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Part #	$ Range	Stock	PDF	Description	Memory Size	Supplier Device Package	Current	Retransmit Capability	Data Rate	Bus Directional	Expansion Type	Programmable Flags Support	Operating Temperature	Access Time	Function	Voltage	Mounting Type	FWFT Support	Package
Texas Instruments SN74ACT2227DWR	$3.41	348	-	IC DUAL 64X1 FIFO MEM 28-SOIC	128 (64 x 1 x 2)	28-SOIC	400µA	No	60MHz	Uni-Directional	-	No	-40°C ~ 85°C	9ns	Synchronous	4.5 V ~ 5.5 V	Surface Mount	No	28-SOIC (0.295", 7.50mm Width)
IDT (Renesas Electronics Corporation) 72V04L15JG	$27.84	337	-	IC FIFO ASYNCH 4KX9 15NS 32PLCC	36K (4K x 9)	32-PLCC (14x11.46)	60mA	Yes	40MHz	Uni-Directional	Depth, Width	No	0°C ~ 70°C	15ns	Asynchronous	3 V ~ 3.6 V	Surface Mount	No	32-LCC (J-Lead)
IDT (Renesas Electronics Corporation) 72421L10PFG	$19.31	275	-	IC MEM FIFO 64X9 32-TQFP	576 (64 x 9)	32-TQFP (7x7)	35mA	No	100MHz	Uni-Directional	Depth, Width	Yes	0°C ~ 70°C	6.5ns	Synchronous	4.5 V ~ 5.5 V	Surface Mount	No	32-LQFP
Renesas 72V241L10PFG8	$37.07	200	-	IC FIFO SYNC 4KX9 10NS 32QFP	36K (4K x 9)	32-TQFP (7x7)	20mA	No	100MHz	Uni-Directional	Depth, Width	Yes	0°C ~ 70°C	6.5ns	Synchronous	3 V ~ 3.6 V	Surface Mount	No	32-LQFP