Operating Temperature is -40°C ~ 70°C - Clock/Timing - Clock Buffers, Drivers Distributor - NB4N111KMNR4G NB4N121KMNG NB4N121KMNR2G

Part Number	Manufacturer / Brand	Brife Description	Part Status	Type	Number of Circuits	Ratio - Input:Output	Differential - Input:Output	Input	Output	Frequency - Max	Voltage - Supply	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
NB4N111KMNR4G	ON Semiconductor	IC CLOCK BUFFER 110 400MHZ 32QFN	Active	Fanout Buffer (Distribution)	1	1:10	Yes/Yes	CML, LVCMOS, LVDS, LVPECL, LVTTL	HCSL	400MHz	3 V ~ 3.6 V	-40°C ~ 70°C	Surface Mount	32-VFQFN Exposed Pad	32-QFN (5x5)
NB4N121KMNG	ON Semiconductor	IC CLOCK BUFFER 121 400MHZ 52QFN	Active	Fanout Buffer (Distribution)	1	1:21	Yes/Yes	CML, LVCMOS, LVDS, LVPECL, LVTTL	HCSL	400MHz	3 V ~ 3.6 V	-40°C ~ 70°C	Surface Mount	52-VFQFN Exposed Pad	52-QFN (8x8)
NB4N121KMNR2G	ON Semiconductor	IC CLOCK BUFFER 121 400MHZ 52QFN	Active	Fanout Buffer (Distribution)	1	1:21	Yes/Yes	CML, LVCMOS, LVDS, LVPECL, LVTTL	HCSL	400MHz	3 V ~ 3.6 V	-40°C ~ 70°C	Surface Mount	52-VFQFN Exposed Pad	52-QFN (8x8)
NBSG14BA	ON Semiconductor	IC CLOCK BUFFER 14 12GHZ 16FCBGA	Obsolete	Fanout Buffer (Distribution), Data	1	1:4	Yes/Yes	CML, LVCMOS, LVDS, LVTTL, NECL, PECL, RSECL	RSECL, RSNECL, RSPECL	12GHz	2.375 V ~ 3.465 V	-40°C ~ 70°C	Surface Mount	16-LBGA, FCBGA	16-FCBGA (4x4)