ST & T UPSD3212C User Manual

Page 150

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Table 131. Program, WRITE and Erase Times (5V Devices)

Note: 1. Programmed to all zero before erase.

2. The polling status, DQ7, is valid t

Q7VQV

time units before the data byte, DQ0-DQ7, is valid for reading.

Table 132. Program, WRITE and Erase Times (3V Devices)

Note: 1. Programmed to all zero before erase.

2. The polling status, DQ7, is valid t

Q7VQV

time units before the data byte, DQ0-DQ7, is valid for reading.

Symbol

Parameter

Min.

Typ.

Max.

Unit

Flash Program

8.5

s

Flash Bulk Erase

(1)

(pre-programmed)

3

30

s

Flash Bulk Erase (not pre-programmed)

5

s

t

WHQV3

Sector Erase (pre-programmed)

1

30

s

t

WHQV2

Sector Erase (not pre-programmed)

2.2

s

t

WHQV1

Byte Program

14

150

µs

Program / Erase Cycles (per Sector)

100,000

cycles

t

WHWLO

Sector Erase Time-out

100

µs

t

Q7VQV

DQ7 Valid to Output (DQ7-DQ0) Valid (Data Polling)

(2)

30

ns

Symbol

Parameter

Min.

Typ.

Max.

Unit

Flash Program

8.5

s

Flash Bulk Erase

(1)

(pre-programmed)

3

30

s

Flash Bulk Erase (not pre-programmed)

5

s

t

WHQV3

Sector Erase (pre-programmed)

1

30

s

t

WHQV2

Sector Erase (not pre-programmed)

2.2

s

t

WHQV1

Byte Program

14

150

µs

Program / Erase Cycles (per Sector)

100,000

cycles

t

WHWLO

Sector Erase Time-out

100

µs

t

Q7VQV

DQ7 Valid to Output (DQ7-DQ0) Valid (Data Polling)

(2)

30

ns

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