M48T58Y-70PC1 STMicroelectronics, M48T58Y-70PC1 Datasheet - Page 10

• 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

READ mode
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Table 3.
1. Valid for ambient operating temperature: T
2. C
t
t
t
t
Symbol
t
t
E2HQX
E1HQZ
E1LQX
E2LQZ
t
GHQZ
t
GLQX
t
t
t
E2HQV
E1LQV
t
GLQV
AXQX
AVQV
noted).
AVAV
L
= 5 pF.
(2)
(2)
(2)
(2)
(2)
(2)
READ cycle time
Address valid to output valid
Chip enable 1 low to output valid
Chip enable 2 high to output valid
Output enable low to output valid
Chip enable 1 low to output transition
Chip enable 2 high to output transition
Output enable low to output transition
Chip enable 1 high to output Hi-Z
Chip enable 2 low to output Hi-Z
Output enable high to output Hi-Z
Address transition to output transition
READ mode AC characteristics
Parameter
Doc ID 2412 Rev 7
(1)
A
= 0 to 70 °C; V
CC
= 4.75 to 5.5 V or 4.5 to 5.5 V (except where
Min
70
10
5
5
5
M48T58/Y
Max
M48T58, M48T58Y
25
70
70
70
35
25
25
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns