DS1306E+T&R Maxim Integrated Products, DS1306E+T&R Datasheet - Page 17
![IC RTC SERIAL ALARM 20-TSSOP](/photos/6/52/65243/175-20-tssop_sml.jpg)
DS1306E+T&R
Manufacturer Part Number
DS1306E+T&R
Description
IC RTC SERIAL ALARM 20-TSSOP
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/Alarmr
Datasheet
1.DS1306E.pdf
(22 pages)
Specifications of DS1306E+T&R
Memory Size
96B
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Interface
SPI, 3-Wire Serial
Voltage - Supply
2 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
20-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data to CLK Setup
CLK to Data Hold
CLK to Data Delay
CLK Low Time
CLK High Time
CLK Frequency
CLK Rise and Fall
CE to CLK Setup
CLK to CE Hold
CE Inactive Time
CE to Output High-Z
SCLK to Output High-Z
3-WIRE AC ELECTRICAL CHARACTERISTICS
(T
A
= Over the operating range, unless otherwise specified.) (Figure 10 and Figure 11)
PARAMETER
t
t
t
t
t
t
t
t
R
t
t
t
CWH
CDH
CDD
t
CCH
CLK
CDZ
CCZ
DC
CH
CL
CC
, t
F
SYMBOL
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
= 2.0V
= 5V
17 of 22
MIN
1000
1000
200
280
240
250
250
DC
50
70
60
4
1
4
1
TYP
MAX
2000
800
200
500
280
280
0.6
2.0
70
70
UNITS
MHz
ns
ns
ns
ns
ns
ns
s
ns
s
ns
ns
NOTES
3, 4, 5
DS1306
3, 4
3, 4
3, 4
3, 4
4
4
4
4
4
4