DataTypes

Common Datatypes (Verilog & Systemverilog)

Datatype	State	Signed/Unsigned	Number of bits	Example
reg	4	Unsigned	Atleast 1 bit
wire	4	Unsigned	Atleast 1 bit
integer	4	Signed	Greaterthan or equal to 32 (>=32)
real	-	-	-
time	-	-	-
realtime	-	-	-

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Datatypes Introduced in systemverilog

Datartypes	State	Signed/Unsigned	Number of bits	Example
logic	4	Unsigned	Atleast 1 bit
bit	2	Unsigned	Atleast 1 bit
byte	2	Signed	8
shortint	2	Signed	16
int	2	Signed	32
longint	2	Signed	64
shortreal	-	-	-