High-Precision, Low-Voltage, Current-Sense Amplifier
with Current Output and Chip Select for Multiplexing
Typical Operating Characteristics (continued)
(VCC = 3.3V, VRS+ = VRS- = 3.0V, VSENSE = 0, CL = 1000pF, ROUT = 10kΩ to GND for unidirectional operation, ROUT = 10kΩ to VCC/2
for bidirectional operation. TA = +25°C, unless otherwise noted.)
VCS
2V/div
VOUT
500mV/div
VOUT
500mV/div
POWER-UP TIME
MAX9934 toc28
MAX9934T
1% FINAL VALUE
1V
0.1% FINAL VALUE
1% FINAL VALUE
1V
MAX9934F
0.1% FINAL VALUE
CBYPASS = 0.1µF
100Fs/div
VSENSE
5mV/div
SATURATION RECOVERY TIME
VOUT = VOL TO 1V (MAX9934T)
MAX9934 toc29
UNIDIRECTIONAL
1mV
VOUT
500mV/div
1V
0V
400Fs/div
SATURATION RECOVERY TIME
VOUT = VOH TO 1V (MAX9934T)
MAX9934 toc30
UNIDIRECTIONAL
VSENSE
10mV/div
VOUT
1V/div
1V
400µs/div
_______________________________________________________________________________________ 9