CY7C1032-12JC
Cypress Semiconductor Corp
IC SRAM 1.152MBIT PAR 52PLCC
vorrätig5448 pcs
1.152Mbit
-
12 ns
SRAM
12ns
Parallel
-
-
-
CY7C1032
64K x 18
Bulk
SRAM - Synchronous
-
-
0°C ~ 70°C (TA)
Surface Mount
52-LCC (J-Lead)
52-PLCC (19.13x19.13)
4.5V ~ 5.5V
Volatile
RFQ
24C01C-I/P
Microchip Technology
IC EEPROM 1KBIT I2C 400KHZ 8DIP
vorrätig83590 pcs
1Kbit
400 kHz
900 ns
EEPROM
1ms
I²C
-
-
-
24C01C
128 x 8
Tube
EEPROM
-
-
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
4.5V ~ 5.5V
Non-Volatile
RFQ
25LC640XT-I/ST
Microchip Technology
IC EEPROM 64KBIT SPI 2MHZ 8TSSOP
vorrätig37790 pcs
64Kbit
2 MHz
-
EEPROM
5ms
SPI
-
-
-
25LC640
8K x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
2.5V ~ 5.5V
Non-Volatile
RFQ
S34ML02G200BHI000
Spansion
IC FLASH 2GBIT PARALLEL 63BGA
vorrätig6233 pcs
2Gbit
-
-
FLASH
25ns
Parallel
-
-
-
S34ML02
256M x 8
Bulk
FLASH - NAND
-
ML-2
-40°C ~ 85°C (TA)
Surface Mount
63-VFBGA
63-BGA (11x9)
2.7V ~ 3.6V
Non-Volatile
RFQ
CY7C006A-20AC
Infineon Technologies
IC SRAM 128KBIT PARALLEL 64TQFP
vorrätig13480 pcs
128Kbit
-
20 ns
SRAM
20ns
Parallel
-
-
-
CY7C006
16K x 8
Tray
SRAM - Dual Port, Asynchronous
-
-
0°C ~ 70°C (TA)
Surface Mount
64-LQFP
64-TQFP (14x14)
4.5V ~ 5.5V
Volatile
RFQ
MT53D512M32D2DS-053 AUT:D
Micron Technology Inc.
IC DRAM 16GBIT 1.866GHZ 200WFBGA
vorrätig1413 pcs
16Gbit
1.866 GHz
-
DRAM
-
-
-
-
-
MT53D512
512M x 32
Tray
SDRAM - Mobile LPDDR4
-
Automotive, AEC-Q100
-40°C ~ 125°C (TC)
Surface Mount
200-WFBGA
200-WFBGA (10x14.5)
1.1V
Volatile
RFQ
GD25Q80ESIGR
GigaDevice Semiconductor (HK) Limited
IC FLASH 8MBIT SPI/QUAD 8SOP
vorrätig83070 pcs
8Mbit
133 MHz
7 ns
FLASH
70µs, 2ms
SPI - Quad I/O
-
-
-
GD25Q80
1M x 8
Tape & Reel (TR)
FLASH - NOR
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.209", 5.30mm Width)
8-SOP
2.7V ~ 3.6V
Non-Volatile
RFQ
25LC512T-E/SM
Microchip Technology
IC EEPROM 512KBIT SPI 8SOIJ
vorrätig14633 pcs
512Kbit
20 MHz
-
EEPROM
5ms
SPI
-
-
-
25LC512
64K x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 125°C (TA)
Surface Mount
8-SOIC (0.209", 5.30mm Width)
8-SOIJ
2.5V ~ 5.5V
Non-Volatile
RFQ
AT27C4096-90PI
Microchip Technology
IC EPROM 4MBIT PARALLEL 40DIP
vorrätig10080 pcs
4Mbit
-
90 ns
EPROM
-
Parallel
-
-
-
AT27C4096
256K x 16
Tube
EPROM - OTP
-
-
-40°C ~ 85°C (TC)
Through Hole
40-DIP (0.600', 15.24mm)
40-PDIP
4.5V ~ 5.5V
Non-Volatile
RFQ
AT24C02BY6-YH-T
Atmel
IC EEPROM 2KBIT I2C 8MINI MAP
vorrätig5390 pcs
2Kbit
1 MHz
550 ns
EEPROM
5ms
I²C
-
-
-
AT24C02
256 x 8
Bulk
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-UFDFN Exposed Pad
8-Mini Map (2x3)
1.8V ~ 5.5V
Non-Volatile
RFQ
25LC640A-I/ST
Microchip Technology
IC EEPROM 64KBIT SPI 8TSSOP
vorrätig38380 pcs
64Kbit
10 MHz
-
EEPROM
5ms
SPI
-
-
-
25LC640
8K x 8
Tube
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
2.5V ~ 5.5V
Non-Volatile
RFQ
CY7C1399B-15VC
Infineon Technologies
IC SRAM 256KBIT PARALLEL 28SOJ
vorrätig5750 pcs
256Kbit
-
15 ns
SRAM
15ns
Parallel
-
-
-
CY7C1399
32K x 8
Tube
SRAM - Asynchronous
-
-
0°C ~ 70°C (TA)
Surface Mount
28-BSOJ (0.300", 7.62mm Width)
28-SOJ
3V ~ 3.6V
Volatile
RFQ
24AA04T/SN
Microchip Technology
IC EEPROM 4KBIT I2C 400KHZ 8SOIC
vorrätig127340 pcs
4Kbit
400 kHz
900 ns
EEPROM
5ms
I²C
-
-
-
24AA04
256 x 8 x 2
Tape & Reel (TR)
EEPROM
-
-
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
1.7V ~ 5.5V
Non-Volatile
RFQ
SST39VF400A-70-4C-EKE
Microchip Technology
IC FLASH 4MBIT PARALLEL 48TSOP
vorrätig22829 pcs
4Mbit
-
70 ns
FLASH
20µs
Parallel
-
-
-
SST39VF400
256K x 16
Tray
FLASH
-
SST39 MPF™
0°C ~ 70°C (TA)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP
2.7V ~ 3.6V
Non-Volatile
RFQ
CY7C199C-15VXI
Infineon Technologies
IC SRAM 256KBIT PARALLEL 28SOJ
vorrätig12220 pcs
256Kbit
-
15 ns
SRAM
15ns
Parallel
-
-
-
CY7C199
32K x 8
Tube
SRAM - Asynchronous
-
-
-40°C ~ 85°C (TA)
Surface Mount
28-BSOJ (0.300", 7.62mm Width)
28-SOJ
4.5V ~ 5.5V
Volatile
RFQ
CAT24C04C5ATR
onsemi
IC EEPROM 4KBIT I2C 5WLCSP
vorrätig13050 pcs
4Kbit
400 kHz
900 ns
EEPROM
5ms
I²C
-
-
-
CAT24C04
512 x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
5-XFBGA, WLCSP
5-WLCSP (0.86x0.84)
1.7V ~ 5.5V
Non-Volatile
RFQ
MTFC16GAKAEJP-AIT
Micron Technology Inc.
IC FLASH 128GBIT MMC 153VFBGA
vorrätig12370 pcs
128Gbit
-
-
FLASH
-
MMC
-
-
-
MTFC16
16G x 8
Tray
FLASH - NAND
-
e•MMC™
-40°C ~ 85°C (TA)
Surface Mount
153-VFBGA
153-VFBGA (11.5x13)
1.7V ~ 1.9V
Non-Volatile
RFQ
AT24C16N-10SI-1.8
Microchip Technology
IC EEPROM 16KBIT I2C 8SOIC
vorrätig7410 pcs
16Kbit
400 kHz
900 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
BR24L64FJ-WE2
Rohm Semiconductor
IC EEPROM 64KBIT I2C 8SOPJ
vorrätig33046 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
25LC1024T-I/SM
Microchip Technology
IC EEPROM 1MBIT SPI 20MHZ 8SOIJ
vorrätig7798 pcs
1Mbit
20 MHz
-
EEPROM
6ms
SPI
-
-
-
25LC1024
128K x 8
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.209', 5.30mm Width)
8-SOIJ
2.5V ~ 5.5V
Non-Volatile
RFQ
24AA08T/SN
Microchip Technology
IC EEPROM 8KBIT I2C 400KHZ 8SOIC
vorrätig96990 pcs
8Kbit
400 kHz
900 ns
EEPROM
5ms
I²C
-
-
-
24AA08
256 x 8 x 4
Tape & Reel (TR)
EEPROM
-
-
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
1.7V ~ 5.5V
Non-Volatile
RFQ
IS46TR16256BL-107MBLA3-TR
ISSI, Integrated Silicon Solution Inc
IC DRAM 4GBIT PAR 96TWBGA
vorrätig7970 pcs
4Gbit
933 MHz
20 ns
DRAM
15ns
Parallel
-
-
-
IS46TR16256
256M x 16
Tape & Reel (TR)
SDRAM - DDR3L
-
Automotive, AEC-Q100
-40°C ~ 125°C (TC)
Surface Mount
96-TFBGA
96-TWBGA (9x13)
1.283V ~ 1.45V
Volatile
RFQ
MR25H10CDF
Everspin Technologies Inc.
IC RAM 1MBIT SPI 40MHZ 8DFN
vorrätig4044 pcs
1Mbit
40 MHz
-
RAM
-
SPI
-
-
-
MR25H10
128K x 8
Tray
MRAM (Magnetoresistive RAM)
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-VDFN Exposed Pad
8-DFN-EP, Small Flag (5x6)
2.7V ~ 3.6V
Non-Volatile
RFQ
71V3577S80BQI
IDT, Integrated Device Technology Inc
IC SRAM 4.5MBIT PAR 165CABGA
vorrätig13740 pcs
4.5Mbit
100 MHz
8 ns
SRAM
-
Parallel
-
-
-
71V3577
128K x 36
Bulk
SRAM - Synchronous, SDR
-
-
-40°C ~ 85°C (TA)
Surface Mount
165-TBGA
165-CABGA (13x15)
3.135V ~ 3.465V
Volatile
RFQ
CY7C166-20VC
Cypress Semiconductor Corp
IC SRAM 64KBIT PARALLEL 24SOJ
vorrätig26248 pcs
64Kbit
-
20 ns
SRAM
20ns
Parallel
-
-
-
CY7C166
16K x 4
Bulk
SRAM - Standard
-
-
0°C ~ 70°C (TA)
Surface Mount
24-BSOJ (0.300", 7.62mm Width)
24-SOJ
4.5V ~ 5.5V
Volatile
RFQ
IDT71V65603S133PF
Renesas Electronics America Inc
IC SRAM 9MBIT PARALLEL 100TQFP
vorrätig6040 pcs
9Mbit
133 MHz
4.2 ns
SRAM
-
Parallel
-
-
-
IDT71V65603
256K 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
AS6C1008-55PCN
Alliance Memory, Inc.
IC SRAM 1MBIT PARALLEL 32DIP
vorrätig11975 pcs
1Mbit
-
55 ns
SRAM
55ns
Parallel
-
-
-
AS6C1008
128K x 8
Tube
SRAM - Asynchronous
-
-
0°C ~ 70°C (TA)
Through Hole
32-DIP (0.600', 15.24mm)
32-PDIP
2.7V ~ 5.5V
Volatile
RFQ
MX29LV800CTTI-70G
Macronix
IC FLASH 8MBIT PARALLEL 48TSOP
vorrätig16227 pcs
8Mbit
-
70 ns
FLASH
70ns
Parallel
-
-
-
MX29LV800
1M x 8
Tray
FLASH - NOR
-
MX29LV
-40°C ~ 85°C (TA)
Surface Mount
48-TFSOP (0.724", 18.40mm Width)
48-TSOP
2.7V ~ 3.6V
Non-Volatile
RFQ
71V256SA15PZGI8
Renesas Electronics America Inc
IC SRAM 256KBIT PARALLEL 28TSOP
vorrätig22294 pcs
256Kbit
-
15 ns
SRAM
15ns
Parallel
-
-
-
71V256
32K x 8
Tape & Reel (TR)
SRAM - Asynchronous
-
-
-40°C ~ 85°C (TA)
Surface Mount
28-TSSOP (0.465', 11.80mm Width)
28-TSOP
3V ~ 3.6V
Volatile
RFQ
M25P40-VMN6YPB
Micron Technology Inc.
IC FLASH 4MBIT SPI 75MHZ 8SO
vorrätig5390 pcs
4Mbit
75 MHz
-
FLASH
15ms, 5ms
SPI
-
-
-
M25P40
512K x 8
Tube
FLASH - NOR
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
2.3V ~ 3.6V
Non-Volatile
RFQ
M28W160ECT70ZB6E
Micron Technology Inc.
IC FLASH 16MBIT PARALLEL 46TFBGA
vorrätig13960 pcs
16Mbit
-
70 ns
FLASH
70ns
Parallel
-
-
-
M28W160
1M x 16
Tray
FLASH - NOR
-
-
-40°C ~ 85°C (TA)
Surface Mount
46-TFBGA
46-TFBGA (6.39x6.37)
2.7V ~ 3.6V
Non-Volatile
RFQ
24LC01B-E/SN
Microchip Technology
IC EEPROM 1KBIT I2C 400KHZ 8SOIC
vorrätig104300 pcs
1Kbit
400 kHz
3.5 µs
EEPROM
5ms
I²C
-
-
-
24LC01
128 x 8
Tube
EEPROM
-
-
-40°C ~ 125°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
2.5V ~ 5.5V
Non-Volatile
RFQ
IS43LR16800G-6BL
ISSI, Integrated Silicon Solution Inc
IC DRAM 128MBIT PAR 60TFBGA
vorrätig11406 pcs
128Mbit
166 MHz
5.5 ns
DRAM
15ns
Parallel
-
-
-
IS43LR16800
8M x 16
Tray
SDRAM - Mobile LPDDR
-
-
0°C ~ 70°C (TA)
Surface Mount
60-TFBGA
60-TFBGA (8x10)
1.7V ~ 1.95V
Volatile
RFQ
MT41K256M8DA-107 AAT:K
Micron Technology Inc.
IC DRAM 2GBIT PAR 78FBGA
vorrätig8327 pcs
2Gbit
933 MHz
20 ns
DRAM
-
Parallel
-
-
-
MT41K256M8
256M x 8
Box
SDRAM - DDR3L
-
Automotive, AEC-Q100
-40°C ~ 105°C (TC)
Surface Mount
78-TFBGA
78-FBGA (8x10.5)
1.283V ~ 1.45V
Volatile
RFQ
W9425G6EH-5
Winbond Electronics
IC DRAM 256MBIT PAR 66TSOP II
vorrätig16440 pcs
256Mbit
250 MHz
55 ns
DRAM
15ns
Parallel
-
-
-
W9425G6
16M x 16
Tray
SDRAM - DDR
-
-
0°C ~ 70°C (TA)
Surface Mount
66-TSSOP (0.400", 10.16mm Width)
66-TSOP II
2.3V ~ 2.7V
Volatile
RFQ
DS28E10P+
Analog Devices Inc./Maxim Integrated
IC EPROM 224BIT 1-WIRE 6TSOC
vorrätig24070 pcs
224bit
-
-
EPROM
-
1-Wire®
-
-
-
DS28E10
28 x 8
Tube
EPROM - OTP
-
-
-40°C ~ 85°C (TA)
Surface Mount
6-SMD, J-Lead
6-TSOC
2.8V ~ 3.6V
Non-Volatile
RFQ
M24128-BRMN6P
STMicroelectronics
IC EEPROM 128KBIT I2C 1MHZ 8SOIC
vorrätig106420 pcs
128Kbit
1 MHz
450 ns
EEPROM
5ms
I²C
-
-
-
M24128
16K 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
MX25R6435FZAIH0
Macronix
IC FLASH 64MBIT SPI/QUAD 8USON
vorrätig29316 pcs
64Mbit
80 MHz
-
FLASH
100µs, 4ms
SPI - Quad I/O
-
-
-
MX25R6435
8M x 8
Tray
FLASH - NOR
-
MXSMIO™
-40°C ~ 85°C (TA)
Surface Mount
8-WDFN Exposed Pad
8-USON (4x4)
1.65V ~ 3.6V
Non-Volatile
RFQ
MX25L6445EMI-10G
Macronix
IC FLASH 64MBIT SPI 104MHZ 16SOP
vorrätig29939 pcs
64Mbit
104 MHz
-
FLASH
300µs, 5ms
SPI
-
-
-
MX25L6445
8M x 8
Tube
FLASH - NOR
-
MX25xxx45 - MXSMIO™
-40°C ~ 85°C (TA)
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SOP
2.7V ~ 3.6V
Non-Volatile
RFQ
MX30LF2G28AB-TI
Macronix
IC FLASH 2GBIT PARALLEL 48TSOP
vorrätig10650 pcs
2Gbit
-
20 ns
FLASH
20ns
Parallel
-
-
-
MX30LF2
256M x 8
Tray
FLASH - NAND (SLC)
-
MX30LF
-40°C ~ 85°C (TA)
Surface Mount
48-TFSOP (0.488', 12.40mm Width)
48-TSOP
2.7V ~ 3.6V
Non-Volatile
RFQ
S25FL127SABBHIT00
Infineon Technologies
IC FLASH 128MBIT SPI/QUAD 24BGA
vorrätig17750 pcs
128Mbit
108 MHz
-
FLASH
-
SPI - Quad I/O
-
-
-
S25FL127
16M x 8
Tray
FLASH - NOR
-
FL-S
-40°C ~ 85°C (TA)
Surface Mount
24-TBGA
24-BGA (8x6)
2.7V ~ 3.6V
Non-Volatile
RFQ
M93S46-MN6T
STMicroelectronics
IC EEPROM 1KBIT SPI 2MHZ 8SOIC
vorrätig6160 pcs
1Kbit
2 MHz
-
EEPROM
5ms
SPI
-
-
-
M93S46
64 x 16
Tape & Reel (TR)
EEPROM
-
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
4.5V ~ 5.5V
Non-Volatile
RFQ
25LC040A-E/MS
Microchip Technology
IC EEPROM 4KBIT SPI 10MHZ 8MSOP
vorrätig66280 pcs
4Kbit
10 MHz
-
EEPROM
5ms
SPI
-
-
-
25LC040
512 x 8
Tube
EEPROM
-
-
-40°C ~ 125°C (TA)
Surface Mount
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-MSOP
2.5V ~ 5.5V
Non-Volatile
RFQ
W29GL512PH9T
Winbond Electronics Corporation
IC FLASH 512M PARALLEL 56TSOP
vorrätig7535 pcs
512Mb (64M x 8, 32M x 16)
-
90ns
FLASH
90ns
Parallel
Tray
Lead free / RoHS Compliant
3 (168 Hours)
-
-
-
FLASH - NOR
FLASH - NOR Memory IC 512Mb (64M x 8, 32M x 16) Parallel 90ns 56-TSOP (14x20)
-
-40°C ~ 85°C (TA)
Surface Mount
56-TFSOP (0.724", 18.40mm Width)
56-TSOP (14x20)
2.7 V ~ 3.6 V
Non-Volatile
RFQ
W25Q64JVSSIM
Winbond Electronics
IC FLASH 64MBIT SPI/QUAD 8SOIC
vorrätig7800 pcs
64Mbit
133 MHz
-
FLASH
3ms
SPI - Quad I/O
-
-
-
W25Q64
8M 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
GD25Q256DFIGR
GigaDevice Semiconductor (HK) Limited
IC FLASH 256MBIT SPI/QUAD 16SOP
vorrätig11363 pcs
256Mbit
104 MHz
-
FLASH
50µs, 2.4ms
SPI - Quad I/O
-
-
-
GD25Q256
32M x 8
Tape & Reel (TR)
FLASH - NOR
-
-
-40°C ~ 85°C (TA)
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SOP
2.7V ~ 3.6V
Non-Volatile
RFQ
IS62WV1288BLL-55QLI
ISSI, Integrated Silicon Solution Inc
IC SRAM 1MBIT PARALLEL 32SOP
vorrätig26662 pcs
1Mbit
-
55 ns
SRAM
55ns
Parallel
-
-
-
IS62WV1288
128K x 8
Tube
SRAM - Asynchronous
-
-
-40°C ~ 85°C (TA)
Surface Mount
32-SOIC (0.445", 11.30mm Width)
32-SOP
2.5V ~ 3.6V
Volatile
RFQ
IS62LV256AL-45ULI
ISSI, Integrated Silicon Solution Inc
IC SRAM 256KBIT PARALLEL 28SOP
vorrätig37112 pcs
256Kbit
-
45 ns
SRAM
45ns
Parallel
-
-
-
IS62LV256
32K x 8
Tray
SRAM - Asynchronous
-
-
-40°C ~ 85°C (TA)
Surface Mount
28-SOIC (0.330", 8.38mm Width)
28-SOP
3V ~ 3.6V
Volatile
RFQ
AT27C010-45JC
Microchip Technology
IC EPROM 1MBIT PARALLEL 32PLCC
vorrätig4610 pcs
1Mbit
-
45 ns
EPROM
-
Parallel
-
-
-
AT27C010
128K x 8
Tube
EPROM - OTP
-
-
0°C ~ 70°C (TC)
Surface Mount
32-LCC (J-Lead)
32-PLCC (13.97x11.43)
4.5V ~ 5.5V
Non-Volatile
RFQ
25AA128-I/P
Microchip Technology
IC EEPROM 128KBIT SPI 10MHZ 8DIP
vorrätig30195 pcs
128Kbit
10 MHz
-
EEPROM
5ms
SPI
-
-
-
25AA128
16K x 8
Tube
EEPROM
-
-
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
1.8V ~ 5.5V
Non-Volatile
RFQ