AS3543-ECTP datasheet(12/92 Pages) AMSCO

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AS3543 3v2

Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s

6 Electrical Characteristics

BVDD=+2.7V...+5.5V, TA =-20ºC...+85ºC. Typical values are at BVDD=+3.6V, TA=+25ºC, unless otherwise specified.

Table 4. Electrical Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Unit

Supply Voltages

BVDDx

Battery Supply Voltage

BVDD, BVDDBSW,

BVDDC1, BVDDC2,

BVDDP1

2.7

3.6

5.5

BVDDR

RTC secondary Supply

Voltage

1.2

5.5

VBUS

USB VBUS Voltage

5.0

5.5

CHGIN

Charger Supply Voltage

4.5

5.5

HPVDD

HP Supply Voltage

1.8

3.6

DVDD

Digital Periphery Supply

Voltage

1.8

2.9

3.6

VDD17IN

LDO1 Input Voltage

1.8

3.6

FVDD

Digital Supply Voltage

1.75

1.8

3.5

AVDD27

Analogue Supply Voltage

2.6

2.7

3.5

AVDD17

Analogue Supply Voltage

1.7

3.5

AGND

Analog Ground Voltage

Internally generated

AVDD17

VDELTA-

Difference of Negative

Supplies

CVSS12, VSS15V, HPVSS,

AVSS, DVSS, VSS

To achieve good performance, the

negative supply terminals should be

connected to low impedance ground

plane.

-0.1

0.1

VDELTA+

Difference of Positive

Supplies

RVDD-AVDD27; AVDD17-AVDD27;

FVDD-AVDD27

AVDD27-HPVDD

0.3

BVDD-AVDD27

0.1

POR & Watchdog

VPOR_ON

Power-on Reset Activation

Level

Power-on Reset activation level when

DVDD decreases

2.15

VPOR_OFF

Power-on Reset Release

Level

Power-on Reset release when DVDD

increases

2.0

VPOR_HY

Power-on Hysteresis

100

fLRCLK_WD

LRCLK Watchdog

4.1

kHz

PWRUP

tON_DELAY

Delay Time of pin PWRUP

Minimum key press time

VPWRUP_L

Input Level LOW,

Pin PWRUP, BVDD>3V

0.5

VPWRUP_H

Input Level HIGH

Pin PWRUP, BVDD>3V

BVDD/

Pin PWRUP, BVDD<=3V

IPWRUP

Internal Pull-down Current

Source

Pin PWRUP; @2.9V

2.5

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