M48T35Y-70MH6E STMicroelectronics, M48T35Y-70MH6E Datasheet - Page 4
M48T35Y-70MH6E
Manufacturer Part Number
M48T35Y-70MH6E
Description
IC TIMEKPR NVRAM 256KBIT5V 28SOI
Manufacturer
STMicroelectronics
Series
Timekeeper®r
Type
Clock/Calendar/NVSRAMr
Datasheet
1.M48T35Y-70MH1E.pdf
(28 pages)
Specifications of M48T35Y-70MH6E
Memory Size
256K (32K 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
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
28-SOIC, 28-SOH (8.48mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-2850-5
M48T35Y-70MH6
M48T35Y-70MH6
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M48T35Y-70MH6E
Manufacturer:
ST
Quantity:
5 510
Part Number:
M48T35Y-70MH6E
Manufacturer:
ST
Quantity:
20 000
List of figures
List of figures
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Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
DIP connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
SOIC connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
READ mode AC waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
WRITE enable controlled, WRITE AC waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Chip enable controlled, WRITE AC waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Crystal accuracy across temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Clock calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Supply voltage protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
AC measurement load circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Power down/up mode AC waveforms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
PCDIP28 – 28-pin plastic DIP, battery CAPHAT™, package outline . . . . . . . . . . . . . . . . . 21
SOH28 – 28-lead plastic small outline, 4-socket battery SNAPHAT
SH – 4-pin SNAPHAT
SH – 4-pin SNAPHAT
Recycling symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
®
®
housing for 48 mAh battery & crystal, package outline. . . . . . . . . 23
housing for 120 mAh battery & crystal, package outline. . . . . . . . 24
Doc ID 2611 Rev 9
®
, package outline . . . 22
M48T35, M48T35Y