CAT524 Catalyst Semiconductor, CAT524 Datasheet - Page 3

• Manufacturer Part Number: CAT524
• Description: Configured Digitally Programmable Potentiometer (DPP): Programmable Voltage Applications
• Manufacturer: Catalyst Semiconductor

DC ELECTRICAL CHARACTERISTICS (Cont.):
V
AC ELECTRICAL CHARACTERISTICS:
V
NOTES: 1. All timing measurements are defined at the point of signal crossing V
Power Supply
Analog Output
Temperature
Symbol
Digital
t
t
t
t
t
t
t
t
t
t
t
t
t
t
f
Analog
t
Pin Capacitance
C
C
Symbol
FSO
ZSO
I
R
PSSR
TC
TC
I
I
V
DD
DD
L
DD1
DD2
CSMIN
CSS
CSH
DIS
DIH
DO1
DO0
HZ
Busy
LZ
PROG
PS
CLK
CLK
C
DS
DD
IN
OUT
OUT
O
REF
= +2.7V to +5.5V, V
= +2.7V to +5.5V , V
H
L
2. These parameters are periodically sampled and are not 100% tested.
Parameter
Full-Scale Output Voltage
Zero-Scale Output Voltage
DAC Output Load Current
DAC Output Impedance
Power Supply Rejection
V
Temperature Coefficient of
V
Supply Current (Read)
Supply Current (Write)
Operating Voltage Range
Parameter
Minimum CS Low Time
CS Setup Time
CS Hold Time
DI Setup Time
DI Hold Time
Output Delay to 1
Output Delay to 0
Output Delay to High-Z
Erase/Write Cycle Time
Output Delay to Low-Z
Erase/Write Pulse Width
PROG Setup Time
Minimum CLK High Time
Minimum CLK Low Time
Clock Frequency
DAC Settling Time to 1/2 LSB
Input Capacitance
Output Capacitance
OUT
REF
Resistance
Temperature Coefficient
REF
REF
H = +V
H = +V
DD
DD
, V
, V
REF
REF
L = 0V, unless otherwise specified
L = 0V, unless otherwise specified
Conditions
V
V
V
V
I
V
V
V
Normal Operating
Conditions
C
C
V
V
LOAD
V
V
IN
OUT
R
R
DD
DD
REF
DD
REF
LOAD
LOAD
DD
DD
= V
= V
= 0V, f = 1 MHz
= +5V
= +3V
= +5V, I
=5V
=3V
H = +5V, V
H to V
= 0V, f = 1 MHz
= 250 nA
REF
REF
= 10 pF, V
= 10 pF, V
C
see note 1
L
= 100 pF,
H–V
H–V
REF
3
LOAD
L
REF
REF
REF
DD
DD
= 250nA
L
L
L = 0V
(2)
= +5V
= +3V
(2)
DD
/ 2.
0.99 V
Min
Min
150
100
700
150
500
300
DC
2.7
50
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
R
0.995 V
0.005 V
1600
1000
Typ
Typ
400
400
700
400
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
4
3
6
8
6
R
R
0.01 V
2500
1600
Max
Max
150
150
100
150
200
600
5.5
Doc. No. 25076-00 Rev. 4/01
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10
10
—
—
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5
1
1
1
R
Units
LSB / V
ppm / C
CAT524
k
k
V/ C
Units
V
V
V
MHz
A
A
A
A
ns
ns
ns
ns
ns
ns
ns
ns
ms
ns
ns
ns
ns
ns
pF
pF
s
s