MAX7412EUA+ Maxim Integrated Products, MAX7412EUA+ Datasheet - Page 5

• Manufacturer Part Number: MAX7412EUA+
• Description: IC FILTER LOWPASS 5TH 8UMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX7412EUA+

• Filter Type: Elliptic, Lowpass Switched Capacitor
• Frequency - Cutoff Or Center: 15kHz
• Number Of Filters: 1
• Max-order: 5th
• Voltage - Supply: 2.7 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Number Of Channels: Single
• Cutoff Frequency: 15 KHz
• Supply Voltage (max): 3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3 V
• Supply Voltage (min): 2.7 V
• For Use With: MAXFILTERBRD+ - BOARD EVAL MAX7408/7415/418-7425
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELLIPTIC FILTER (r = 1.25) CHARACTERISTICS—MAX7411/MAX7415
(V
V
Note 1: The maximum f
Note 2: DC insertion gain is defined as ∆V
Note 3: f
Note 4: The input frequencies, f
(V
T
COM
Insertion Gain
with DC Gain Error Removed
(Note 4)
A
DD
DD
-100
-120
= +25°C; unless otherwise noted.)
-20
-40
-60
-80
20
0
= +5V for MAX7411, V
= V
= +5V for MAX7408/MAX7411, V
0
input at 0.2f
OSC
OS
PARAMETER
= V
1
FREQUENCY RESPONSE
(kHz) ≈ 27 · 10
MAX7408/MAX7412
INPUT FREQUENCY (kHz)
DD
/ 2; f
2
C
_______________________________________________________________________________________
.
CLK
C
is defined as the clock frequency f
3
DD
= 100kHz; T
3
/ C
f
r = 1.6
C
= +3V for MAX7415; filter output measured at OUT; 10kΩ
IN
= 1kHz
4
OSC
, are selected at the peaks and troughs of the ideal elliptic frequency responses.
f
f
f
f
f
f
f
f
IN
IN
IN
IN
IN
IN
IN
IN
(C
= 0.38f
= 0.68f
= 0.87f
= 0.97f
= f
= 1.25f
= 1.43f
= 3.25f
5
DD
OSC
A
C
= T
OUT
= +3V for MAX7412/MAX7415; f
in pF).
C
C
C
C
C
C
C
MIN
/ ∆V
-100
-120
-20
-40
-60
-80
to T
20
0
IN
0
.
MAX
5th-Order, Lowpass, Elliptic,
CONDITIONS
; unless otherwise noted. Typical values are at T
Switched-Capacitor Filters
1
FREQUENCY RESPONSE
CLK
MAX7411/MAX7415
INPUT FREQUENCY (kHz)
= 100 · f
2
Typical Operating Characteristics
3
C
at which the peak SINAD drops to 68dB with a sinusoidal
CLK
f
r = 1.25
C
= 1kHz
4
= 100kHz; SHDN = V
5
||
50pF load to GND at OUT; SHDN = V
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
0.2
MIN
-0.4
-0.4
-0.4
-0.4
-0.7
0
0
f
r = 1.6
PASSBAND FREQUENCY RESPONSE
C
= 1kHz
204
DD
-38.5
-37.2
-37.2
TYP
-0.2
-0.2
A
-0.2
MAX7408/MAX7412
0.2
0.2
INPUT FREQUENCY (Hz)
; V
= +25°C.) (Note 3)
COM
408
MAX
= V
0.4
0.4
0.4
0.4
0.2
-34
-35
-35
612
OS
= V
816
UNITS
DD
dB
1.02k
DD,
/ 2;
5