LM348N National Semiconductor, LM348N Datasheet - Page 11

• Manufacturer Part Number: LM348N
• Description: IC, OP-AMP, 1MHZ, 0.5V/µs, DIP-14
• Manufacturer: National Semiconductor

Specifications of LM348N

• Op Amp Type: High Gain
• No. Of Amplifiers: 4
• Bandwidth: 1MHz
• Slew Rate: 0.5V/µs
• Supply Voltage Range: 10V To 36V
• Amplifier Case Style: DIP
• No. Of Pins: 14
• Operating Temperature Range: 0°C To +70°C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Applications—LM148
R1C1 = R2C2 = t
R'1C'1 = R'2C'2 = t'
f
Use the BP outputs to tune Q, Q', tune the 2 sections separately
R1 = R2 = 92.6k, R3 = R4 = R5 = 100k, R6 = 10k, R0 = 107.8k, R
R'1 = R'2 = 50.9k, R'4 = R'5 = 100k, R'6 = 10k, R'0 = 5.78k, R'
C
= 1 kHz, f
S
= 2 kHz, f
p
= 0.543, f
Z
= 2.14, Q = 0.841, f'
A 4th Order 1 kHz Elliptic Filter (4 Poles, 4 Zeros)
P
= 0.987, f'
L
(Continued)
= 100k, R'
Lowpass Response
L
= 100k, R
Z
= 4.92, Q' = 4.403, normalized to ripple BW
H
11
= 248.12k, R'f = 100k. All capacitors are 0.001 µF.
H
= 155.1k,
00778615
www.national.com
00778614