3.3V Spread-Spectrum EconOscillator
AC ELECTRICAL CHARACTERISTICS—2-WIRE INTERFACE
(V
= 2.7V to 3.6V, T = 0°C to +70°C.)
A
CC
PARAMETER
SYMBOL
CONDITION
Fast mode (Note 8)
MIN
TYP
MAX
400
UNITS
SCL Clock Frequency
f
kHz
SCL
Standard mode (Note 8)
Fast mode (Note 8)
100
1.3
4.7
Bus Free Time Between a STOP
and START Condition
t
µs
µs
µs
µs
µs
µs
ns
ns
ns
µs
BUF
Standard mode (Note 8)
Fast mode (Notes 8 and 9)
Standard mode (Notes 8 and 9)
Fast mode (Note 8)
0.6
Hold Time (repeated) START
Condition
t
HD:STA
4.0
1.3
LOW Period of SCL
HIGH Period of SCL
t
LOW
Standard mode (Note 8)
Fast mode (Note 8)
4.7
0.6
t
HIGH
Standard mode (Note 8)
Fast mode
4.0
0.6
Setup Time for a Repeated
START
t
SU:STA
HD:DAT
Standard mode
4.7
Fast mode (Notes 8, 10, and 11)
Standard mode (Notes 8, 10, and 11)
Fast mode (Note 8)
0
0.9
0.9
Data Hold Time
Data Setup Time
t
0
100
t
SU:DAT
Standard mode (Note 8)
Fast mode (Note 12)
Standard mode (Note 12)
Fast mode (Note 12)
Standard mode (Note 12)
Fast mode
250
20 + 0.1C
20 + 0.1C
20 + 0.1C
20 + 0.1C
0.6
300
1000
300
B
Rise Time of Both SDA and SCL
Signals
t
R
B
B
B
Fall Time of Both SDA and SCL
Signals
t
F
1000
Setup Time for STOP
t
SU:STO
Standard mode
4.0
Capacitive Load for Each Bus
NV Write Cycle Time
C
(Note 12)
400
10
pF
ms
pF
B
t
WR
Input Capacitance
C
5
I
NONVOLATILE MEMORY CHARACTERISTICS
(V
= 2.7V to 3.6V)
CC
PARAMETER
SYMBOL
CONDITION
MIN
TYP
MAX
UNITS
Writes
+70°C
10,000
4
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DALLAS [ DALLAS SEMICONDUCTOR ]
