m41t66 STMicroelectronics, m41t66 Datasheet - Page 6

• Manufacturer Part Number: m41t66
• Description: Real-time Clocks
• Manufacturer: STMicroelectronics

Description
Figure 2.
1. SQW output defaults to 32 KHz upon power-up
2. Open drain
Table 1.
Figure 3.
1. Open drain
2. Defaults to 32 KHz on power-up
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IRQ/OUT
SQW
SDA
SCL
V
V
M41T66 connections
Signal names
XO
M41T66 block diagram
XI
CC
SS
Oscillator input
Oscillator output
Serial data input/output
Serial clock input
Interrupt or OUT output (open drain)
Programmable square wave - defaults to 32 KHz on power-up (open drain)
Supply voltage
Ground
M41T66