參數(shù)資料
型號: W28J320TT90L
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 2M X 16 FLASH 2.7V PROM, 90 ns, PDSO48
封裝: 12 X 20 MM, TSOP-48
文件頁數(shù): 31/48頁
文件大?。?/td> 1513K
代理商: W28J320TT90L
W28J320B/T
Publication Release Date: April 11, 2003
- 37 -
Revision A4
AC Characteristics – Read-only Operations(1)
VDD = 2.7V to 3.6V, TA = -40°C to +85°C
PARAMETER
SYMBOL
MIN.
MAX.
UNIT
Read Cycle Time
tAVAV
90
nS
Address to Output Delay
tAVQV
90
nS
#CE to Output Delay (note 2)
tELQV
90
nS
#RESET High to Output Delay
tPHQV
600
nS
#OE to Output Delay (note 2)
tGLQV
40
nS
#CE to Output in Low Z (note 3)
tELQX
0
nS
#CE High to Output in High Z (note 3)
tEHQZ
40
nS
#OE to Output in Low Z (note 3)
tGLQX
0
nS
#OE High to Output in High Z (note 3)
tGHQZ
15
nS
Output Hold from Address, #CE or #OE Change,
Whichever Occurs First (note 3)
tOH
0
nS
#BYTE to Output Delay (note 3)
tFVQV
90
nS
#BYTE Low to Output in High Z (note 3)
tFLQZ
25
nS
#CE to #BYTE High or Low (note 3, 4)
ELFV
5
nS
t
Notes:
1. See AC Input/Output Reference Waveform for maximum allowable input slew rate.
2. #OE may be delayed up to tELQV to tGLQV after the falling edge of #CE without impact on tELQV.
3. Sampled, not 100% tested.
4. If #BYTE transfer during reading cycle, exist the regulations separately.
VIH
VIL
Address(A)
#OE(G)
#WE(W)
#CE(E)
tGHQZ
VIH
VIL
Standby
Device
Address Selection
Data Valid
Address Stable
VIH
VIL
VIH
VIL
tEHQZ
VIH
VIL
DATA(D/Q)
(DQ0-DQ15)
VOH
VOL
VDD
#RESET(P)
HIGH Z
tGLQV
tELQV
tELQX
tGLQX
tOH
Valid Output
tAVAV
tAVQV
tPHQV
Figure 16. AC Waveform for Read Operations
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