V3020TP8B datasheet(3/17 Pages) EMMICRO

Part #	V3020TP8B

Description	Ultra Low Power 1-Bit 32 kHz RTC

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Manufacturer	EMMICRO [EM Microelectronic - MARIN SA]

Direct Link	http://www.emmicroelectronic.com

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3

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Electrical Characteristics (extended temperature range)

VDD= 5.0V ±10%, VSS = 0V and TA=-40 to +125°C, unless otherwise specified

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Total static supply

ISS

All outputs open, all inputs at VDD

VDD = 3.0V, address 0 = 0

4

µA

Total static supply

ISS

All outputs open, all inputs at VDD

address 0 = 0

7

µA

Dynamic current

ISS

I/O to VSS through 1MΩ

RD = VSS, WR = VDD,

CS = 4 MHz

address 0 = 0, read all 0

300

µA

Input / Output

Input logic low

VIL

1.0

V

Input logic high

VIH

3.5

V

Output logic low

VOL

IOL = 4 mA

0.4

V

Output logic high

VOH

IOH = 4 mA

2.4

V

Input leakage

IIN

0.0 < VIN < 5.0V

0.1

1

µA

Output tri-state leakage on I/O

ITS

CS high, and address 0, bit 0, low

0.1

1

µA

Oscillator

Starting voltage

VSTA

1.2

V

Supply voltage dV/dt (power-

up & power-down)

+85°C ≤ TA ≤ +125°C

0.006

6

V/µs

Input capacitance on XI

CIN

TA = +25°C

13

pF

Output capacitance on XO

COUT

TA = +25°C

9

pF

Series resistance of the

crystal

RS

-40°C ≤ TA ≤ +85°C

90

k

Ω

Start-up time

TSTA

TA = +125°C

1)

10

s

Frequency stability

∆f/f

2.0 ≤ VDD ≤ 5.5V, TA = +25°C

0.3

0.5

ppm/V

Frequency Measurement Mode

Current source on I/O pin

pulsed on/off @ 256 Hz

IONF

CS high, addr.0, bit 0, high

VI/O = 1V

8

25

60

µA

Table 4

1) Analyses done at high temperature with crystal type Micro Crystal CX2V-02

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V3020TP8B Datasheet(PDF) 3 Page - EM Microelectronic - MARIN SA

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