ISL12028 Intersil Corporation, ISL12028 Datasheet - Page 6

• Manufacturer Part Number: ISL12028
• Manufacturer: Intersil Corporation

Serial Interface (I
NOTES:
1. IRQ/F
2. V
3. V
4. Bit BSW = 0 (Standard Mode), V
5. Specified at 25°C.
6. In order to ensure proper timekeeping, the V
7. Parameter is not 100% tested.
8. t
SYMBOL
t
t
t
t
t
t
SU:STO
HD:STO
SU:STA
HD:STA
SU:DAT
HD:DAT
t
t
Cpin
HIGH
sequence of a serial interface Write operation, to the end of the self-timed internal non-volatile write cycle.
LOW
t
t
WC
Cb
WC
DH
t
t
IL
RESET
R
F
= V
is the minimum cycle time to be allowed for any non-volatile Write by the user, it is the time from valid STOP condition at the end of Write
OUT
DD
= 2.63V (V
Clock LOW Time
Clock HIGH Time
START Condition Setup Time
START Condition Hold Time
Input Data Setup Time
Input Data Hold Time
STOP Condition Setup Time
STOP Condition Hold Time for
Read, or Volatile Only Write
Output Data Hold Time
SDA and SCL Rise Time
SDA and SCL Fall Time
Capacitive Loading of SDA or SCL Total on-chip and off-chip
Non-volatile Write Cycle Time
SDA, and SCL Pin Capacitance
x 0.1, V
Inactive (no frequency output and no alarms).
IH
2
DD
C) Specifications
PARAMETER
= V
must be greater than V
DD
x 0.9, f
6
BAT
SCL
≥ 1.8V.
= 400kHz.
(Continued)
DD SR-
RESET
Measured at the 30% of V
crossing.
Measured at the 70% of V
crossing.
SCL rising edge to SDA falling edge.
Both crossing 70% of V
From SDA falling edge crossing 30%
of V
70% of V
From SDA exiting the 30% to 70% of
V
crossing 30% of V
From SCL falling edge crossing 70%
of V
70% of V
From SCL rising edge crossing 70%
of V
30% of V
From SDA rising edge to SCL falling
edge. Both crossing 70% of V
From SCL falling edge crossing 30%
of V
70% of V
From 30% to 70% of V
From 70% to 30% of V
DD
DD
DD
DD
DD
window, to SCL rising edge
specification must be followed.
), V
, to SDA rising edge crossing
, until SDA enters the 30% to
to SCL falling edge crossing
to SDA entering the 30% to
DD
DD
DD
DD
BAT
CONDITIONS
.
.
window.
window.
= 0V.
ISL12028
DD
DD
DD
DD
DD
DD
.
DD
.
0.1 x Cb
0.1 x Cb
1300
20 +
20 +
MIN
600
600
600
100
600
600
10
0
0
TYP
12
MAX
250
250
400
10
20
UNITS
ms
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
April 17, 2006
NOTES
FN8233.3
8