CAT1161, CAT1162
D.C. OPERATING CHARACTERISTICS
V
CC
= 2.7V to 6V, unless otherwise specified.
Symbol
I
CC
I
SB
I
LI
I
LO
V
IL
V
IH
V
OL1
Parameter
Power Supply Current
Standby Current
Input Leakage Current
Output Leakage Current
Input Low Voltage
Input High Voltage
Output Low Voltage (SDA)
I
OL
= 3 mA, V
CC
= 3.0V
Test Conditions
f
SCL
= 100 KHz
V
CC
= 3.3V
V
CC
= 5
V
IN
= GND or V
CC
V
IN
= GND or V
CC
-1
V
CC
x 0.7
Min
Typ
Max
3
40
50
2
10
V
CC
x 0.3
V
CC
+ 0.5
0.4
Units
mA
µA
µA
µA
µA
V
V
V
CAPACITANCE
T
A
= 25ºC, f = 1.0MHz, V
CC
= 5V
Symbol
C
I/O(1)
C
IN
(1)
Test
Input/Output Capacitance (SDA)
Input Capacitance (SCL)
Conditions
V
I/O
= 0V
V
IN
= 0V
Max
8
6
Units
pF
pF
A.C. CHARACTERISTICS
V
CC
= 2.7V to 6.0V unless otherwise specified. Output Load is 1 TTL Gate and 100pF.
Symbol
F
SCL
T
I(1)
t
AA
t
BUF(1)
t
HD:STA
t
LOW
t
HIGH
t
SU:STA
t
HD:DAT
t
SU:DAT
t
R(1)
t
F(1)
t
SU:STO
t
DH
Parameter
Clock Frequency
Noise Suppresion Time Constant at SCL, SDA Inputs
SLC Low to SDA Data Out and ACK Out
Time the Bus Must be Free Before a New Transmission
Can Start
Start Condition Hold Time
Clock Low Period
Clock High Period
Start Condition Setup Time (for a Repeated Start Condition)
Data in Hold Time
Data in Setup Time
SDA and SCL Rise Time
SDA and SCL Fall Time
Stop Condition Setup Time
Data Out Hold Time
4
100
4.7
4
4.7
4
4.7
0
50
1
300
0.6
100
Min
Max
100
200
3.5
1.2
0.6
1.2
0.6
0.6
0
50
0.3
300
Min
Max
400
200
1
Units
kHz
ns
µs
µs
µs
µs
µs
µs
ns
ns
µs
ns
µs
ns
POWER-UP TIMING
Symbol
t
PUR
t
PUW
Parameter
Power-up to Read Operation
Power-up to Write Operation
Max
1
1
Units
ms
ms
Notes:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
(2) t
PUR
and t
PUW
are the delays required from the time V
CC
is stable until the specific operation can be initiated.
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
3
Doc. No. MD-3002 Rev. G
CATALYST [ CATALYST SEMICONDUCTOR ]
