AUSTIN SEMICONDUCTOR, INC.
FLASHFLASH
FLASHFLASH
FLASH
AS8FLC2M32
AS8FLC2M32B
Rev. 1.2 5/09
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
18
Austin Semiconductor, Inc.
AC Switching Characteristics
Symbol -70 -90 -100 -120
Parameter JEDEC Standard Min. Max. Min. Max. Min. Max. Min. Max. Units Notes
Hardware Reset
RESET\ Low to READ or WRITE (Embedded Algorithms) tREADY us1
RESET\ Low to READ or WRITE (Not Embedded) tREADY ns 1
RESET\ Pulse Width tRP ns
RESET\ High time before READ tRH ns 1
RESET\ Low to Standby Mode tRPD us
RY/BY\ Recovery time tRB ns
Erase/Program Operations
WRITE cycle time tAVAV tWC 70 90 100 120 ns 1
Address Setup time tAVWL tAS ns
Address Hold time
tWLAX tAH
45 45 50 50 ns
Data Setup time
tDVWH tDS
35 45 50 50 ns
Data Hold time
tWHDX tDH
ns
Output Enable Setup time
tOES
ns
READ Recovery time before WRITE (OE\ High to WEx\ Low)
tGHWL tGHWL
ns
CSx\ Setup time
tELWL tCS
ns
CSx\ Hold time
tWHEH tCH
ns
WRITE Pulse width
tWLWH tWP
35 35 40 50 ns
WRITE Pulse Width High
tWHWL tWPH
ns
Programming Operation
tWHWH1 tWHWH1
us
Sector Erase Operation
tWHWH2 tWHWH2
sec
VCC Setup time
tVCS
us1
Recovery time from RY/BY\
tRB
ns
Program/Erase Valid to RY/BY\ delay
tBUSY
ns
Read Operations
READ Cycle time
tAVAV tRC
70 90 100 120 ns
Address to Outp
ut delay
tAVQV tACC
70 90 100 120 ns
CSx\ Low to Output delay
tELQV tCE
70 90 100 120 ns
OE\ Low to Output delay
tGLQV tOE
30 35 40 50 ns
CSx\ Low to Output High-Z
tEHQZ tDF
25 30 30 35 ns 1
OE\ Low to Output High-Z
tGLQZ tDF
25 30 30 35 ns 1
READ ns
Toggle and Data Polling ns
Output Hold time from Addresses, CSx\ or OE\
tAXQX tOH
ns 1
Notes to Switching Specifications:
1. Not 100% tested
All Speeds, Min. 50
All Speeds, Min. 0
All Speeds, Min. 90
OE\ Low Hold time
All Speeds, Min. 0
All Speeds, Min. 10
tOEH
All Speeds, Min. 30
All Speeds, Typ. 9
All Speeds, Min. 0
All Speeds, Typ. 0.7
All Speeds Max. 500
All Speeds Max. 50
All Speeds, Min. 0
All Speeds, Min. 0
All Speeds, Min. 0
All Speeds, Min 0
All Speeds Max. 20
All Speeds 0
All Speeds, Min. 0
All Speeds, Min. 0
All Speeds, Max. 20
All Speeds, Max. 500
