W55FXX Datasheet, PDF (4/7 Pages) Winbond – SERIAL FLASH EEPROM SERIES

W55FXX
AC CHARACTERISTICS
(VDD = 4.5V, VSS = 0V, TA = 25° C)
PARAMETER
MODE pulse width
SYMBOL
TMP
CONDITIONS
-
CTRL pulse width
Clock frequency of ADDR
Clock frequency of CLK
Clock frequency of CTRL
Interval between ADDR end
& CLK begin
Interval between CLK &
CTRL
Interval between ADDR &
CTRL
Interval between addressing
end & block-erase begin
Interval between MODE
rising edge & CTRL clock
begin
Interval between CTRL clock
end & MODE falling edge
Interval between MODE
falling edge & another pin
active
Data access time
Data set up time
Data hold time
Programming duration
Whole-chip-erase time
Block-erase time
TWP
FADDR
FCLK
FCTRL
TI
TGCC
TGCA
TAE
TMB
TME
TGM
TRA
TWS
TAS
TRH
TWH
TAH
TPR
TWE
TBE
Page coding mode
-
-
-
Read/Write mode
Write mode
Page coding mode
Block erase mode
Mode selection
Mode selection
-
Read mode
Write mode
-
Read mode
Write mode
-
Write mode
Whole-chip-erase
mode
Block-erase mode
MIN.
1
400
-
-
-
1
TYP.
-
-
-
-
-
-
MAX.
-
700
1
1
1
-
UNIT
µS
µS
MHz
MHz
MHz
µS
1
-
-
µS
1
-
-
µS
1
-
-
µS
500 -
-
nS
500 -
-
nS
1
-
-
µS
-
-
250 -
250 -
0
-
10
-
10
-
400 -
45
-
40
-
500 nS
-
nS
-
nS
-
nS
-
nS
-
nS
-
µS
50
mS
45
mS
-4-