HYB39S256400T-10 SIEMENS [Siemens Semiconductor Group], HYB39S256400T-10 Datasheet - Page 20

• Manufacturer Part Number: HYB39S256400T-10
• Description: 256 MBit Synchronous DRAM
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

4. If clock rising time is longer than 1 ns, a time (
5. If
6. These parameter account for the number of clock cycle and depend on the operating frequency
Semiconductor Group
of the clock, as follows:
the number of clock cycle = specified value of timing period
Self Refresh Exit is a synchronous operation and begins on the 2nd positive clock edge after
CKE returns high. Self Refresh Exit is not complete until a time period equal to
once the Self Refresh Exit command is registered.
t
T
is longer than 1 ns, a time (
(counted in fractions as a whole number)
t
T
– 1) ns has to be added to this parameter.
20
t
T
/2 – 0.5) ns has to be added to this parameter.
256 MBit Synchronous DRAM
HYB 39S256400/800/160T
t
RC
1998-10-01
is satisfied