DS2250 View Datasheet(PDF) - Dallas Semiconductor -> Maxim Integrated
Part Name
Description
Manufacturer
DS2250 Datasheet PDF : 20 Pages
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AC CHARACTERISTICS (cont'd)
EXTERNAL CLOCK DRIVE
# PARAMETER
28 External Clock High Time
@ 12 MHz
@ 16 MHz
29 External Clock Low Time
@ 12 MHz
@ 16 MHz
30 External Clock Rise Time
@ 12 MHz
@ 16 MHz
31 External Clock Fall Time
@ 12 MHz
@ 16 MHz
DS2250(T)
(tA=0°C to70°C; VCC=5V ± 5%)
SYMBOL MIN
MAX UNITS
tCLKHPW
20
ns
15
ns
tCLKLPW
20
ns
15
ns
tCLKR
20
ns
15
ns
tCLKF
20
ns
15
ns
AC CHARACTERISTICS (cont'd)
SERIAL PORT TIMING - MODE 0
# PARAMETER
35 Serial Port Cycle Time
36 Output Data Setup to Rising Clock Edge
37 Output Data Hold after Rising Clock Edge
38 Clock Rising Edge to Input Data Valid
39 Input Data Hold after Rising Clock Edge
(tA=0°C to70°C; VCC=5V ± 5%)
SYMBOL MIN
MAX UNITS
tSPCLK
12tCLK
µs
tDOCH 10tCLK -133
ns
tCHDO
2tCLK -117
ns
tCHDV
10tCLK -133 ns
tCHDIV
0
ns
SERIAL PORT TIMING - MODE 0
14 of 20
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