ICL7650-SCPD Datasheet, PDF (10/13 Pages) Intersil Corporation – 2MHz, Super Chopper-Stabilized Operational Amplifier

Typical Performance Curves (Continued)
160
R_L = 10kΩ
140
C_EXT = 1μF
50
120
70
100
90
80
110
60
130
40
20
0.01 0.1
1
10 100 1k
FREQUENCY (Hz)
10k 100k
FIGURE 17. OPEN LOOP GAIN AND PHASE SHIFT vs
FREQUENCY
2
1
0
CLOCK OUT
HIGH
-1
-2
CLOCK OUT
LOW
NOTE:
0 0.5 1.0 1.5 2.0
TIME (μS)
The two different responses correspond to the two phases of the clock.
FIGURE 19. VOLTAGE FOLLOWER LARGE SIGNAL PULSE
RESPONSE (NOTE)
2
1
CLOCK OUT
LOW
0
-1
-2
CLOCK OUT
HIGH
0 0.5 1.0 1.5 2.0 2.5
TIME (μs)
NOTE: The two different responses correspond to the two phases of
the clock.
FIGURE 18. VOLTAGE FOLLOWER LARGE SIGNAL PULSE
RESPONSE (NOTE)
100μA
10μA
1μA
100nA
10nA
1nA
100pA
10pA
1pA
0.8
0.6
0.4
0.2
0
OUTPUT VOLTAGE (ΔV-)
FIGURE 20. N-CHANNEL CLAMP CURRENT vs OUTPUT
VOLTAGE
100μA
10μA
1μA
100nA
10nA
1nA
100pA
10pA
1pA
-0.8
-0.6
-0.4
-0.2
0
OUTPUT VOLTAGE (ΔV+)
FIGURE 21. P-CHANNEL CLAMP CURRENT vs OUTPUT VOLTAGE
10
FN2920.10
April 12, 2007