MB9B520M datasheet(68/113 Pages) SPANSION

68 / 113 page

D a t a S h e e t

March 18, 2015, MB9B520M_DS706-00048-3v0-E

CONFIDENTIAL

(3) Built-in CR Oscillation Characteristics

・ Built-in High-speed CR

(VCC = 2.7V to 5.5V, VSS = 0V, TA = - 40°C to + 105°C)

Parameter

Symbol

Conditions

Value

Unit

Remarks

Min

Typ

Max

Clock frequency

fCRH

TA = + 25°C

3.92

4.08

MHz

When trimming*

TA = 0°C to + 85°C

3.9

4.1

TA = -40°C to +

105°C

3.88

4.12

TA = + 25°C

VCC ≤ 3.6 V

3.94

4.06

TA = - 20°C ~ + 85°C

VCC ≤ 3.6 V

3.92

4.08

TA = - 20°C ~ +

105°C

VCC ≤ 3.6 V

3.9

4.1

TA =

- 40°C to + 105°C

2.8

5.2

When not trimming

Frequency

stabilization time

tCRWT

μs

*1: In the case of using the values in CR trimming area of Flash memory at shipment for frequency/temperature

trimming.

*2: This is the time to stabilize the frequency of high-speed CR clock after setting trimming value.

This period is able to use high-speed CR clock as source clock.

・ Built-in Low-speed CR

(VCC = 2.7V to 5.5V, VSS = 0V, TA = - 40°C to + 105°C)

Parameter

Symbol

Conditions

Value

Unit

Remarks

Min

Typ

Max

Clock frequency

fCRL

100

150

kHz

MB9B520M Datasheet(PDF) 68 Page - SPANSION

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