DS1678S Maxim Integrated Products, DS1678S Datasheet - Page 26

• Manufacturer Part Number: DS1678S
• Description: IC RECORDER REALTIME EVENT 8SOIC
• Manufacturer: Maxim Integrated Products
• Type: Time Event Recorderr

Specifications of DS1678S

• Memory Size: 32B
• Time Format: HH:MM:SS (12/24 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 (5.3mm Width), 8-SOP, 8-SOEIAJ
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

NOTES:
1. After this period, the first clock pulse is generated.
2. A device must initially provide a hold time of at least 300ns for the SDA signal in order to bridge the
3. A fast mode device can be used in a standard mode system, but the requirement t
4. C
5. t
6. V
undefined region of the falling edge of SCL. The maximum t
not stretch the LOW period (t
then be met. This will automatically be the case if the device does not stretch the LOW period of the
SCL signal. If such a device does stretch the LOW period of the SCL signal, it must output the next
data bit to the SDA line t
resistor and 5pF pull-down capacitor.
R
B
pf
and t
– Total capacitance of one bus line in pF.
measures at V
F
are measured with a 1.7kΩ pull-up resistor, 200pF pull-up capacitor, 1.7kΩ pull-down
BAT
= 3.0V.
r MAX
low
+ t
) of the SCL signal.
su:dat
= 1000 + 250 = 1250ns before the SCL line is released.
26 of 26
hd:dat
has only to be met if the device does
su:dat
> 250ns must