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Same model may have multiple batches, images only for reference.
BQ4845S-A4 Real Image
Same model may have multiple batches, images only for reference.

BQ4845S-A4

Part No BQ4845S-A4
Manufacturer Benchmarq
Catalog Clock/Timing - Real Time Clocks
Description IC RTC CLK/CALENDAR PAR 28SOIC
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Category Integrated Circuits (ICs) - Clock/Timing - Real Time Clocks
Mfr Benchmarq
Package Tube
Product Status Obsolete
Programmable Not Verified
Type Clock/Calendar
Features Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Date Format YY-MM-DD-dd
Interface Parallel
Voltage - Supply 4.75V ~ 5.5V
Voltage - Supply, Battery 2.3V ~ 4V
Current - Timekeeping (Max) 1.5mA (Typ) @ 4.5 V ~ 5.5 V
Temperature Range - Operating 0°C ~ 70°C
Mounting Type Surface Mount
Package / Case 28-SOIC (0.295", 7.50mm Width)
Supplier Device Package 28-SOIC
Standard Package 20 pcs
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 571664-BQ4845S-A4
Ultra Librarian 3D Model Ultra Librarian BQ4845S-A4 CAD Model

Description

The Benchmarq Real Time Clock (RTC) IC, part number 571664-BQ4845S-A4, is a clock/calendar type integrated circuit. Bold the product name (e.g., BAV99S,135 → 571664-BQ4845S-A4) and manufacturer (e.g., Nexperia USA Inc. → Benchmarq).

  • Type: Real Time Clock (RTC) IC
  • Function: Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
  • Package: Tube
  • Standard Package: 20 pieces
  • Voltage Supply: 2.3V to 4V
  • Current Timekeeping: 1.5mA (typical) @ 4.5V to 5.5V
  • Mounting Type: Surface Mount
  • Temperature Range: 0°C to 70°C
  • Product Status: Obsolete
  • Features: Reliable timekeeping and clock functions

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Pricing & Ordering

Quantity Unit Price Ext. Price
18+ $2.7858 $50.1444
44+ $2.2858 $100.5752
68+ $2.2143 $150.5724
94+ $2.1429 $201.4326
121+ $2.0715 $250.6515
162+ $1.8572 $300.8664
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MOQ: 18 pcs
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