CAT1163
D.C. OPERATING CHARACTERISTICS
VCC = 2.7V to 6.0V, unless otherwise specified.
Symbol Parameter
Test Conditions
fSCL = 100kHz
VCC = 3.3V
Min
Typ
Max
Units
mA
µA
µA
µA
µA
V
ICC
Power Supply Current
3
40
50
ISB
Standby Current
VCC = 5V
ILI
ILO
Input Leakage Current
Output Leakage Current
Input Low Voltage
VIN = GND or VCC
VIN = GND or VCC
2
10
VIL
-1
VCC x 0.3
VCC + 0.5
0.4
VIH
VOL1
Input High Voltage
VCC x 0.7
V
Output Low Voltage (SDA)
IOL = 3 mA, VCC = 3.0V
V
CAPACITANCE
TA = 25ºC, f = 1.0MHz, VCC = 5V
Symbol
Test
Conditions
VI/O = 0V
VIN = 0V
Max
8
Units
pF
(1)
CI/O
Input/Output Capacitance (SDA)
Input Capacitance (SCL)
(1)
CIN
6
pF
A.C. CHARACTERISTICS
CC = 2.7V to 6.0V unless otherwise specified. Output Load is 1 TTL Gate and 100pF.
cc = 2.7V - 6V Vcc = 4.5V – 5.5V
V
V
Symbol Parameter
Units
kHz
ns
Min
Max
100
200
3.5
Min
Max
400
200
1
FSCL
TI(1)
tAA
Clock Frequency
Noise Suppresion Time Constant at SCL, SDA Inputs
SLC Low to SDA Data Out and ACK Out
µs
Time the Bus Must be Free Before a New Transmission
Can Start
(1)
tBUF
4.7
1.2
µs
tHD:STA
tLOW
Start Condition Hold Time
Clock Low Period
4
4.7
4
0.6
1.2
0.6
0.6
0
µs
µs
µs
µs
ns
ns
µs
ns
µs
ns
tHIGH
Clock High Period
tSU:STA
tHD:DAT
tSU:DAT
Start Condition Setup Time (for a Repeated Start Condition)
Data in Hold Time
4.7
0
Data in Setup Time
50
50
(1)
tR
SDA and SCL Rise Time
SDA and SCL Fall Time
Stop Condition Setup Time
Data Out Hold Time
1
0.3
(1)
tF
300
300
tSU:STO
tDH
4
0.6
100
100
POWER-UP TIMING (1)(2)
Symbol Parameter
Max
Units
ms
tPUR
tPUW
Power-up to Read Operation
Power-up to Write Operation
1
1
ms
Notes:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
(2) tPUR and tPUW are the delays required from the time VCC is stable until the specific operation can be initiated.
© 2007 Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
3
Doc. No. 3003 Rev. E
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