TLE2682 Datasheet, PDF (27/49 Pages) Texas Instruments – HIGH-SPEED JFET-INPUT DUAL OPERATIONAL AMPLIFIER WITH SWITCHED-CAPACITOR VOLTAGE CONVERTER

TLE2682
HIGHĆSPEED JFETĆINPUT DUAL OPERATIONAL AMPLIFIER
WITH SWITCHEDĆCAPACITOR VOLTAGE CONVERTER
SLOS127 − JUNE 1993
TYPICAL CHARACTERISTICS^†
SWITCHED-CAPACITOR SECTION
SHUTDOWN THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE
0.6
0.5
VFB/SD
0.4
0.3
0.2
SUPPLY CURRENT
vs
INPUT VOLTAGE
5
IO = 0
4
3
2
0.1
1
0
− 50 − 25
0
25
50
75
100
TA − Free-Air Temperature − °C
Figure 59
0
0
2.5
5
7.5
10 12.5 15
VCC − Input Voltage − V
Figure 60
OSCILLATOR FREQUENCY
vs
FREE-AIR TEMPERATURE
35
33
31
29
VCC = 15 V
27
25
VCC = 3.5 V
23
21
19
17
15
− 50 −25
0
25
50
75 100
TA − Free-Air Temperature − °C
Figure 61
SUPPLY CURRENT IN SHUTDOWN
vs
INPUT VOLTAGE
120
100
VFB/SD = 0
80
60
40
20
0
0
2.5
5
7.5
10 12.5 15
VCC − Input Voltage − V
Figure 62
† _{Data applies to the switched-capacitor block only. Amplifier block is not connected.}
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
• POST OFFICE BOX 1443 HOUSTON, TEXAS 77251−1443
27