ISL28156_08 Datasheet, PDF (3/13 Pages) Intersil Corporation – 39μA Micropower Single and Dual Precision Rail-to-Rail Input-Output (RRIO) Low Input Bias Current Op Amps

ISL28156, ISL28256
Electrical Specifications
V₊ = 5V, V_- = 0V,V_CM = 2.5V, T_A = +25°C unless otherwise specified.
Boldface limits apply over the operating temperature range, -40°C to +125°C. Temperature data
established by characterization. (Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
MAX
(Note 1) TYP (Note 1)
I_S,OFF
Supply Current, Disabled
10
14
16
I_O+
Short-Circuit Output Current
R_L = 10Ω
28
31
23
I_O-
Short-Circuit Output Current
R_L = 10Ω
24
26
18
V_SUPPLY
V_ENH
V_ENL
I_ENH
Supply Operating Range
Enable Pin High Level
Enable Pin Low Level
Enable Pin Input Current
Guaranteed by PSRR test
V_EN = 5V
2.4
5
2
0.8
0.7
1
1.2
1.2
I_ENL
Enable Pin Input Current
V_EN = 0V
10
16
25
30
t_EN
Enable to Output On-state Delay Time
V_OUT = 1V (enable state); V_EN = High to
10.8
(ISL28156)
Low
t_EN
Enable to Output Off-state Delay Time
V_OUT = 0V (disabled state) V_EN = Low to
0.1
(ISL28156)
High
NOTE:
1. Parts are 100% tested at +25°C. Temperature limits established by characterization and are not production tested.
UNIT
µA
mA
mA
V
V
V
µA
nA
µs
µs
Typical Performance Curves
3
2
R_L = 1k
1
0
-1
R_L = 10k
-2
R_L = 100k
-3
-4
-5 _{AV = 1}
-6 _{CL = 16.3pF}
-7 _{VOUT = 10mVP-P}
-8
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 1. GAIN vs FREQUENCY vs RL
70
Rf = 1M, Rg = 1k, R_L = 10k
60
50
R_L = 10k
C_L = 16.3pF
V_OUT = 10mV_P-P
40
Rf = 100k, Rg = 1k, R_L = 10k
30
20
10 Rf = 9.09, Rg = 1k, RL = INF
0
-10 ^{Rf = 0, Rg = INF, RL = 10k}
100
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 3. CLOSED LOOP GAIN vs FREQUENCY
8
7
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
-6
A_V = 1
R_L = 10k
-7 V_OUT = 10mV_P-P
-8
1k
10k
C_L = 63.3pF
C_L = 55.3pF
C_L = 49.3pF
C_L = 43.3pF
C_L = 38.3pF
C_L = 34.3pF
100k
1M
FREQUENCY (Hz)
FIGURE 2. GAIN vs FREQUENCY vs C_L
1
0
V_S = 2.4V
-1
V_S = 5V
-2
-3
-4
-5
-6
-7 ^{AV = 1}
-8
R_L = 10k
V_OUT = 10mV_P-P
-9
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 4. GAIN vs FREQUENCY vs V_S
3
FN6154.4
February 11, 2008