M48T58Y-70PC1 STMicroelectronics, M48T58Y-70PC1 Datasheet - Page 7

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

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

M48T58, M48T58Y
Figure 4.
32,768 Hz
CRYSTAL
Block diagram
LITHIUM
CELL
OSCILLATOR AND
VOLTAGE SENSE
CLOCK CHAIN
SWITCHING
CIRCUITRY
AND
V CC
FT
Doc ID 2412 Rev 7
POWER
V PFD
SRAM ARRAY
SRAM ARRAY
8 x 8 BiPORT
8184 x 8
V SS
Description
A0-A12
DQ0-DQ7
E1
E2
W
G
AI01377C
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