M48T201V-85MH1E STMicroelectronics, M48T201V-85MH1E Datasheet - Page 7

• 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

M48T201Y, M48T201V
Table 1.
DQ0-DQ7
RSTIN1
RSTIN2
A0-A18
IRQ/FT
G
E
SQW
V
RST
WDI
V
V
NC
CON
CON
OUT
W
G
E
Signal names
CC
SS
Address inputs
Data inputs / outputs
Reset 1 input
Reset 2 Input
Reset output (open drain)
Watchdog input
Chip enable input
Output enable Input
WRITE enable input
RAM chip enable output
RAM enable output
Interrupt / frequency test output (open drain)
Square wave output
Supply voltage output
Supply voltage
Ground
Not connected internally
Description
7/37