RV-8263-C8Real-Time Clock Module with I2C-BusDIMENSIONS
Package:

Recommended Solder Pad:

2,00,54 0,54 0,540,5487650,740,330,4221,210,70,270,270,70 max

1,89Metal lid is connected to VSS (pin #4)
All dimensions in mm typical

APPLICATIONSDESCRIPTION

IoTMetering
Industrial
Automotive
Health Care
Wearables, Portables

The RV-8263-C8 is an SMD Real-Time Clock Module that incorporates
an integrated CMOS circuit together with an XTAL. It operates undervacuum in a hermetically sealed ceramic package with metal lid.
FEATURES
Ultra-small size, low profile, lightweight (5.1 mg).
Low power consumption: 190 nA @ 3 V.
Wide operating voltage range: 0.9 V to 5.5 V.
Time accuracy: ±20 ppm @ 25°C.
Operating temperature range: -40 to +85°C.
User programmable offset value.
Provides year, month, date, weekday, hours, minutes and seconds.
Automatic leap year calculation: 2000 to 2099.
Timer and Alarm functions.
Clock output frequencies: 32.768 kHz to 1 Hz.
I2C-bus interface: 400 kHz.
100% Pb-free, RoHS-compliant.
Automotive qualification according to AEC-Q200 available.

BLOCK DIAGRAM
VDD
VSS

SCL
SDA

5481

POWER
CONTROL

I2C-BUSINTERFACEFREQUENCY
OFFSETCOMPENSATIONXTALOSCCLKOUT
CLKOE
INT

723INPUTOUTPUT
CONTROLRESETDIVIDERSYSTEMCONTROL
LOGIC

Control1
Control2
OffsetRAM
Seconds
Minutes
Hours
Date
Weekday
Month
Year
Seconds Alarm
Minutes Alarm
Hours Alarm
Date Alarm
Weekday Alarm
Timer Value
Timer Mode

00040B

11ELECTRICAL CHARACTERISTICS
AT 25°C
More detailed information can be found in the
Application Manual.

SymbolCondition

Supply voltage

VDDI2C-bus active

1.8

5.5

V

Supply voltage

VDD

Time keeping

0.95.5V

240nA

Current consumption
Time keeping mode

IDDO

CLKOUT frequency

FCLKOUTMin. Typ. Max Unit

I2C-bus inactive,

190

VDD = 3 V

Programmable

32768 to 1

Hzppm
ppm

Frequency tolerance

ΔF/F@ 25°C±20 1)

Aging first year max.

ΔF/F

@ 25°C±31) Tighter frequency tolerances on request.

ENVIRONMENTAL
CHARACTERISTICSTERMINATIONS AND
PROCESSING

Conditions
Storage temperature range–55 to +125°C

TA Operating temperature range–40 to +85°C

Shock resistance

ΔF/F 5000 g, 0.3 ms, ½ sine

±5 ppmVibration resistance

ΔF/F±5 ppm

PIN CONNECTIONSTOP VIEW

Termination

Processing

SON-8

Au flashed pads

IPC/JEDEC J-STD-020C
260°C / 20 - 40 s

ΔF/F [ppm]200-20-40-60-80-100-120-140-160-60

T0 = 25°C ±5°C

ΔF/F = –0.035*(T-T0)2 ppm ±10%Tuning Fork Crystal
-40

-20

Product Date Code#8

#5M318A18263#1#4Part Designation
Pin 1 Index

ORDERING INFORMATION

20 g / 10–2000 Hz

Package

FREQUENCY TEMPERATURE
CHARACTERISTICSMax. Dev.

02040Pin123456786080100T [°C]Connection
SDA
Serial Data
CLKOE Clock Output Enable
INTInterrupt Output
VSSGroundVDDPower Supply Voltage
NC
Not connected
CLKOUT Clock Output
SCL
Serial Clock Input

RV - 8263 - C8 TA QC

Product type

Qualification
QC = Commercial Grade (Standard)
QA = Automotive Grade AEC-Q200

Package size
C8 = 2.0 x 1.2 x 0.70 mm

Temperature range
TA = -40 to +85°C (Standard)

RTC module

A unique part number will be generated for each product specification, i.e:
20xxxx-MC011'000 pcs (in 8 mm tape on 7" reel)
20xxxx-MC03
3'000 pcs (in 8 mm tape on 7" reel)
All specifications subject to change without notice.

Micro Crystal AG
Muehlestrasse 14
CH-2540 Grenchen
Switzerland

Phone +41 32 655 82 82
sales@microcrystal.com
www.microcrystal.com

Version 1.0/06.2023