Product Information

M48T86PC1

M48T86PC1 electronic component of STMicroelectronics

Datasheet
M48T86PC1 SEMICONDUCTORS

Manufacturer: STMicroelectronics
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)

1: USD 15.7964 ea
Line Total: USD 15.8

8 - Global Stock
Ships to you by
Mon. 22 Apr
MOQ: 1  Multiples: 1
Pack Size: 1
Availability Price Quantity
8 - Global Stock


Ships to you by Mon. 22 Apr

MOQ : 1
Multiples : 1

Stock Image

M48T86PC1
STMicroelectronics

1 : USD 15.7964
25 : USD 7.8982
50 : USD 7.1084
75 : USD 5.9236
100 : USD 5.3312

     
Manufacturer
Product Category
RTC Bus Interface
Date Format
Time Format
RTC Memory Size
Supply Voltage - Max
Supply Voltage - Min
Maximum Operating Temperature
Minimum Operating Temperature
Mounting Style
Package / Case
Packaging
Battery Backup Switching
Function
Series
Brand
Factory Pack Quantity :
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M48T86 5.0 V PC real-time clock Not For New Design Features Drop-in replacement for PC computer clock/calendar Counts seconds, minutes, hours, days, day of the week, date, month, and year with leap year compensation 24 Clock accuracy better than 1 minute per 1 month Interfaced with software as 128 RAM locations: PCDIP24 (PC) 14 bytes of clock and control registers Battery/Crystal CAPHAT 114 bytes of general purpose RAM Selectable bus timing (Intel/Motorola) Three interrupts are separately software- maskable and testable Time-of-day alarm (once/second to once/day) SNAPHAT (SH) Periodic rates from 122 s to 500 ms Battery/Crystal End-of-clock update cycle Programmable square wave output 10 years of data retention and clock operation in the absence of power Self-contained battery and crystal in the CAPHAT DIP package Packaging includes a 28-lead SOIC and SNAPHAT top (to be ordered separately) 28 SOIC package provides direct connection for a 1 SNAPHAT top contains the battery and crystal SOH28 (MH) Pin and function compatible with bq3285/7A and DS12887 RoHS compliant Lead-free second level interconnect December 2008 Rev 7 1/36 This is information on a product still in production but not recommended for new designs. www.st.com 1 Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s) Contents M48T86 Contents 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1 Signal description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1.1 V , V CC SS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1.2 SQW (square wave output) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1.3 AD0-AD7 (multiplexed bidirectional address/data bus) . . . . . . . . . . . . . . 9 2.1.4 AS (address strobe input) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1.5 MOT (mode select) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1.6 DS (data strobe input) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1.7 E (chip enable input) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1.8 IRQ (interrupt request output) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1.9 RST (reset input) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1.10 RCL (RAM clear) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1.11 R/W (read/write input) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2.1.12 Non-volatile RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3 Clock operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.1 Address map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.2 Time, calendar, and alarm locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.3 Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.4 Periodic interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.5 Alarm interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.6 Update cycle interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.7 Oscillator control bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.8 Update cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.9 Square wave output selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.10 Register A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.10.1 UIP update in progress . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.10.2 OSC0, OSC1, OSC2 oscillator control . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.10.3 RS3, RS2, RS1, RS0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.11 Register B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.11.1 SET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2/36 Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s)

Tariff Desc

8542.39.23 No ..Linear/analogue and peripheral integrated circuits, timers, voltage regulators, A/D and D/A converters, telecommunication and modem integrated circuits, other than board level products Free

Electronic integrated circuits- Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
C-Max
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
STN

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