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W25Q64DW_12 Datasheet, PDF (69/82 Pages) Winbond – 1.8V 64M-BIT SERIAL FLASH MEMORY WITH DUAL/QUAD SPI & QPI
W25Q64DW
11.3 Power-Up Power-Down Timing and Requirements
PARAMETER
SYMBOL
SPEC
MIN
VCC (min) to /CS Low
tVSL(1)
10
Time Delay Before Write Instruction
tPUW(1)
1
Write Inhibit Threshold Voltage
VWI(1)
1.0
MAX
10
1.4
Note:
1. These parameters are characterized only.
VCC
VCC (max)
Program, Erase and Write Instructions are ignored
/CS must track VCC
VCC (min)
VWI
Reset
State
tVSL
Read Instructions
Allowed
tPUW
Device is fully
Accessible
UNIT
µs
ms
V
VCC
Figure 43a. Power-up Timing and Voltage Levels
/CS must track VCC
during VCC Ramp Up/Down
Time
/CS
Figure 43b. Power-up, Power-Down Requirement
Time
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Publication Release Date: September 18, 2012
Revision D