E0C63158F 参数 Datasheet PDF下载

E0C63158

q

A/D Converter Characteristics

Characteristic

Resolution

Error

Symbol

(Unless otherwise specified: AV

DD

=V

DD

=0.9 to 3.6V, AV

SS

=V

SS

=0V, Ta=-25 to 75°C)

Min.

Typ.

Max. Unit

Condition

8

8

8

bit

-3

3

LSB

2.2V≤V

DD

≤2.7V

Fconv=OSC3/2≤1MHz or OSC1

-3

3

LSB

1.6V≤V

DD

≤2.2V

Fconv=OSC1

-3

3

LSB

0.9V≤V

DD

≤1.6V

Fconv=OSC1, VADSEL=1

21

µS

Fconv=OSC3/2=1MHz

641

µS

Fconv=OSC1=32kHz

AV

SS

AV

REF

V

V

0.9

AV

DD

20

kΩ

15

Convertion time

Input voltage

Reference voltage

AV

REF

resistance

t

conv

AV

REF

q

Oscillation Characteristics

The oscillation characteristics change depending on the conditions (components used, board pattern, etc.). Use the follow-

ing characteristics as reference values.

OSC1 Crystal Oscillation Circuit

(Unless otherwise specified: V

DD

=3.0V, V

SS

=0V, f

OSC1

=32.768kHz, C

G

=25pF, C

D

=built-in, Ta=25°C)

Symbol

Condition

Min.

Typ.

Max. Unit

Vsta

t

sta≤3sec (V

DD

)

1.1

V

Normal mode

Vstp

t

stp≤10sec

1.1

V

(V

DD

)

Booster mode

0.9

V

Including the parasitic capacitance inside the IC (in chip)

Built-in capacitance (drain)

C

D

14

pF

∂f/∂V

V

DD

=0.9 to 3.6V

with VDC switching

Frequency/voltage deviation

10

ppm

without VDC switching

5

ppm

∂f/∂IC

Frequency/IC deviation

-10

10

ppm

∂f/∂C

G

C

G

=5 to 25pF

Frequency adjustment range

25

30

ppm

(V

DD

)

C

G

=5pF

Harmonic oscillation start voltage V

hho

3.6

V

R

leak

Between OSC1 and V

DD

, V

SS

Permitted leak resistance

200

MΩ

Characteristic

Oscillation start voltage

Oscillation stop voltage

OSC1 CR Oscillation Circuit

(Unless otherwise specified: V

DD

=3.0V, V

SS

=0V, R

CR1

=1.5MΩ, Ta=25°C, VDC=1)

Characteristic

Symbol

Condition

Min.

Typ.

Max. Unit

Oscillation frequency dispersion

f

OSC1

-30

30

%

60kHz

Oscillation start voltage

Vsta Normal mode (V

DD

)

2.2

V

Oscillation start time

t

sta V

DD

=2.2 to 3.6V

3

mS

Oscillation stop voltage

Vstp Normal mode (V

DD

)

2.2

V

(Unless otherwise specified: V

DD

=3.0V, V

SS

=0V, R

CR1

=1MΩ, Ta=25°C, VDC=0)

Characteristic

Symbol

Condition

Min.

Typ.

Max. Unit

Oscillation frequency dispersion

f

OSC1

-30

30

%

80kHz

Oscillation start voltage

Vsta Normal mode (V

DD

)

1.3

V

Oscillation start time

t

sta V

DD

=1.3 to 3.6V

3

mS

Oscillation stop voltage

Vstp Normal mode (V

DD

)

1.3

V

OSC3 Ceramic Oscillation Circuit

Characteristic

Oscillation start voltage

Oscillation start time

Oscillation stop voltage

(Unless otherwise specified: V

DD

=3.0V, V

SS

=0V, Ceramic oscillator: 4MHz, C

GC

=C

DC

=100pF, Ta=25°C)

Symbol

Condition

Min.

Typ.

Max. Unit

Vsta Normal mode (V

DD

)

2.2

V

t

sta V

DD

=2.2 to 3.6V

5

mS

Vstp Normal mode (V

DD

)

2.2

V

OSC3 CR Oscillation Circuit

Characteristic

Symbol

Oscillation frequency dispersion

f

OSC3

Oscillation start voltage

Vsta Normal mode (V

DD

)

Oscillation start time

t

sta V

DD

=2.2 to 3.6V

Oscillation stop voltage

Vstp Normal mode (V

DD

)

(Unless otherwise specified: V

DD

=3.0V, V

SS

=0V, R

CR2

=40.2kΩ, Ta=25°C)

Condition

Min.

Typ.

Max. Unit

-30 1.8MHz 30

%

2.2

V

3

mS

2.2

V

6