at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 245

• Manufacturer Part Number: at85c51snd3b
• Description: Single-chip Digital Audio Decoder - Encoder With Usb 2.0 Interface
• Manufacturer: ATMEL Corporation

USB
Schematic
Parameters
Audio Codec
Schematic
7632C–MP3–11/06
Table 269. Low Voltage Regulator Power Characteristics
HV
Figure 137. USB Connection
Table 270. USB Component Characteristics
T
Figure 138. Audio Codec Connection
Symbol Parameter
A
Symbol
V
= -40 to +85 ° C
DD
I
AVSS1
LV
R
LV
R
C
UFT
UB
UB
= 3 to 3.6 V; T
C
VCM
Low Voltage Regulator Output Voltage
Low Voltage Regulator Output Current
R
UVSS
Parameter
USB Full Speed Termination Resistor
USB Bias Filter Resistor
USB Bias Filter Capacitor
AVCM
UB
C
UB
A
AVSS1
= -40 to +85° C
UBIAS
C
C
C
C
INM
INL
INL
AREF
AREF
MICIN
LINL
LINR
VBUS
AVSS1
GND
D+
D-
ID
C
MB
VSS
MICBIAS
Min
1.7
UVCC
UID
Min
Typ
1.8
AT85C51SND3B
AVSS2
Max
OUTR
OUTL
1.9
50
R
R
6810
Typ
UFT
UFT
39
10
Unit
mA
V
I
DC
Test Conditions
Max
DPF
DMF
DPH
DMH
C
C
= 50 mA
OUT
OUT
Unit
pF
Ω
Ω
245