1

2

3

20

19

11

10

9

12

13

4

5

6

7

8

N/C

4IN+

3IN+

N/C

1IN+

2IN+

N/C

N/C

18

17

16

15

14

LM148QML

SNOSAH3A – FEBRUARY 2005 – REVISED MARCH 2013

www.ti.com

Figure 2. Top View

See Package Number NAJ0020A

Schematic Diagram

* 1 pF in the LM149

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam

during storage or handling to prevent electrostatic damage to the MOS gates.

2

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