronics
IC FLASH 64MBIT PARALLEL 48TFBGA
Á lager3820 pcs
64Mbit
-
70 ns
FLASH
70ns
Parallel
-
-
-
-
W29GL064
8M x 8, 4M x 16
Tube
FLASH - NOR
-
-
-40°C ~ 85°C (TA)
Surface Mount
48-TFBGA
48-TFBGA (6x8)
2.7V ~ 3.6V
Non-Volatile
RFQ
AT49F001AN-55JU
Microchip Technology
IC FLASH 1MBIT PARALLEL 32PLCC
Á lager12290 pcs
1Mbit
-
55 ns
FLASH
50µs
Parallel
-
-
-
-
AT49F001
128K x 8
Tube
FLASH
-
-
-40°C ~ 85°C (TC)
Surface Mount
32-LCC (J-Lead)
32-PLCC (13.97x11.43)
4.5V ~ 5.5V
Non-Volatile
RFQ
AT49BV322DT-70TU
Microchip Technology
IC FLASH 32MBIT PARALLEL 48TSOP
Á lager10150 pcs
32Mbit
-
70 ns
FLASH
120µs
Parallel
-
-
-
-
AT49BV322
2M x 16
Tray
FLASH
-
-
-40°C ~ 85°C (TC)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP
2.65V ~ 3.6V
Non-Volatile
RFQ
MT29F32G08AECCBH1-10Z:C
Micron Technology Inc.
IC FLASH 32GBIT PARALLEL 100VBGA
Á lager14650 pcs
32Gbit
100 MHz
-
FLASH
-
Parallel
-
-
-
-
MT29F32G08
4G x 8
Tray
FLASH - NAND
-
-
0°C ~ 70°C (TA)
Surface Mount
100-VBGA
100-VBGA (12x18)
2.7V ~ 3.6V
Non-Volatile
RFQ
MD27C256-20/B
Rochester Electronics, LLC
32 X 8 CMOS EPROM; PACKAGE WILL
Á lager6310 pcs
-
-
-
-
-
-
-
-
-
-
MD27C
-
Bulk
-
-
-
-
-
-
-
-
-
RFQ
IS42VM32800K-75BLI
ISSI, Integrated Silicon Solution Inc
IC DRAM 256MBIT PAR 90TFBGA
Á lager5444 pcs
256Mbit
133 MHz
6 ns
DRAM
-
Parallel
-
-
-
-
IS42VM32800
8M x 32
Tray
SDRAM - Mobile
-
-
-40°C ~ 85°C (TA)
Surface Mount
90-TFBGA
90-TFBGA (8x13)
1.7V ~ 1.95V
Volatile
RFQ
CAT25020HU4I-GT3
onsemi
IC EEPROM 2KBIT SPI 10MHZ 8UDFN
Á lager88710 pcs
2Kbit
-
-
EEPROM
5ms
SPI
-
-
-
-
CAT25020
256 x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-UFDFN Exposed Pad
8-UDFN-EP (2x3)
1.8V ~ 5.5V
Non-Volatile
RFQ
BR24G64FVT-3GE2
Rohm Semiconductor
IC EEPROM 64KBIT I2C 8TSSOP
Á lager133020 pcs
64Kbit
400 kHz
-
EEPROM
5ms
I²C
-
-
-
-
BR24G64
8K x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP (0.173', 4.40mm Width)
8-TSSOP-B
1.6V ~ 5.5V
Non-Volatile
RFQ
S29GL512P10FFCR20
Spansion
IC FLASH 512MBIT PARALLEL PBGA64
Á lager4748 pcs
512Mbit
-
100 ns
FLASH
100ns
Parallel
-
-
-
-
S29GL512
32M x 16
Bulk
FLASH - NOR
-
GL-P
0°C ~ 85°C (TA)
Surface Mount
64-LBGA
64-Fortified BGA (13x11)
3V ~ 3.6V
Non-Volatile
RFQ
71V632S7PFG8
Renesas Electronics America Inc
IC SRAM 2MBIT PARALLEL 100TQFP
Á lager7380 pcs
2Mbit
66 MHz
7 ns
SRAM
-
Parallel
-
-
-
-
71V632
64K x 32
Tape & Reel (TR)
SRAM - Synchronous, SDR
-
-
0°C ~ 70°C (TA)
Surface Mount
100-LQFP
100-TQFP (14x14)
3.135V ~ 3.63V
Volatile
RFQ
MT29F16G08ABABAWP-IT:B
Micron Technology Inc.
IC FLASH 16GBIT PAR 48TSOP I
Á lager12440 pcs
16Gbit
-
-
FLASH
-
Parallel
-
-
-
-
MT29F16G08
2G x 8
Tray
FLASH - NAND
-
-
-40°C ~ 85°C (TA)
Surface Mount
48-TFSOP (0.724', 18.40mm Width)
48-TSOP I
2.7V ~ 3.6V
Non-Volatile
RFQ
MT29F8G08ABABAWP-AITX:B
Micron Technology Inc.
IC FLASH 8GBIT PARALLEL 48TSOP I
Á lager15950 pcs
8Gbit
-
-
FLASH
-
Parallel
-
-
-
-
MT29F8G08
1G x 8
Tray
FLASH - NAND
-
-
-40°C ~ 85°C (TA)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP I
2.7V ~ 3.6V
Non-Volatile
RFQ
RC28F128P33TF60A
Micron Technology Inc.
IC FLASH 128MBIT PAR 64EASYBGA
Á lager5600 pcs
128Mbit
52 MHz
60 ns
FLASH
60ns
Parallel
-
-
-
-
RC28F128
8M x 16
Tray
FLASH - NOR
-
StrataFlash™
-40°C ~ 85°C (TC)
Surface Mount
64-TBGA
64-EasyBGA (10x13)
2.3V ~ 3.6V
Non-Volatile
RFQ
W9425G6KH-5I
Winbond Electronics
IC DRAM 256MBIT PAR 66TSOP II
Á lager20722 pcs
256Mbit
200 MHz
55 ns
DRAM
15ns
Parallel
-
-
-
-
W9425G6
16M x 16
Tray
SDRAM - DDR
-
-
-40°C ~ 85°C (TA)
Surface Mount
66-TSSOP (0.400", 10.16mm Width)
66-TSOP II
2.3V ~ 2.7V
Volatile
RFQ
M34E02-FDW6TP
STMicroelectronics
IC EEPROM 2KBIT I2C 8TSSOP
Á lager223540 pcs
2Kbit
400 kHz
900 ns
EEPROM
5ms
I²C
-
-
-
-
M34E02
256 x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
1.7V ~ 5.5V
Non-Volatile
RFQ
AT29LV1024-15TC
Microchip Technology
IC FLASH 1MBIT PARALLEL 48TSOP
Á lager16800 pcs
1Mbit
-
150 ns
FLASH
20ms
Parallel
-
-
-
-
AT29LV1024
64K x 16
Tray
FLASH
-
-
0°C ~ 70°C (TC)
Surface Mount
48-TFSOP (0.724', 18.40mm Width)
48-TSOP
3V ~ 3.6V
Non-Volatile
RFQ
W25Q32BVSFIG
Winbond Electronics
IC FLASH 32MBIT SPI/QUAD 16SOIC
Á lager6230 pcs
32Mbit
104 MHz
-
FLASH
50µs, 3ms
SPI - Quad I/O
-
-
-
-
W25Q32
4M x 8
Tube
FLASH - NOR
-
SpiFlash®
-40°C ~ 85°C (TA)
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SOIC
2.7V ~ 3.6V
Non-Volatile
RFQ
S25FL128SAGBHI203
Infineon Technologies
IC FLASH 128MBIT SPI/QUAD 24BGA
Á lager13219 pcs
128Mbit
133 MHz
-
FLASH
-
SPI - Quad I/O
-
-
-
-
S25FL128
16M x 8
Tape & Reel (TR)
FLASH - NOR
-
FL-S
-40°C ~ 85°C (TA)
Surface Mount
24-TBGA
24-BGA (8x6)
2.7V ~ 3.6V
Non-Volatile
RFQ
CAT25040VI
Catalyst Semiconductor Inc.
IC EEPROM 4KBIT SPI 20MHZ 8SOIC
Á lager12090 pcs
4Kbit
-
-
EEPROM
5ms
SPI
-
-
-
-
CAT25040
512 x 8
Bulk
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
1.8V ~ 5.5V
Non-Volatile
RFQ
MX29LV160DBXEI-70G
Macronix
IC FLASH 16MBIT PARALLEL 48LFBGA
Á lager13496 pcs
16Mbit
-
70 ns
FLASH
70ns
Parallel
-
-
-
-
MX29LV160
2M x 8
Tray
FLASH - NOR
-
MX29LV
-40°C ~ 85°C (TA)
Surface Mount
48-LFBGA, CSPBGA
48-LFBGA, CSP (6x8)
2.7V ~ 3.6V
Non-Volatile
RFQ
TC58NVG1S3ETA00
Kioxia America, Inc.
IC FLASH 2GBIT PARALLEL 48TSOP I
Á lager4560 pcs
2Gbit
-
25 ns
FLASH
25ns
Parallel
-
-
-
-
TC58NVG1
256M x 8
Tray
FLASH - NAND (SLC)
-
-
0°C ~ 70°C (TA)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP I
2.7V ~ 3.6V
Non-Volatile
RFQ
S29JL032J70TFI010
Infineon Technologies
IC FLASH 32MBIT PARALLEL 48TSOP
Á lager8033 pcs
32Mbit
-
70 ns
FLASH
70ns
Parallel
-
-
-
-
S29JL032
4M x 8, 2M x 16
Tray
FLASH - NOR
-
JL-J
-40°C ~ 85°C (TA)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP
2.7V ~ 3.6V
Non-Volatile
RFQ
IS62WV10248BLL-55BLI
ISSI, Integrated Silicon Solution Inc
IC SRAM 8MBIT PARALLEL 48MINIBGA
Á lager7178 pcs
8Mbit
-
55 ns
SRAM
55ns
Parallel
-
-
-
-
IS62WV10248
1M x 8
Tray
SRAM - Asynchronous
-
-
-40°C ~ 85°C (TA)
Surface Mount
48-TFBGA
48-miniBGA (7.2x8.7)
2.5V ~ 3.6V
Volatile
RFQ
FM24C02ULMT8X
Fairchild Semiconductor
IC EEPROM 2KBIT I2C 8TSSOP
Á lager81610 pcs
2Kbit
100 kHz
3.5 µs
EEPROM
15ms
I²C
-
-
-
-
FM24C02
128 x 16
Bulk
EEPROM
-
-
0°C ~ 70°C (TA)
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
2.7V ~ 5.5V
Non-Volatile
RFQ
BR24L64FJ-WE2
Rohm Semiconductor
IC EEPROM 64KBIT I2C 8SOPJ
Á lager33046 pcs
64Kbit
400 kHz
-
EEPROM
5ms
I²C
-
-
-
-
BR24L64
8K x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOP-J
1.8V ~ 5.5V
Non-Volatile
RFQ