4
FN6742.2
November 1, 2013
GAIN CONTROL
Closed-Loop Gain D version user program
(Max Gain, Ri = 0)
27.5 28.5 29.5 dB
A version 5.7 6 6.3 dB
B version 9.2 9.6 10 dB
C version 11.5 12 12.5 dB
Differential Input Impedance Z
IN
SD = V
DD
, A version 70 k
SD = V
DD
, B version 46.25 k
SD
= V
DD
, C version 35 k
SD
= V
DD
, D version, Ri = 2.5k 7.5 k
SD = GND 100 k
SHUTDOWN CONTROL
Input Voltage High V
IH
1.2 V
Input Voltage Low V
IL
0.5 V
Turn-on Time t
WU
SD rising edge from GND to V
DD
3.5 ms
Turn-off Time t
SD
SD falling edge from V
DD
to GND 5 µs
Output Impedance Z
OUT
SD = GND >100 k
NOISE PERFORMANCE
Output Voltage Noise E
n
V
DD
= 3.6V, f = 20Hz to 20kHz, inputs are AC grounded,
A
V
= 6dB, A-weighting
27 µV
V
DD
= 3.6V, f = 20Hz to 20kHz, inputs are AC grounded,
A
V0
= 6dB, no weighting
35 µV
Signal-to-Noise Ratio SNR P
OUT
= 1W, R
L
= 8 102 dB
NOTES:
4. Limits established by Characterization and are not production tested
5. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
Electrical Specifications Typical Values Are Tested at V
DD
= 5V and the Ambient Temperature at +25°C. (Continued)
PARAMETER SYMBOL TEST CONDITIONS
MIN
(Note 5) TYP
MAX
(Note 5) UNITS
ISL99201