M48T201V-85MH1E STMicroelectronics, M48T201V-85MH1E Datasheet - Page 14

• Manufacturer Part Number: M48T201V-85MH1E
• Description: IC SUPERVISOR TIMEKPR 3V 44-SOH
• Manufacturer: STMicroelectronics
• Series: Timekeeper®r
• Type: Clock/Calendar/NVSRAMr

Specifications of M48T201V-85MH1E

• Memory Size: External
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 44-SOH
• Number Of Voltages Monitored: 1
• Monitored Voltage: 3.3 V, 5 V
• Manual Reset: Not Resettable
• Watchdog: Watchdog
• Battery Backup Switching: Backup
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Supply Current (typ): 10000 uA
• Maximum Power Dissipation: 1000 mW
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Power Fail Detection: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2839-5; M48T201V-85MH1

Operation
Figure 6.
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ADDRESS
E
E CON
G
G CON
W
DQ0-DQ7
Write cycle timing: RTC and external RAM control signals
tAVEL
DATA OUT
tAVWL
VALID
tRO
tEPD
tEHQZ
tAVEH
WRITE
tELEH
tAVAV
tWLWH
tEPD
DATA IN
VALID
tEHDX
tDVEH
tEHAX
tAVWH
tDVWH
WRITE
tAVAV
tWHAX
DATA IN
VALID
tWHQX
tWHDX
tAVAV
READ
tAVQV
tGLQV
M48T201Y, M48T201V
DATA OUT
tWLQZ
VALID
AI02336