Real Time Clock (RTC) IC Clock/Calendar 256B I2C 16-VFQFN Exposed Pad
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AM1805AQ

DigiKey Part Number
5128-AM1805AQTR-ND - Tape & Reel (TR)
5128-AM1805AQCT-ND - Cut Tape (CT)
5128-AM1805AQDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
AM1805AQ
Description
RTC ARTASIE I2C W/PWR MNGT 16QFN
Manufacturer Standard Lead Time
22 Weeks
Customer Reference
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar 256B I2C 16-VFQFN Exposed Pad
Datasheet
 Datasheet
Product Attributes
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Category
Interface
I2C
Manufacturer
Ambiq Micro, Inc.
Voltage - Supply
1.5V ~ 3.6V
Series
Voltage - Supply, Battery
1.4V ~ 3.6V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Timekeeping (Max)
0.17µA ~ 0.22µA @ 1.8V ~ 3V
Part Status
Active
Operating Temperature
-40°C ~ 85°C (TA)
Type
Clock/Calendar
Mounting Type
Surface Mount
Features
Alarm, Leap Year, RAM, Square Wave Output, Supervisor, Trickle Charger, Unique ID, Watchdog Timer
Package / Case
16-VFQFN Exposed Pad
Memory Size
256B
Supplier Device Package
16-QFN (3x3)
Time Format
HH:MM:SS:hh (12/24 hr)
Base Product Number
Date Format
YY-MM-DD-dd
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
3,000 estimated in stock on 12-May-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.57000$1.57
10$1.14900$11.49
25$1.04360$26.09
100$0.92730$92.73
250$0.87192$217.98
500$0.83850$419.25
1,000$0.81100$811.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.77704$2,331.12
6,000$0.76042$4,562.52
9,000$0.75210$6,768.90
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