MAX260BENG Maxim Integrated Products, MAX260BENG Datasheet - Page 6

• Manufacturer Part Number: MAX260BENG
• Description: Active Filter
• Manufacturer: Maxim Integrated Products

Specifications of MAX260BENG

• Number Of Channels: 2
• Cutoff Frequency: 7.5 KHz
• Supply Voltage (max): 12.6 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage (min): 4.74 V
• Package / Case: PDIP N-24
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Microprocessor Programmable
Universal Active Filters
(T
Wideband RMS Noise
6
Note 1: f
Note 2: f
Note 3: Clock feedthrough is removed with an RC lowpass ar 4f
A
= +25°C, unless otherwise noted.)
-10
-20
_______________________________________________________________________________________
30
20
10
20
16
12
-4
0
8
4
0
0.2
0.5
MODE
±5V
Q = 8
T
f
±5V
25°C
Q = 8
f
CLK
CLK
A
C = 2000pF for MAX261.
f
0
Q ERROR vs. CLOCK FREQUENCY
Q ERROR vs. CLOCK FREQUENCY
1
2
3
4
1
2
3
4
CLK
CLK
= 25°C
0.4
/f
1.0
0
¡ N = 0
¡ N = 0
/f
= 1MHz for MAX261/MAX262, f
CLOCK FREQUENCY (MHz)
CLOCK FREQUENCY (MHz)
0
LP
-84
-88
-84
-83
-87
-89
-87
-87
0.6
MAX261/MAX262
ratio programmed at N = 63 (see Table 2)
1.5
MODES 2 & 3
MAX260
0.8
BP HP/AP/N
-90
-90
-90
-89
-89
-88
-88
-88
2.0
Q = 1
MODE 3
1.0
(db ref. to 2.47V
MODE 2
2.5
MODE 4
-84
-88
-88
-84
-86
-85
-85
-86
MODE 1
1.2
MODES 1, 4
3.0
1.4
-80
-84
-80
-79
-81
-83
-80
-81
LP
3.5
RMS
BP
-82
-82
-82
-81
-81
-80
-82
-81
CLK
, 7V
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
Q = 8
0.2
25
20
15
10
5
0
= 350kHz for MAX260
1.0
P-P
5
F
HP/AP/N
CLK FREQ = 500KHz
25°C
CONTROL PINS (5V, 0V)
CLK
f
±5V
Q = 8
T
CLK
f
I
A
0
) ±5V Supplies
DD
= 25°C
-85
-84
-82
-85
-86
-82
-80
-86
/F
6
¡ N = 0
vs. POWER SUPPLY VOLTAGE
0
1.5
ERROR vs. CLOCK FREQUENCY
CLOCK FREQUENCY (MHz)
CLOCKS (5V, 0V)
7
MAX261/MAX262
V+ TO V- (V)
2.0
-72
-77
-73
-71
-73
-75
-71
-71
LP
8
0
, ie., R = 3.9kΩ,
CLOCKS (5V, -5V)
MODES 2, 3
9
2.5
Typical Operating Characteristics
BP
-73
-73
-73
-73
-73
-72
-72
-72
Q = 64
10
MODES 1, 4
3.0
HP/AP/N
11
-85
-76
-74
-85
-86
-74
-72
-86
12
3.5
Noise Spectral Distribution
(MAX261, f
7V
MEASUREMENT
Wideband
3kHz
C Message
Weighted
P-P
BANDWIDTH
20
19
18
17
16
15
14
13
8
7
6
5
4
3
2
1
0
)
0.5
0.2
±5V
CONTROL PINS (5V, 0V)
25°C
CLK
0.6
I
DD
MAX260 MODE 4
OUTPUT SIGNAL SWING
vs. CLOCK FREQUENCY
MAX260 MODES 1, 2, 3
= 1MHz, dB ref. to 2.47V
CLOCK FREQUENCY (MHz)
CLOCK FREQUENCY (MHz)
vs. CLOCK FREQUENCY
1.0
1.5
MAX261/MAX262 ALL MODES
Q = 1 Q = 8 Q = 64
1.4
-84
-87
-93
CLOCK (2.4V, 0.8V)
CLOCK (5V, -5V)
2.5
1.8
CLOCK (5V, 0V)
-80
-87
-93
±5V
25°C
Q = 8
f
CLK
2.2
/f
0
¡ N = 0
2.8
3.5
-72
-86
-93
RMS
3.0
,