AB-RTCMC-32.7KHZ-AIGZ-S7 Datasheet, PDF (1/7 Pages) Abracon Corporation – Real Time Clock Module with I2C Bus

Real Time Clock Module with I²C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Moisture Sensitivity Level: MSL=1
Pb ^{RoHS/RoHS II compliant}
3.2 x 1.5 x 0.8 mm
FEATURES:
• With state-of-the-art RTC Technology by Micro Crystal AG
• RTC module with built-in crystal oscillating at 32.768 kHz
• 350 nA timekeeping current at 3 V
• Timekeeping down to 1.0 V
• 1.3 V to 4.4 V I2C bus operating voltage
• Low operating current of 35 μA (at 400 kHz)
• 32.768kHz square wave on power-up to drive a microcontroller in
low-power mode– Programmable from 1 Hz to 32.768kHz;– Can be disabled
• 400 kHz I2C serial interface
• Oscillator stop detection circuit monitors clock operation
• Accurate programmable watchdog– 62.5 ms to 31 min timeout
• Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date,
month, year, and century
• Software clock calibration to compensate deviation of crystal due to temperature
• Automatic leap year compensation
• Ultra-small, 3.2 x1.5 mm, lead-free 8-pin ceramic leadless chip carrier
APPLICATIONS:
• Wide range in communication & measuring equipment
• Commercial & Industrial applications
• Automotive electronics applications
• Wireless communications
• PDA and Palm Pilots
• Credit Cards with Security Technology
STANDARD SPECIFICATIONS:
Absolute Maximum Ratings
In accordance with the Absolute Maximum Rating System IEC 60134
Parameters
Supply Voltage
Input Voltage
Output Voltage
Output Current
Power Dissipation
Operating Ambient Temperature
Range
Storage Temperature Range
Electro Static Discharge Voltage
Symbol
V_DD
V_I
V_O
I_O
P_D
T_OPR
T_STO
V_ESD
Conditions
>GND / <V_DD
Stored as bare
product
HBM¹⁾ T_A = 25°C
MM²⁾ T_A = 25°C
Min.
GND-0.3
GND-0.2
GND-0.2
-40
Max.
+5.0
V_DD+0.3
V_DD+0.3
20
1
+85
-55
+125
>1500
>1000
Units
V
V
V
mA
W
°C
°C
V
1) HBM: Human Body Model, according to JESD22-A114.
2) MM: Machine Model, according to JESD22-A115.
These data are based on characterization results, not tested in production. Stresses above these listed maximum ratings may cause
permanent damage to the device. Exposure beyond specified operating conditions may affect device reliability or cause malfunction.
Operating and AC Measurement Conditions ¹⁾
Parameters
Symbol
Min.
Max.
Units
Supply Voltage
V_DD
1.3
Operating Ambient Temperature
T_A
-40
Load Capacitance
C_L
Input Rise and Fall Times
4.4
V
+85
°C
50
pF
5
ns
Input Pulse Voltages
Input and Output timing ref.
Voltage
0.2*V_DD
0.3*V_DD
0.8*V_DD
V
0.7*V_DD
V
1) Output Hi-Z is defined as the point where data is no longer driven.
ABRACON IS
ISOIS9O090010/1Q:S2090800
CERTIFIED
Visit www.abracon.com for Terms & Conditions of Sale ^{Revised: 01.08.14}
30332Esperanza, Rancho Santa Margarita, California 92688
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