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: 43/52页
文件大小: 1869K
代理商: W19B320SBB9B
W19B(L)320ST/B
- 48 -
9.13 Alternate #CE Controlled Write (Erase/Program) Operation Timing
.
DOUT
#DQ7
#RESET
DATA
Address
555 for program
2AA for erase
PA for program
SA for sector erase
555 for chip erase
#Data Polling
PA
TWC
TAS
TAH
TWH
t GHEL
TCP
TWS
TDS
TDH
A0 for program
55 for erase
PD for program
30 for sector erase
10 for chip erase
TBUSY
TRH
#WE
#OE
#CE
RY/#BY
TCPH
TPW,TACCP, orTSE
TPB,
Notes:
1. Firgure indicates last two bus cycles of a program or erase operation.
2. PA = program address, SA = sector address, PD = program data.
3. #DQ7 is the complement of the data written to the device. DOUT is the data written to the device.
4. Waveforms are for the word mode.
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