DS1087L Datasheet, PDF (4/12 Pages) Dallas Semiconductor – 3.3V Spread-Spectrum EconOscillator

3.3V Spread-Spectrum EconOscillator
AC ELECTRICAL CHARACTERISTICS—2-WIRE INTERFACE
(V_CC = 2.7V to 3.6V, T_A = 0°C to +70°C.)
PARAMETER
SCL Clock Frequency
Bus Free Time Between a STOP
and START Condition
Hold Time (repeated) START
Condition
LOW Period of SCL
HIGH Period of SCL
Setup Time for a Repeated
START
Data Hold Time
Data Setup Time
Rise Time of Both SDA and SCL
Signals
Fall Time of Both SDA and SCL
Signals
Setup Time for STOP
Capacitive Load for Each Bus
NV Write Cycle Time
Input Capacitance
SYMBOL
f_SCL
t_BUF
t_HD:STA
t_LOW
t_HIGH
t_SU:STA
t_HD:DAT
t_SU:DAT
t_R
t_F
t_SU:STO
C_B
t_WR
C_I
CONDITION
Fast mode (Note 8)
Standard mode (Note 8)
Fast mode (Note 8)
Standard mode (Note 8)
Fast mode (Notes 8 and 9)
Standard mode (Notes 8 and 9)
Fast mode (Note 8)
Standard mode (Note 8)
Fast mode (Note 8)
Standard mode (Note 8)
Fast mode
Standard mode
Fast mode (Notes 8, 10, and 11)
Standard mode (Notes 8, 10, and 11)
Fast mode (Note 8)
Standard mode (Note 8)
Fast mode (Note 12)
Standard mode (Note 12)
Fast mode (Note 12)
Standard mode (Note 12)
Fast mode
Standard mode
(Note 12)
MIN TYP
1.3
4.7
0.6
4.0
1.3
4.7
0.6
4.0
0.6
4.7
0
0
100
250
20 + 0.1C_B
20 + 0.1C_B
20 + 0.1C_B
20 + 0.1C_B
0.6
4.0
5
MAX
400
100
UNITS
kHz
µs
µs
µs
µs
µs
0.9
µs
0.9
ns
300
ns
1000
300
ns
1000
µs
400
pF
10
ms
pF
NONVOLATILE MEMORY CHARACTERISTICS
(V_CC = 2.7V to 3.6V)
PARAMETER
Writes
SYMBOL
+70°C
CONDITION
MIN TYP
10,000
MAX UNITS
4 _____________________________________________________________________