M41T66Q6F STMicroelectronics, M41T66Q6F Datasheet - Page 27

• Manufacturer Part Number: M41T66Q6F
• Description: IC RTC SERIAL W/ALARM 16-QFN
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/Alarmr

Specifications of M41T66Q6F

• Memory Size: 16B
• Time Format: HH:MM:SS:hh (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1.5 V ~ 4.4 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8377-2

M41T66
Table 13.
1. Valid for ambient operating temperature: T
2. Transmitter must internally provide a hold time to bridge the undefined region (300 ns max) of the falling
t
SU:DAT
t
t
t
t
SU:STO
HD:STA
HD:DAT
SU:STA
t
Sym
t
edge of SCL.
f
t
HIGH
LOW
SCL
BUF
t
t
R
F
(2)
SCL clock frequency
Clock low period
Clock high period
SDA and SCL rise time
SDA and SCL fall time
START condition hold time
(after this period the first clock pulse is generated)
START condition setup time
(only relevant for a repeated start condition)
Data setup time
Data hold time
STOP condition setup time
Time the bus must be free before a new
transmission can start
AC characteristics
Parameter
A
(1)
= –40 to 85°C; V
CC
= 1.5 to 4.4 V (except where noted).
Min
600
600
600
100
600
1.3
1.3
0
0
DC and AC parameters
Typ
Max
400
300
300
Units
kHz
27/33
µs
ns
ns
ns
ns
ns
ns
µs
ns
µs