M48T58Y-70PC1 STMicroelectronics, M48T58Y-70PC1 Datasheet - Page 2

IC TIMEKPR NVRAM 64KBIT 5V 28DIP

M48T58Y-70PC1

Manufacturer Part Number
M48T58Y-70PC1
Description
IC TIMEKPR NVRAM 64KBIT 5V 28DIP
Manufacturer
STMicroelectronics
Series
Timekeeper®r
Type
Clock/Calendar/NVSRAMr
Datasheet

Specifications of M48T58Y-70PC1

Memory Size
64K (8K x 8)
Time Format
HH:MM:SS (24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
28-DIP Module (600 mil), 28-EDIP
Function
Clock/Calendar/NV Timekeeping RAM/Battery Backup
Rtc Memory Size
8192 Byte
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Rtc Bus Interface
Parallel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-2859-5
M48T58Y-70PC1

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M48T58Y-70PC1
Manufacturer:
Vishay
Quantity:
13 049
Part Number:
M48T58Y-70PC1
Manufacturer:
ST
0
Company:
Part Number:
M48T58Y-70PC1
Quantity:
120
Part Number:
M48T58Y-70PC1R
Manufacturer:
ST
0
Contents
Contents
1
2
3
4
5
6
7
8
9
10
11
12
2/33
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Operation modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
READ mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
WRITE mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Data retention mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Clock operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
6.1
6.2
6.3
6.4
6.5
6.6
6.7
Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
DC and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Environmental information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Setting the clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Century bit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Reading the clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Stopping and starting the oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Calibrating the clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Battery low flag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
V
CC
noise and negative going transients . . . . . . . . . . . . . . . . . . . . . . . . . 20
Doc ID 2412 Rev 7
M48T58, M48T58Y

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