User's Manual

ATM100
Version 1.0 page 6 of 14
Electrical Characteristics – Audio
Operating Conditions: VDD = 4.5 to 5.5V, TA = 0°C to +60 °C, RF Freq = 2403.35-2477.35MHz, measured at RF
test connector. Typical specifications at TA = 25°C, VDD = 5.0V
PARAMETER CONDITION MIN TYP MAX UNIT
Frequency Response
1)
20 10K Hz
Gain Flastness
2)
0dB Input/Output Gain
±0.2
dB
SNR I2S Input/Output 94 dB
THD+N 94 dB
Notes;
1) 16 bit audio, 22.2KSps over-the-air sample rate firmware build
2) 16 bit audio, 22.2KSps over-the-air sample rate firmware build – 10KHz frequency response
Electrical Characteristics – Audio latency
Operating Conditions: VDD = 4.5 to 5.5V, TA = 0°C to +60 °C, RF Freq = 2403.35-2477.35MHz, measured at RF
test connector. Typical specifications at TA = 25°C, VDD = 5.0V
PARAMETER CONDITION MIN TYP MAX UNIT
22.2KSps OTA Sample latency Standard Firmware 17 ms
44.4KSps OTA Sample latency Standard Firmware 14 ms
Antenna Characteristics
PARAMETER CONDITION MIN TYP MAX UNIT
Frequency Range 2400 2480 MHz
VSWR
ANT1 1.92:1
ANT2 2.23:1
Peak Gain 4.8 dBi
Efficiency
ANT1 70.2 %
ANT2 63.8 %
Isolation -14 dB
Impedance 50 Ω