Technical data
Analog Integrated Circuit Device Data
8 Freescale Semiconductor
34825
ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
SWITCH (CONTINUED)
SPK_L and SPK_R Switches
On resistance (20 Hz to 470 kHz)
Matching between channels
On resistance flatness (from -1.2 V to 1.2 V)
R
SPK_ON
R
SPK_ONMCT
R
SPK_ONFLT
-
-
-
1.6
0.05
0.01
3.0
0.15
0.05
D+ and D- Switches
On resistance (0.1 Hz to 240 MHz)
Matching between channels
On resistance flatness (from 0.0 V to 3.3 V)
R
USB_ON
R
USB_ONMCT
R
USB_ONFLT
-
-
-
-
0.1
0.02
5.0
0.5
0.1
RXD and TXD Switches
On resistance
On resistance flatness (from 0.0 V to 3.3V)
R
UART_ON
R
UART_ONFLT
-
-
-
-
60
5.0
MIC Switch
On resistance (at below 2.5 V MIC bias voltage)
On resistance flatness (from 1.8 to 2.3 V)
R
MIC_ON
R
MIC_ONFLT
-
-
-
-
100
5.0
Pull-down Resistors between SPK_L or SPK_R Pins to GND
R
PD_AUDIO
- 100 - k
Signal Voltage Range
SPK_L, SPK_R,
D+, D-, RXD, TXD, MIC
-1.5
-0.3
-
-
1.5
3.6
V
PSRR - From VDD (100 mVrms) to DP/DM Pins
(7)
20 Hz to 20 kHz with 32/16 load.
V
A_PSRR
- - -60
dB
Total Harmonic Distortion
(7)
20 Hz to 20 kHz with 32/16 load.
THD
- - 0.05
%
Crosstalk between Two Channels
less than 1.0 MHz
V
A_CT
- -60 -
dB
Off-Channel Isolation
Less than 1.0 MHz
V
A_ISO
- -80 -
dB
POWER SUPPLY TYPE IDENTIFICATION
Data Source Voltage
Loaded by 0~200 A
V
DAT_SRC
0.5 0.6 0.7
V
Data Source Current
I
DAT_SRC
0 - 200 A
Data Detect Voltage
Low threshold
High threshold
V
DAT_REF
0.3
0.8
0.35
0.9
0.4
1.0
V
Data Sink Current
DM pin is biased between 0.15 V to 3.6 V
I
DAT_SINK
65 100 135
A
DP, DM Pin Capacitance
C
DP/DM
- 8.0 - pF
DP, DM Pin Impedance
All switches are off
R
DP/DM
- 50 -
M
Table 4. Static Electrical Characteristics (continued)
Characteristics noted under conditions V
DD
= 3.6 V, V
BUS
= 5.0 V, V
DDIO
= 3.0 V, -40 °C T
A
85 °C (see Figure 1), unless
otherwise noted. Typical values noted reflect the approximate parameter means at V
DD
= 3.6 V and T
A
= 25 °C under nominal
conditions, unless otherwise noted.
Characteristic Symbol Min Typ Max Unit