LT1311 Datasheet, PDF (3/8 Pages) Linear Technology – Quad 12MHz, 145ns Settling Precision Current-to-Voltage Converter for Optical Disk Drives

LT1311
ELECTRICAL CHARACTERISTICS V_S = 10V, V_BIAS = 5V, T_A = 25°C, unless otherwise noted.
SYMBOL
BW
t_r, t_f
PARAMETER
Small-Signal Bandwidth
Full Power Bandwidth
Rise Time, Fall Time
OS
Overshoot
t_S
Settling Time
THD
Total Harmonic Distortion
Crosstalk
CONDITIONS
V_OUT = 2.5V_P-P, R_IN = 20k
10% to 90%, V_OUT = 6V_P-P, R_IN = 20k
10% to 90%, V_OUT = 100mV_P-P, R_IN = 20k
V_OUT = 100mV_P-P, R_IN = 20k
∆V_OUT = 2V, 0.1%, R_IN = 20k
V_S = ±15V, ∆V_OUT = 10V, 0.1%, R_IN = 20k
V_OUT = 2V_RMS, 20Hz to 20kHz, R_IN = 20k
V_OUT = 3V to 7V, R_L = 2k to 5V, f = 100Hz,
3 Channels Driven
MIN TYP MAX
12
10
65
35
0
145
210
0.004
110
UNITS
MHz
MHz
ns
ns
%
ns
ns
%
dB
The q denotes specifications which apply over the full specified
temperature range of 0°C to 70°C.
Note 1: A heat sink may be required depending on the power supply
voltage and the number of amplifiers that are shorted.
TYPICAL PERFORMANCE CHARACTERISTICS
Supply Current vs Supply Voltage
12
11
T_A = 125°C
10
9
8
T_A = 25°C
7
6
T_A = –55°C
5
4
3
2
0 5 10 15 20 25 30 35 40
TOTAL SUPPLY VOLTAGE (V)
1311 G01
Short-Circuit Current
vs Temperature
90
80
70
V_S = ±15V
I_IN = 750µA
60
50
V_S = ± 5V
I_IN = 250µA
40
30
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1311 G04
Bias Voltage Range vs
Temperature
V⁺
V⁺–1
V⁺–2
V^–+2
V^–+1
V^–
–50 –25
0 25 50 75
TEMPERATURE (°C)
–3dB Bandwidth vs
Load Resistance
20
V_S = ±15V
18
100 125
1311 G02
16
V_S = ±5V
14
12
10
8
6
100
R_IN = 100k
1k
LOAD RESISTANCE (Ω)
10k
1131 G05
Output Saturation Voltage
vs Load Current
V⁺
125°C
25°C
V⁺–1
–55°C
V⁺–2
V^–+2
V^–+1
V
–
0.01
–55°C
125°C
25°C
0.1
1
LOAD CURRENT (mA)
10
1311 G03
Output Impedance vs Frequency
100
R_IN = ∞
10
V_S = ±5V
1
V_S = ±15V
0.1
0.01
1k
10k
100k
1M
FREQUENCY (Hz)
10M
1311 G06
3