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参数资料
| 型号： | ISL21400 |
| 厂商： | Intersil Corporation |
| 英文描述： | Programmable Temperature Slope Voltage Reference(可编程温度斜率电压基准) |
| 中文描述： | 可编程温度斜坡电压基准（可编程温度斜率电压基准） |
| 文件页数： | 5/17页 |
| 文件大小： | 439K |
| 代理商： | ISL21400 |
5
FN8091.1
April 24, 2007
f
SCL
SCL Frequency
(Note 3)
400
kHz
t
sp
Pulse Width Suppression Time at
SDA and SCL Inputs
Any pulse narrower than the
max spec is suppressed
(Note 3)
50
ns
t
AA
SCL Falling Edge to SDA Output
Data Valid
SCL falling edge crossing
30% of V
CC
, until SDA exits
the 30% to 70% of V
CC
window (Note 3)
900
ns
t
BUF
Time the Bus Must be Free Before
the Start of a New Transmission
SDA crossing 70% of V
CC
during a STOP condition, to
SDA crossing 70% of V
CC
during the following START
condition (Note 3)
1300
ns
t
LOW
Clock LOW Time
Measured at the 30% of V
CC
crossing (Note 3)
1300
ns
t
HIGH
Clock HIGH Time
Measured at the 70% of V
CC
crossing (Note 3)
600
ns
t
SU:STA
START Condition Setup Time
SCL rising edge to SDA
falling edge; both crossing
70% of V
CC
(Note 3)
600
ns
t
HD:STA
START Condition Hold Time
From SDA falling edge
crossing 30% of V
CC
to SCL
falling edge crossing 70% of
V
CC
(Note 3)
600
ns
t
SU:DAT
Input Data Setup Time
From SDA exiting the 30% to
70% of V
CC
window, to SCL
rising edge crossing 30% of
V
CC
(Note 3)
100
ns
t
HD:DAT
Input Data Hold Time
From SCL rising edge
crossing 70% of V
CC
to SDA
entering the 30% to 70% of
V
CC
window (Note 3)
0
ns
t
SU:STO
STOP Condition Setup Time
From SCL rising edge
crossing 70% of V
CC
, to SDA
rising edge crossing 30% of
V
CC
(Note 3)
600
ns
t
HD:STO
STOP Condition Hold Time for
Read, or Volatile Only Write
From SDA rising edge to SCL
falling edge; both crossing
70% of V
CC
(Note 3)
1300
ns
t
DH
Output Data Hold Time
From SCL falling edge
crossing 30% of V
CC
, until
SDA enters the 30% to 70%
of V
CC
window (Note 3)
0
ns
t
R
SDA and SCL Rise Time
From 30% to 70% of V
CC
(Note 3)
20 + 0.1 x Cb
250
ns
t
F
SDA and SCL Fall Time
From 70% to 30% of V
CC
(Note 3)
20 + 0.1 x Cb
250
ns
Cb
Capacitive Loading of SDA or SCL
Total on-chip and off-chip
(Note 4)
10
400
pF
Serial Interface Specification
(for SCL, SDA, A0, A1, A2 unless specified otherwise)
(Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(Note 2)
MAX
UNITS
ISL21400
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