參數(shù)資料
型號(hào)： UAC3552A
廠商： MICRONAS SEMICONDUCTOR HOLDING AG
元件分類： 消費(fèi)家電
英文描述： Universal Serial Bus
中文描述： SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝： METRIC, PLASTIC, QFP-44
文件頁(yè)數(shù)： 23/28頁(yè)
文件大小： 337K
代理商： UAC3552A
PRELIMINARY DATA SHEET
UAC 3552A
Micronas
23
USB Transceiver
V
REG
Regulator Voltage
VREG
3.25
3.4
3.55
V
C
L
=1
μ
F
R
O
Driver Output Resistance
including the 24-
external
serial resistor
DPLUS/
DMINUS
28
43
static, LOW or HIGH
t
r
/ t
f
Rise and Fall Times
DPLUS/
DMINUS
4
20
ns
C
L
=50 pF,
driver mode
MA_TRTF
Rise/Fall Time Matching
DPLUS/
DMINUS
90
111.1
%
C
L
=50 pF,
driver mode
V
XOVER
Crossover Voltage
DPLUS/
DMINUS
1.3
2.0
V
C
L
=50 pF,
driver mode
V
CM_DREC
Differential Receiver
Common-Mode Range
DPLUS/
DMINUS
0.8
2.5
V
V
T_SREC
Single-ended Receiver
Threshold Voltage
DPLUS/
DMINUS
0.8
2.0
V
Analog Audio
V
AGNDC
Analog Reference Voltage
AGNDC
2.25
V
R
L
>>
10 M
,
referred to VREF
R
IAUX
Input Resistance at
Input Pins
AUXL/R
12.1
11.6
15
17.9
19.0
k
k
T
J
=
27
°
C
T
A
=
0 to 70
°
C
Input selected,
SUSPD = 0
i =
±
10
μ
A,
referred to VREF
24.2
23.3
30
35.8
37.9
k
k
T
J
=
27
°
C
T
A
=
0 to 70
°
C
Input not selected
SUSPD = 1
i =
±
10
μ
A,
referred to VREF
R
OOUT
Output Resistance at
Output Pins
OUTL/R
700
T
J
=
27
°
C
SUSPD = 1
i =
±
200
μ
A,
referred to VREF
R
OFILT
Output Resistance of
Filter Pins
FINL
15
k
SUSPD = 1, Mute
i =
±
10
μ
A,
referred to VREF
FINR
11.25
k
V
OffI
Offset Voltage at Input Pins
AUXL/R
20
20
mV
SUSPD = 0,
referred to AGNDC
V
OffO
Offset Voltage at
Output Pins
OUTL/R
10
10
mV
SUSPD = 0, Mute
referred to AGNDC
V
OffFI
Offset Voltage at
Filter Output Pins
FOUTL/R
20
20
mV
SUSPD = 0,
referred to AGNDC
V
OffFO
Offset Voltage at
Filter Input Pins
FINL/R
20
20
mV
SUSPD = 0,
referred to AGNDC
dV
DCPD
Difference of DC Voltage at
Output Pins after Back-end
Low Power Sequence
OUTL/R
10
10
mV
Analog Gain = Mute,
SUSPD switched from
0 to 1
Symbol
Parameter
Pin Name
Min.
Typ.
Max.
Unit
Test Conditions
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