DS1678S Maxim Integrated Products, DS1678S Datasheet - Page 8

• 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

DS1678 RTC AND CONTROL PAGE Figure 2a
ADDRESS
0A
0B
0C
0D
3A
3B
3C
3D
0E
0F
2F
3E
3F
FF
00
01
02
03
04
05
06
07
08
09
10
11
12
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
↓
↓
BIT 7
MM
MH
MD
ME
MS
0
0
0
0
0
0
0
0
0
0
0
0
0
MEM
12/24
12/24
BIT 6
CLR
CLR
12/24
10 SECONDS ALARM
10 MINUTES ALARM
10 CENTURY
10 CENTURY
0
0
0
0
0
0
0
Event 0 Elapsed Time from last Event Counter MSB
Event 0 Elapsed Time from last Event Counter LSB
10 YEAR
10 YEAR
10 SECONDS
10 MINUTES
10 SECONDS
10 MINUTES
AM/PM
AM/PM
AM/PM
10 HR
10 HR
10 HR
BIT 5
DIS1
MIP
0
0
0
0
0
10 DATE
10 DATE
10 MO
10 MO
High Address Byte
High Address Byte
10 HR
10 HR
10 HR
Low Address Byte
Low Address Byte
BIT 4
DIS0
CM
Medium Byte
0
0
0
(reads 00h)
(reads 00h)
High Byte
High Byte
Low Byte
Data Byte
Low byte
Byte 32
Byte 1
Byte 2
Byte 3
8 of 26
↓
LOBAT
BIT 3
RO
0
0
0
SECONDS ALARM
MINUTES ALARM
HOUR ALARM
BIT 2
DAY-OF-WEEK ALARM
ROF
TR1
CENTURY
CENTURY
SECONDS
SECONDS
MINUTES
MINUTES
MONTH
MONTH
HOURS
HOUR
YEAR
DAY-OF-WEEK
YEAR
DATE
DATE
DAY OF WEEK
BIT 1
TR0
0
ALMF
BIT 0
COE
Counter (ETC)
Programmable
Elapsed Time
Elapsed Time
FUNCTION
NV Memory
Event Count
Time Stamp
Reserved
Data Log
Reserved
Counter
Address
Control
Pointer
Alarm
Status
User-
RAM
RTC
RTC
And
Port