isl12032 Intersil Corporation, isl12032 Datasheet - Page 5

• Manufacturer Part Number: isl12032
• Description: Low Power Rtc With Battery Backed Sram And 50/60 Cycle Ac Input And Xtal Back-up
• Manufacturer: Intersil Corporation

DC Operating Characteristics
Power-Down Timing
I
IRQ/ACRDY/LV/EVDET (OPEN DRAIN OUTPUTS)
F
EVIN
2
OUT
C Interface Specifications
SYMBOL
Hysteresis
SYMBOL
SYMBOL
V
I
I
(CMOS OUTPUT)
DD SR-
EVPU
EVPD
t
V
V
V
t
C
t
V
f
HIGH
V
V
LOW
V
SCL
t
BUF
V
t
OH
OL
OL
AA
PIN
IH
IN
IL
OL
IH
IL
Output Low Voltage
Output Low Voltage
Output High Voltage
EVIN Pull-up Current
Input Low Voltage
Input High Voltage
EVIN Disabled Pull-down Current
V
SDA and SCL Input Buffer LOW
Voltage
SDA and SCL Input Buffer HIGH
Voltage
SDA and SCL Input Buffer
Hysteresis
SDA Output Buffer LOW Voltage,
Sinking 3mA
SDA and SCL Pin Capacitance
SCL Frequency
Pulse Width Suppression Time at
SDA and SCL Inputs
SCL Falling Edge to SDA Output
Data Valid
Time the Bus Must be Free Before
the Start of a New Transmission
Clock LOW Time
Clock HIGH Time
DD
Negative Slew Rate
Specifications apply for: V
PARAMETER
PARAMETER
PARAMETER
5
Specifications apply for: V
Specifications apply for: V
DD
V
T
V
V
Any pulse narrower than the
max spec is suppressed.
SCL falling edge crossing
30% of V
the 30% to 70% of V
window.
SDA crossing 70% of V
during a STOP condition, to
SDA crossing 70% of V
during the following START
condition.
Measured at the 30% of V
crossing.
Measured at the 70% of V
crossing.
= 2.7 to 5.5V, T
A
DD
DD
OUT
V
V
I
V
V
V
OH
DD
DD
DD
DD
DD
= +25°C, f = 1MHz,
TEST CONDITIONS
= 5V, I
= 5V, V
= 1mA
= 0V
= 5.5V, VBAT = 3.0V
= 0V, VBAT = 1.8V
= 5.5V
= 5V, I
= 2.7V, I
DD
CONDITIONS
ISL12032
DD
CONDITIONS
DD
= 2.7 to 5.5V, T
OL
, until SDA exits
IN
OL
= 2.7 to 5.5V, T
= 3mA
OL
= 0V,
A
= 3mA
= -40°C to +85°C, unless otherwise stated.
= 1mA
DD
DD
DD
DD
DD
A
= -40°C to +85°C, unless otherwise stated.
A
0.05 x V
= -40°C to +85°C, unless otherwise stated. (Continued)
0.7 x V
0.7 x V
(Note 10)
0.7 x V
(Note 10)
(Note 10)
1300
1300
MIN
100
MIN
-0.3
MIN
600
1.0
DD
DD
DD
DD
(Note 4)
(Note 4)
(Note 4)
TYP
TYP
200
3.0
TYP
10
0.3 x V
0.3 x V
(Note 10)
(Note 10)
V
0.3 x V
(Note 10) UNITS
MAX
MAX
600
DD
0.4
0.4
8.0
10
MAX
400
900
0.4
50
+ 0.3
DD
DD
DD
UNITS
UNITS
V/ms
µA
nA
nA
kHz
V
V
V
V
V
V
pF
ns
ns
ns
ns
ns
V
V
V
V
December 14, 2007
NOTES
NOTES
NOTES
FN6618.0
6