AB-RTCMC-32.768KHZ-AIGZ-S7-T 数据手册
Real Time Clock Module with I2C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Pb
Moisture Sensitivity Level: MSL=1
FEATURES:
• 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
3.2 x 1.5 x 0.8 mm
RoHS/RoHS II compliant
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
Symbol
VDD
VI
VO
IO
PD
Conditions
>GND / 1500
>1000
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
Supply Voltage
VDD
Operating Ambient Temperature
TA
Load Capacitance
CL
Input Rise and Fall Times
Input Pulse Voltages
Input and Output timing ref.
Voltage
Min.
1.3
-40
0.2*VDD
Max.
4.4
+85
50
5
0.8*VDD
Units
V
°C
pF
ns
V
0.3*VDD
0.7*VDD
V
1) Output Hi-Z is defined as the point where data is no longer driven.
LLC
LL
5101 Hidden Creek Ln Spicewood TX 78669
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 11.28.2018
ISO9001-2015
CERTIFIED
Real Time Clock Module with I2C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Pb
Capacitance
Parameters 1) 2)
Input Capacitance
Output Capacitance
Low-pass filter input time constant
(SDA and SCL)
Symbol
CIN
COUT 3)
3.2 x 1.5 x 0.8 mm
RoHS/RoHS II compliant
Min.
tLP
Max.
7
10
Units
pF
pF
50
ns
1) Effective capacitance measured with power supply at 3.6 V; sampled only, not 100% tested.
2) At 25°C, f = 1MHz.
3) Outputs deselected.
Frequency Characteristics
Tamb = +25°C; fOSC = 32.768 kHz
Parameters
Frequency Accuracy
Frequency vs. Temperature
Characteristics
Turnover Temperature
Aging (first year)
Oscillator Start-up Voltage
Oscillator Start-up Time
Symbol
∆f/f
Conditions
Tamb = +25°C
∆f /TOPR
TOPR= -40 to +85°C
TO
∆f/f
VStart
TStart
CLKOUT Duty Cycle
Min.
-20
Max.
+20
Units
ppm
-0.035ppm/°C2 * (TOPR – T0)2 (±10%)
ppm
+20
-3
1.5
+25
1
°C
ppm
V
s
40
50
60
%
Tamb = +25°C
≤10 seconds
VDD = 3.0V
FCLKOUT = 32.768kHz
Tamb= +25°C
+30
+3
FREQUENCY VS. TEMPERATURE CHARACTERISTICS
ABRACON IS
ISO 9001 / QS 9000
CERTIFIED
LLC
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 11.28.2018
ISO9001-2015
CERTIFIED
Real Time Clock Module with I2C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Pb
RoHS/RoHS II compliant
3.2 x 1.5 x 0.8 mm
Static Characteristics
Valid for Tamb= -40°C to +85°C; VDD= 1.3 V to 4.4 V (except where noted)
Parameters
Supply Voltage
Supply Current
SCL=400kHz
No Load
Supply Current (standby)
SCL = 0Hz; CLKOUT off
All inputs
≥VDD-0.2V
≤VSS+0.2V
LOW Level Input Voltage
HIGH Level Input Voltage
HIGH Level Output
Voltage
LOW Level Output
Voltage
Pull-up Supply voltage
(open drain)
Input Leakage Current
Output Leakage Current
Symbol
VDD 1)
IDD1
IDD2
VIL
VIH
Conditions
Clock
I2C Bus (400kHz)
VDD = 4.4V
VDD = 3.6V
VDD = 3.0V
VDD = 2.5V
VDD = 2.0V
VDD = 4.4V
VDD = 3.6V
VDD = 3.0V at 25°C
VDD = 2.0V at 25°C
VDD = 1.0V at 25°C
VDD=4.4V, IOH = 1.0mA (push-pull)
VDD=4.4V, IOL =
3.0mA (SDA)
VOH
VOL
ILI
ILO
Min.
1.0
1.3
Typ.
50
35
30
20
375
350
310
270
-0.2
0.7*VDD
Max.
4.4
4.4
100
70
950
700
500
450
400
0.3*VDD
VDD+0.3
2.4
Units
V
V
µA
µA
µA
µA
µA
nA
nA
nA
nA
nA
V
V
V
0.4
V
VCC=4.4V, IOL =
1.0mA (SQW, INT )
0.4
INT
4.4
V
+1
+1
µA
µA
0V ≤ VIN ≤ VDD
0V ≤ VOUT ≤ VDD
-1
-1
1. Oscillator startup guaranteed down to 1.5 V only.
LLC
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 11.28.2018
ISO9001-2015
CERTIFIED
Real Time Clock Module with I2C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Pb
3.2 x 1.5 x 0.8 mm
RoHS/RoHS II compliant
I2C Interface Dynamic Characteristics
Valid for Tamb= -40°C to +85°C; VDD= 1.3 V to 4.4 V (except where noted)
Parameters
SCL Clock Frequency
START Condition Setup Time
(only relevant for a repeated start condition)
START Condition Hold Time
(after this period the first clock pulse is
generated)
Data Setup Time 1)
Data Hold Time
STOP Condition Setup Time
Bus Free Time between STOP and START
condition
SCL “LOW time”
SCL “HIGH time”
SCL and SDA Rise Time
SCL and SDA Fall Time
Watchdog Output Pulse Width
Symbol
fSCL
Min.
0
tSU:STA
600
ns
tHD:STA
600
ns
tSU:DAT
tHD:DAT
tSU:STO
100
0
600
ns
µs
ns
tBUF
1.3
µs
tLOW
tHIGH
tR
tF
tREC
1.3
600
µs
ns
ns
ns
ms
96
Typ.
Max.
400
300
300
98
Units
kHz
1. Transmitter must internally provide a hold time to bridge the undefined region (300 ns max) of the falling edge of SCL.
I2C Interface Timing Characteristics
LLC
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 11.28.2018
ISO9001-2015
CERTIFIED
Real Time Clock Module with I2C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Pb
3.2 x 1.5 x 0.8 mm
RoHS/RoHS II compliant
PART IDENTIFICATIONS:
AB-RTCMC-32.768 kHz-AIGZ-S7Packaging
Blank: Bulk
T: 1000pcs/reel
OUTLINE DIMENSIONS:
Recommended Land Pattern
Dimensions: mm
PIN DESCRIPTIONS:
Pin No.
Pin Name
1
2
3
4
5
SDA
CLKOUT
VSS
NC
VDD
6
7
8
INT
NC
SCL
Function
Serial data; open-drain; requires pull-up resistor
Clock Output
Ground
Not connected
Power Supply voltage
Interrupt output; open-drain; requires pull-up resistor; active low
Not connected
Serial clock input; requires pull-up resistor
LLC
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 11.28.2018
ISO9001-2015
CERTIFIED
Real Time Clock Module with I2C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Pb
RoHS/RoHS II compliant
3.2 x 1.5 x 0.8 mm
BLOCK DIAGRAM:
RECOMMENDED REFLOW PROFILE:
Maximum Reflow Conditions in accordance with IPC/JEDEC J-STD-020C “Pb-free”
Temperature
Conditions
Units
Average Ramp-up Rate (TSmax to TP)
3°C/second max
°C/s
Ramp Down Rate (Tcool)
6°C/second max
°C/s
8 minutes max
m
Temperature Min (TSmin)
150
°C
Temperature Max (TSmax)
200
°C
Time Tsmin to Tsmax (ts)
60 ~ 180
sec
Time 25°C to Peak Temperature (T to-peak)
Preheat
Time Above Liquidus
Temperature Liquidus (TL)
Time above Liquidus (tL)
217
°C
60 ~150
sec
Peak Temperature
Peak Temperature (TP)
Time within 5°C of Peak Temperature (tP)
LLC
260
°C
20 ~ 40
sec
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 11.28.2018
ISO9001-2015
CERTIFIED
Real Time Clock Module with I2C Bus
AB-RTCMC-32.768kHz-AIGZ-S7
Pb
RoHS/RoHS II compliant
3.2 x 1.5 x 0.8 mm
TAPE & REEL:
T = 1000pcs/reel
Dimension: mm
ATTENTION: Abracon LLC’s products are COTS – Commercial-Off-The-Shelf products; suitable for Commercial, Industrial and, where designated, Automotive Applications. Abracon’s products are not specifically designed for Military, Aviation, Aerospace, Life-dependent Medical applications or any application requiring high reliability
where component failure could result in loss of life and/or property. For applications requiring high reliability and/or presenting an extreme operating environment,
written consent and authorization from Abracon LLC is required. Please contact Abracon LLC for more information.
LLC
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 11.28.2018
ISO9001-2015
CERTIFIED
AB-RTCMC-32.768KHZ-AIGZ-S7-T 价格&库存
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