DS1306 データシートの表示（PDF） - Dallas Semiconductor -> Maxim Integrated
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DS1306 Datasheet PDF : 20 Pages
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DS1306
SPI AC ELECTRICAL CHARACTERISTICS
(0°C to 70°C or –40°C to +85°C; VCC = 2.0 to 5.5V*)
PARAMETER
SYMBOL
MIN TYP MAX UNITS NOTES
Data to CLK Setup
tDC
VCC=2.0V 200
VCC=5V 50
ns
5, 6
CLK to Data Hold
tCDH
VCC=2.0V 280
VCC=5V 70
ns
5, 6
CLK to Data Delay
tCDD
VCC=2.0V
VCC=5V
800
200
ns 5, 6, 7
CLK Low Time
tCL
VCC=2.0V 1000
VCC=5V 250
ns
6
CLK High Time
CLK Frequency
CLK Rise and Fall
CE to CLK Setup
tCH
tCLK
tR, tF
tCC
VCC=2.0V
VCC=5V
VCC=2.0V
VCC=5V
VCC=2.0V
VCC=5V
VCC=2.0V
VCC=5V
1000
250
DC
4
1
ns
6
0.6
2.0
MHz
6
2000
500
ns
µs
6
CLK to CE Hold
tCCH
VCC=2.0V 240
VCC=5V 60
ns
6
CE Inactive Time
tCWH
VCC=2.0V
VCC=5V
4
1
µs
6
CE to Output High Z
*Unless otherwise noted.
tCDZ
VCC=2.0V
VCC=5V
280
70
ns
5, 6
16 of 20
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