參數(shù)資料
型號: UPD46128512-E11X
廠商: NEC Corp.
英文描述: 128M-BIT CMOS MOBILE SPECIFIED RAM 8M-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION
中文描述: 128兆位CMOS移動指明內(nèi)存800萬字由16位溫度范圍
文件頁數(shù): 77/82頁
文件大?。?/td> 817K
代理商: UPD46128512-E11X
Preliminary Data Sheet M17507EJ2V0DS
77
μ
PD46128512-X
10. Standby Mode Timing Chart
Figure 10-1. Standby Mode 2 Entry / Exit Timing Chart (Asynchronous Mode)
/CE1 (Input)
t
CHML
t
MHCL
CE2 (Input)
Standby
Mode 1
Standby Mode 2
Figure 10-2. Standby Mode 2 Entry / Exit Timing Chart (Synchronous Mode)
/CE1 (Input)
t
MHCL
CE2 (Input)
t
CE2S
t
CES
t
CES
CLK (Input)
Standby
Mode 1
Standby Mode 2
Standby Mode 2 Entry / Exit
Parameter
Symbol
MIN.
MAX.
Unit
Note
Standby mode 2 entry /CE1 HIGH to CE2 LOW
t
CHML
0
ns
Standby mode 2 exit to normal operation CE2 HIGH to /CE1 LOW
t
MHCL
30
ns
1
300
μ
s
2
/CE1 = HIGH setup time to CLK
t
CES
5
ns
CE2 = LOW hold time to CLK
t
CE2S
1
ns
Notes 1.
This is the time it takes to return to normal operation from Standby Mode 2 (data hold: 32M bits / 16M bits /
8M bits).
2.
This is the time it takes to return to normal operation from Standby Mode 2 (data not held).
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