参数资料
型号: W19B320SBB9B
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 2M X 16 FLASH 3V PROM, 90 ns, PBGA48
封装: TFBGA-48
文件页数: 33/52页
文件大小: 1869K
代理商: W19B320SBB9B
W19B(L)320ST/B
Publication Release Date: March 23, 2004
- 39 -
Revision A2
8.4.3 Read-Only Operations
90 nS
PARAMETER
SYM.
TEST SETUP
MIN.
MAX.
UNIT
Read Cycle Time
TRC
90
-
nS
Address to Output Delay
TACC
#CE, #OE =VIL
-
90
nS
Chip Enable to Output Delay
TCE
#OE, = VIL
-
90
nS
Output Enable to Output Delay
TOE
-
40
nS
Chip Enable to Output High Z
TDF
-
16
nS
Output Enable to Output High Z
TDF
-
16
nS
Output Hold Time From Address. #OE or
#CE Whichever Occurs First
TOH
0
-
nS
Read
0
-
nS
Output Enable Hold Time
Toggle and
#Data polling
TOEH
10
-
nS
Note:
Not 100 % tested
8.4.4 Hardware Reset (#RESET)
PARAMETER
SYM.
MIN.
MAX.
UNIT
#RESET PIN Low (During Embedded Algorithms) to Read
Mode
TReady
-
20
S
#RESET Pin Low (Not During Embedded Algorithms) to
Read Mode
TReady
-
500
nS
#RESET Pulse Width
TRP
500
-
nS
Reset High Time Before Read
TRH
50
-
nS
#RESET Low to Standby Mode
TRPD
20
-
S
RY/#BY Recovery Time
TRB
0
-
nS
Note:
Not 100 % tested
8.4.5 Word/Byte Configuration (#BYTE)
90 nS
PARAMETER
SYM.
MIN.
MAX.
UNIT
#CE to #BYTE Switching Low or High
TELFL/TELFH
-
5
nS
#BYTE Switching Low to Output High Z
TFLQZ
-
16
nS
#BYTE Switching High to Output Active
TFHQV
90
-
nS
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