CAT5132_06 Datasheet, PDF (4/14 Pages) Catalyst Semiconductor – 16 Volt Digitally Programmable Potentiometer

CAT5132
D.C. ELECTRICAL CHARACTERISTICS
(Over recommended operating conditions unless otherwise stated.)
Symbol
Parameter
Test Conditions
I_CC1
Power Supply Current
(Volatile Write/Read)
I_CC2
Power Supply Current
(Nonvolatile WRITE)
F_SCL = 400kHz, SDA Open,
V_CC = 5.5V, Input = GND
F_SCL = 400kHz, SDA Open,
V_CC = 5.5V, Input = GND
I_SB(VCC) Standby Current (V_CC = 5V)
V_IN = GND or V_CC , SDA = V_CC
I_SB(V+) V+ Standby Current
V_CC = 5V, V+ = 16V
I_LI Input Leakage Current
V_IN = GND to V_CC
I_LO Output Leakage Current
V_OUT = GND to V_CC
V_IL Input Low Voltage
V
Input High Voltage
IH
V_OL1 Output Low Voltage (V_CC = 3.0) I_OL = 3mA
CAPACITANCE
T_A = 25˚C, f = 1.0MHz, V_CC = 5.0V
Symbol
Parameter
Test Conditions
Min
-1
V x 0.7
CC
Min
Max
1
3.0
5
10
10
10
V_CC x 0.3
V + 1.0
CC
0.4
Max
Units
mA
mA
µA
µA
µA
µA
V
V
V
Units
C_I/O Input/Output Capacitance (SDA)
V_I/O = 0V ⁽¹⁾
8
C_IN Input Capacitance (A0, A1, SCL)
V_IN = 0V ⁽¹⁾
6
A.C. CHARACTERISTICS
Symbol
Parameter (see Fig. 1)
V_CC = 2.7 - 5.5V
Min
Max
F
Clock Frequency
400
SCL
T (1)
I
Noise Suppression Time Constant at SCL & SDA Inputs
50
t_AA SLC Low to SDA Data Out and ACK Out
1
t ⁽¹⁾
BUF
Time the bus must be free before a new transmission can start
1.2
t_HD:STA Start Condition Hold Time
0.6
t_LOW Clock Low Period
1.2
t_HIGH Clock High Period
0.6
t_SU:STA Start Condition Setup Time (for a Repeated Start Condition)
0.6
t_HD:DAT Data in Hold Time
0
t ⁽¹⁾
R
SDA and SCL Rise Time
0.3
t ⁽¹⁾
F
SDA and SCL Fall Time
300
t_SU:STO Stop Conditions Setup Time
0.6
t_DH Data Out Hold Time
100
Notes:
1. This parameter is tested initially and after a design or process change that affects the parameter.
pF
pF
Units
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns
Doc. No. 25092, Rev. 04
4
© 2006 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice