M41T56M6E STMicroelectronics, M41T56M6E Datasheet - Page 5

• Manufacturer Part Number: M41T56M6E
• Description: IC SRAM SRL TIMEKPR 512BIT 8SOIC
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/NVSRAMr

Specifications of M41T56M6E

• Memory Size: 56B
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Function: Clock/Calendar
• Rtc Memory Size: 64 Byte
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Serial (2-Wire, I2C)
• Nvram Features: RTC, Internal Battery, XTAL
• Interface Type: I2C, Serial, 2-Wire
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: SOIC
• No. Of Pins: 8
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-2818-5; M41T56M6

Figure 4. 8-pin SOIC Connections
Figure 6. Block Diagram
FT/OUT
OSCO
V BAT
OSCI
V CC
V SS
SDA
SCL
OSCO
V BAT
OSCI
V SS
1
2
3
4
M41T56
AI02306B
OSCILLATOR
INTERFACE
CIRCUITRY
32.768 kHz
VOLTAGE
SWITCH
SERIAL
SENSE
8
7
6
5
BUS
and
V CC
FT/OUT
SCL
SDA
Figure 5. 28-pin SOIC Connections
REGISTER
CONTROL
ADDRESS
DIVIDER
LOGIC
V SS
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1 Hz
M41T56
CENTURY/HOURS
AI03607
28
27
26
25
24
23
22
21
20
19
18
17
16
15
SECONDS
CONTROL
MINUTES
MONTH
(56 x 8)
DATE
YEAR
RAM
DAY
AI02566
NC
V CC
NC
FT/OUT
NC
NC
NC
NC
NC
SCL
NC
NC
SDA
NC
M41T56
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