SI270X-A-EVB Silicon Laboratories Inc, SI270X-A-EVB Datasheet - Page 7

• Manufacturer Part Number: SI270X-A-EVB
• Description: BOARD EVAL FOR SI270X-A
• Manufacturer: Silicon Laboratories Inc

Specifications of SI270X-A-EVB

• Board Type: Fully Populated
• Amplifier Type: Class D
• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 5W x 2 @ 3 Ohm
• Voltage - Supply: 9V
• Utilized Ic / Part: SI270X-A
• Description/function: Audio Amplifiers
• Output Power: 5 W
• Product: Audio Modules
• For Use With/related Products: Si270x
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1929

Table 5. AC Characteristics—Class D Amplifier
(V
Table 4. DC Characteristics—Class D Amplifier
(V
Continuous Output Power
Total Harmonic Distortion + Noise
Signal to Noise Ratio/Dynamic
Range
Spread Mode Common Mode PWM
Carrier Peak Attenuation
Common Mode AM Band Noise
Notch Attenuation
Notes:
Output Voltage Offset
Total Drain-Source On-State
Resistance (Total Bridge)*
*Note: Excludes package bond wire resistance.
DD
DD
1. Measured at filter output. Power measured at the chip output is greater.
2. Guaranteed by characterization.
3. Measured relative to the integrated noise floor in Spread mode. Guaranteed by characterization.
4. Does not include filter efficiency losses.
= 2.7 to 3.6 V, V
= 2.7 to 3.6 V, V
Parameter
Parameter
3
IO
IO
= 1.62 to 3.6 V, V
= 1.62 to 3.6 V, V
2
1
PP
PP
Symbol
R
Symbol
THD+N
= 4 to 6.6 V, T
= 6.6 V, R
V
DSON
SNR
OS
P
O
L
= 8 Ω, VOL = 0 dBFS, T
Measured in ±10 kHz band
around selected frequency
A
V
THD+N = 10%, f = 1 kHz,
THD+N = 10%, f = 1 kHz,
THD+N = 10%, f = 1 kHz,
Relative to Normal Mode
Differential Output
Rev. 0.6
THD+N = 1%, f= 1 kHz,
THD+N = 1%, f= 1 kHz,
= –20 to +85 °C)
PP
f = 1 kHz, Unweighted
f = 1 kHz, Unweighted
Test Condition
f = 1 kHz, A-weighted
f = 1 kHz, A-weighted
Normal mode PWM,
Normal mode PWM,
Spread mode PWM,
Spread mode PWM,
P
= 6.6 V, I
Test Condition
O
=1 W, f = 1 kHz
f = 1 kHz,
f = 1 kHz,
RL = 3 Ω
R
R
R
R
L
L
L
L
= 8 Ω
= 8 Ω
= 4 Ω
= 4 Ω
O
Si2704/05/06/07-A10
= 1A
A
= –20 to +85 °C, unless otherwise noted.)
Min
—
—
Min
—
—
—
—
—
—
—
—
—
—
—
—
Typ
±10
648
Typ
2.7
1.9
4.7
3.4
5.0
0.1
95
92
90
87
24
35
Max
Max
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
Unit
mV
mΩ
dB
dB
dB
dB
dB
dB
W
W
W
W
W
%
7