Texas Instruments BQ4845S-A4NTR Real Time Clocks
IC RTC CLK/CALENDAR PAR 28-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
BQ4845S-A4NTR
Detailed Description
IC RTC CLK/CALENDAR PAR 28-SOIC
Package
28-SOIC (0.295", 7.50mm Width)
Key Features
Package / Case: 28-SOIC (0.295", 7.50mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
BQ4845S-A4NTR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments BQ4845S-A4NTR Real Time Clocks technical specifications.
General
Series
BQ4845
Interface
Parallel
RoHS
Yes
Package / Case
28-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
4.75V ~ 5.5V
Lifecycle Status
Obsolete
Features
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Type
Clock/Calendar
Related Parts Comparison (BQ4845S-A4NTR vs BQ4015LYMA-70N vs BQ4010YMA-150N vs BQ4010MA-70)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 28-SOIC | 32-DIP Module | 28-DIP Module | 28-DIP Module |
| Mounting Type | Surface Mount | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) |
| Supply Voltage | 4.75V ~ 5.5V | 3V ~ 3.6V | 4.5V ~ 5.5V | 4.75V ~ 5.5V |
| Interface | Parallel | Parallel | Parallel | Parallel |
| RoHS | Yes | Compliant | Compliant | Compliant |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Package | SOIC-28 | DIP | DIP | DIP |
| Memory Size | -- | 4 Mbit | 64Kbit | 64Kbit |
| Data Bus Width | -- | 8 | 8 | 8 |
| Number of Pins | -- | 32 | 28 | 28 |
| Access Time | -- | 70 ns | 150 ns | 70 ns |
| Action |
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