RX-4045SA datasheet(2/3 Pages) EPSON

2 / 3 page

New Product

RX-4045 Preliminary 2002.8 Ver 0.1

s Specifications

1. Operating range

Item

Symbol

Condition

Min.

Max.

Unit

Supply voltage

VDD

1.70

5.5

Data holding voltage

VCLK

1.15

5.5

Operating temperature range

TOPR

-40

+85

°C

2. Frequency characteristics

Item

Symbol

Condition

Max.

Unit

Frequency tolerance

f / fo

Ta=+25 °C , VDD=3.0 V

5 ± 5

X 10

-6

Frequency temperature

characteristics

Ta=-10 ~ +70 °C , VDD=3.0 V

+10 / -120

X 10

-6

Aging

Ta=+25

°C, VDD=3.0 V,

First year

± 5

X 10

-6

3. DC characteristics

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Current consumption

Backup mode

IDD

Output=Open, VDD=3 V

0.48

1.2

µA

VDD detect voltage (High)

VDETH

Ta = +25 °C

1.90

2.10

2.30

VDD detect voltage (Low)

VDETL

Ta = +25 °C

1.15

1.30

1.45

s Register table

Address

Item

bit 7

bit 6

bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

SEC.

S40

S20

S10

MIN.

M40

M20

M10

HOUR

H20

P/A

H10

WEEK

DAY

D20

D10

MONTH

20/19

MO10

MO8

MO4

MO2

MO1

YEAR

Y80

Y40

Y20

Y10

Digital offset

Alarm_W

( MIN. )

WM40

WM20

WM10

WM8

WM4

WM2

WM1

Alarm_W

( HOUR )

WH20

WP/A

WH10

WH8

WH4

WH2

WH1

Alarm_W

( WEEK )

WW6

WW5

WW4

WW3

WW2

WW1

WW0

Alarm_D

( MIN. )

DM40

DM20

DM10

DM8

DM4

DM2

DM1

Alarm_D

( HOUR )

DH20

DP/A

DH10

DH8

DH4

DH2

DH1

Control register1

WALE

DALE

24/12

/CLEN2

TEST

CT2

CT1

CT0

Control register 2

VDSL

VDET

/XST

PON

/CLEN1

CTFG

WAFG

DAFG

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