SHC298 Datasheet, PDF (5/9 Pages) Burr-Brown (TI) – Monolithic SAMPLE/HOLD AMPLIFIER

TYPICAL PERFORMANCE CURVES (CONT)
At T_J = +25°C, ±15V supplies, 1000pF holding capacitor, –11.5V ≤ V_IN ≤ +11.5, R_L = 10kΩ, Logic Reference Voltage = 0V, and Logic Voltage = 2.5 V, unless
otherwise noted.
DYNAMIC SAMPLING ERROR
100
+V_CC = –V_CC = 15V
T_J = 25°C
10
Hold Capacitor
1000pF
0.01µF
1
0.1
0.01
0.1
0.1µF
1µF
3000pF
1
10
100
Input Slew Rate (V/ms)
1000
0.3
T_J = 25°C
0.2 RL = 10kΩ
Sample Mode
0.1
GAIN ERROR
0
–0.1
Slope ≈ 0.0007%
–0.2
–0.3
–15
–10
–5
0
5
Output Voltage (V)
10
15
CHARGE OFFSET
1.6
1.2
C_H = 0.01µF
T_J = 25°C
0.8
0.4
T_J = –55°C
0
–0.4
–0.8
T_J = 25°C
T_J = 125°C
–1.2
–1.6
–15
–10
–5
0
5
Input Voltage (V)
10
15
POWER SUPPLY REJECTION
160
140
T_J = 25°C
+V_CC = –V_CC = 15V
120 ^{VOUT = 0V}
100
80
Positive Supply
60
Negative Supply
40
20
0
100
1k
10k
100k
1M
Frequency (Hz)
25
20
15
10
5
0
–5
–10
–15
–50 –25
INPUT BIAS CURRENT
–0 25 50 75 100 125 150
Junction Temperature (°C)
FEEDTHROUGH REJECTION RATIO
130
120
C_H ≥ 0.1µF
110
+V_CC = –V_CC = 15V
V_IN = 10Vp-p
T_J = 25°C
100 C_H = 0.01µF
90
C_H = 1000pF
80
70
60
50
10
100
1k
10k
100k
1M
Frequency (Hz)
®
5
SHC298/298A