參數(shù)資料
型號: W27C257P-12
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 32K X 8 EEPROM 12V, 120 ns, PQCC32
封裝: PLASTIC, LCC-32
文件頁數(shù): 13/14頁
文件大?。?/td> 153K
代理商: W27C257P-12
W27C257
- 8 -
TIMING WAVEFORMS
AC Read Waveform
CE
Outputs
T
High Z
Valid Output
CE
TOE
TACC
TOH
TDF
Address
Address Valid
VIL
VIH
VIL
VIH
VIL
OE
Erase Waveform
Address
Read
SID
Device
Read
SID
A9 = 12.0V
Others = VIL
A0 = VIL
Data
Chip Erase
A9 = 14.0V
Erase Verify
Address
Stable
TACC
DA
02
Data All One
14.0V
5.0V
A0= VIH
5V
Read Verify
Blank Check
Manufacturer
Address
Stable
Address
Stable
Others = VIL
Others = VIL
TACC
TAS
TARC
TDS
TAHC
TVPS
TDFP
DOUT
TAH
TACC
VIH
VIL
VPP
CE
OE
TCE
TOE
TOES
TOEV
TOE
VIH
VIL
VIH
VIL
TPWE
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