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ISL12022M Fiches technique(PDF) 4 Page - Intersil Corporation

No de pièce ISL12022M
Description  Low Power RTC with Battery Backed SRAM, Integrated 짹5ppm Temperature Compensation, and Auto Daylight Saving
Download  27 Pages
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Fabricant  INTERSIL [Intersil Corporation]
Site Internet  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL12022M Fiches technique(HTML) 4 Page - Intersil Corporation

  ISL12022M_09 Datasheet HTML 1Page - Intersil Corporation ISL12022M_09 Datasheet HTML 2Page - Intersil Corporation ISL12022M_09 Datasheet HTML 3Page - Intersil Corporation ISL12022M_09 Datasheet HTML 4Page - Intersil Corporation ISL12022M_09 Datasheet HTML 5Page - Intersil Corporation ISL12022M_09 Datasheet HTML 6Page - Intersil Corporation ISL12022M_09 Datasheet HTML 7Page - Intersil Corporation ISL12022M_09 Datasheet HTML 8Page - Intersil Corporation ISL12022M_09 Datasheet HTML 9Page - Intersil Corporation Next Button
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4
FN6668.5
July 10, 2009
Power-Down Timing
Test Conditions: VDD = +2.7 to +5.5V, Temperature = -40°C to +85°C, unless otherwise stated.
SYMBOL
PARAMETER
CONDITIONS
MIN
(Note 10)
TYP
(Note 6)
MAX
(Note 10)
UNITS
NOTES
VDDSR-
VDD Negative Slew Rate
10
V/ms
7
I2C Interface Specifications
Test Conditions: VDD = +2.7 to +5.5V, Temperature = -40°C to +85°C,
unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 10)
TYP
(Note 6)
MAX
(Note 10) UNITS
NOTES
VIL
SDA and SCL Input Buffer LOW
Voltage
-0.3
0.3 x VDD
V
VIH
SDA and SCL Input Buffer HIGH
Voltage
0.7 x VDD
VDD + 0.3
V
Hysteresis
SDA and SCL Input Buffer
Hysteresis
0.05 x
VDD
V8, 9
VOL
SDA Output Buffer LOW Voltage,
Sinking 3mA
VDD = 5V, IOL = 3mA
0
0.02
0.4
V
CPIN
SDA and SCL Pin Capacitance
TA = +25°C, f = 1MHz,
VDD = 5V, VIN =0V,
VOUT = 0V
10
pF
8, 9
fSCL
SCL Frequency
400
kHz
tIN
Pulse Width Suppression Time at
SDA and SCL Inputs
Any pulse narrower than the
max spec is suppressed.
50
ns
tAA
SCL Falling Edge to SDA Output
Data Valid
SCL falling edge crossing
30% of VDD, until SDA exits
the 30% to 70% of VDD
window.
900
ns
tBUF
Time the Bus Must be Free Before
the Start of a New Transmission
SDA crossing 70% of VDD
during a STOP condition, to
SDA crossing 70% of VDD
during the following START
condition.
1300
ns
tLOW
Clock LOW Time
Measured at the 30% of VDD
crossing.
1300
ns
tHIGH
Clock HIGH Time
Measured at the 70% of VDD
crossing.
600
ns
tSU:STA
START Condition Setup Time
SCL rising edge to SDA
falling edge. Both crossing
70% of VDD.
600
ns
tHD:STA
START Condition Hold Time
From SDA falling edge
crossing 30% of VDD to SCL
falling edge crossing 70% of
VDD.
600
ns
tSU:DAT
Input Data Setup Time
From SDA exiting the 30% to
70% of VDD window, to SCL
rising edge crossing 30% of
VDD.
100
ns
tHD:DAT
Input Data Hold Time
From SCL falling edge
crossing 30% of VDD to SDA
entering the 30% to 70% of
VDD window.
20
900
ns
ISL12022M


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