AT85C51SND3Bx
Table 263. Low Voltage Regulator Power Characteristics
HVDD = 3 to 3.6 V; TA = -40 to +85°C
Symbol Parameter
Min
Typ
Max Unit Test Conditions
VLV
ILV
Low Voltage Regulator Output Voltage
Low Voltage Regulator Output Current
1.7
1.8
1.9
50
V
IDC = 50 mA
mA
USB
Schematic
Figure 137. USB Connection
RUFT
RUFT
VBUS
UVCC
UBIAS
DPF
DMF
D+
D-
ID
RUB
CUB
DPH
DMH
UID
UVSS
GND
VSS
Parameters
Table 264. USB Component Characteristics
TA = -40 to +85°C
Symbol
RUFT
RUB
Parameter
Min
Typ
39
Max
Unit
Ω
USB Full Speed Termination Resistor
USB Bias Filter Resistor
USB Bias Filter Capacitor
6810
10
Ω
CUB
pF
Audio Codec
Schematic
Figure 138. Audio Codec Connection
CINM
MICIN
CINL
CINL
COUT
LINL
LINR
OUTL
AVSS2
OUTR
COUT
AVCM
AREF
MICBIAS
CVCM
CAREF
CMB
AVSS1
AVSS1
AVSS1
7
7632A–MP3–03/06
ATMEL [ ATMEL ]
