AD6255A Просмотр технического описания (PDF) - [Elite Semiconductor Memory Technology Inc.
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AD6255A
[Elite Semiconductor Memory Technology Inc.
AD6255A Datasheet PDF : 3 Pages
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ESMT
AD6255A
16 GNDL
17 USB/I2S
P Ground for left channel
I Low is USB mode, high is I2S mode
Schmitt trigger TTL input buffer
18
SEL1
I Mode selection bit 1
Schmitt trigger TTL input buffer
19
SEL0
I Mode selection bit 0
Schmitt trigger TTL input buffer
20
XO
O Crystal output
21
XI
I Crystal input
22
GND
P Ground
23 REGO
O 3.3V regulator output
24
VDD
P 5V supply voltage
25 USBDM I/O USB data D-
26 USBDP I/O USB data D+
27 THEATER I Theater mode, high active
Schmitt trigger TTL input buffer
28 VOLDN
I Volume down, low active
With internal pull-up resistor
29 VOLUP
I Volume up, low active
With internal pull-up resistor
30 MUTE
I Power-down and mute of Class D
Schmitt trigger TTL input buffer
31 ERROR
O Error output
Open-Drain output
32 RESET
I Reset signal
Schmitt trigger TTL input buffer
Note1: Must be strapped resistor 1MΩ to 3.3V(REGO) or GND. BCLK, LRCIN and PDO must be
strapped to GND. SDATAO is strapped by 1MΩ to GND when AD6255A’s volume/mute is
controlled by external button, otherwise strapped by 1MΩ to 3.3V when AD6255A is I2C slave
mode for SEL1 is logic LOW.
Absolute Maximum Ratings
Symbol
Parameter
Min
VDD
Supply for regulator input
0
VDDL(R)
Supply for Left (Right) Channel
0
Vi
Input Voltage
-0.3
Tstg
Storage Temperature
-65
Ta
Ambient Operating Temperature
0
Voltage Difference between VDDL and VDDR
-1
Voltage Difference between VDDL(VDDR) and DVDD/AVDD -3
VDDL(VDDR) Power-on Voltage Ramp
Max Units
5.5 V
5.5 V
3.6 V
150 oC
70
oC
1
V
3
V
0.2 V/μs
Recommended Operating Conditions
Symbol
Parameter
Typ
VDD
Supply for regulator input
4.5~5.5
VDDL(R)
Supply for Driver Stage
3.0~5.0
Ta Ambient Operating Temperature 0~70
Units
V
V
oC
Elite Semiconductor Memory Technology Inc.
Publication Date: Apr. 2007
Revision: 1.3
3/15
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