TMP86FS28DFG datasheet(266/272 Pages) TOSHIBA

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Page 254

20. Electrical Characteristics

20.5 AC Characteristics

TMP86FS28DFG

20.5 AC Characteristics

Note 1: When the supply voltage is VDD < 3.0V, the operating tempreture is Topr= -20 to 85 °C.

20.6 Flash Characteristics

(VSS = 0 V, VDD = 4.0 to 5.5 V, Topr = −40 to 85°C)

Parameter

Symbol

Condition

Min

Typ.

Max

Unit

Machine cycle time

tcy

NORMAL1, 2 mode

0.25

–

µs

IDLE1, 2 mode

SLOW1, 2 mode

117.6

–

133.3

SLEEP1, 2 mode

High level clock pulse width

tWCH

For external clock operation

(XIN input)

fc = 16 MHz

–31.25–

Low level clock pulse width

tWCL

High level clock pulse width

tWCH

For external clock operation

(XTIN input)

fs = 32.768 kHz

–15.26–

µs

Low level clock pulse width

tWCL

(VSS = 0 V, VDD = 2.7 to 5.5 V, Topr = −40 to 85°C)

Parameter

Symbol

Condition

Min

Typ.

Max

Unit

Machine cycle time

tcy

NORMAL1, 2 mode

0.5

–

µs

IDLE1, 2 mode

SLOW1, 2 mode

117.6

–

133.3

SLEEP1, 2 mode

High level clock pulse width

tWCH

For external clock operation

(XIN input)

fc = 8 MHz

–

62.5

–

Low level clock pulse width

tWCL

High level clock pulse width

tWCH

For external clock operation

(XTIN input)

fs = 32.768 kHz

–15.26–

µs

Low level clock pulse width

tWCL

Parameter

Condition

Min

Typ.

Max

Unit

Number of guaranteed writes to flash

memory

VSS = 0 V, Topr = -10 to 40

°C

–

100

Times

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