W19B320ATB Datasheet, PDF (39/53 Pages) Winbond – 4M × 8/2M × 16 BITS 3V FLEXIBLE BANK FLASH MEMORY

W19B320AT/B
8.5 Read-Only Operations
PARAMETER
SYM. TEST SETUP
Read Cycle Time
Address to Output Delay
Chip Enable to Output Delay
Output Enable to Output Delay
Chip Enable to Output High Z
Output Enable to Output High Z
Output Hold Time From Address, #OE or
#CE, Whichever Occurs First
Read
Output Enable Hold Time _{Toggle and}
#Data polling
Note: Not 100 % tested
TRC
TACC
TCE
TOE
TDF
TDF
#OE, #CE =VIL
#OE, = VIL
TOH
TOEH
70NS
MIN. MAX.
70
-
-
70
-
70
-
30
-
16
-
16
0
-
0
-
10
-
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
8.6 Hardware Reset (#RESET)
PARAMETER
#RESET PIN Low (During Embedded
Algorithms) to Read Mode
#RESET Pin Low (Not During Embedded
Algorithms) to Read Mode
#RESET Pulse Width
Reset High Time Before Read
#RESET Low to Standby Mode
RY/#BY Recovery Time
Note: Not 100 % tested
SYM.
TReady
TReady
TRP
TRH
TRPD
TRB
MIN.
-
-
500
50
20
0
MAX.
20
500
-
-
-
-
UNIT
μs
ns
ns
ns
μs
ns
8.7 Word/Byte Configuration (#BYTE)
PARAMETER
SYM.
#CE to #BYTE Switching Low or High
#BYTE Switching Low to Output High Z
#BYTE Switching High to Output Active
TELFL/TELFH
TFLQZ
TFHQV
70NS
MIN.
-
-
70
MAX.
5
16
-
UNIT
ns
ns
ns
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Publication Release Date: December 27, 2005
Revision A4