參數(shù)資料
型號: MC145567DW
廠商: MOTOROLA INC
元件分類: 編解碼器
英文描述: PCM Codec-Filter
中文描述: A-LAW, PCM CODEC, PDSO20
封裝: PLASTIC, SOP-20
文件頁數(shù): 7/20頁
文件大?。?/td> 342K
代理商: MC145567DW
MC145554
MC145557
MC145564
MC145567
MOTOROLA
7
ANALOG ELECTRICAL CHARACTERISTICS
(VCC = + 5 V
±
5%, VBB = – 5 V
±
5%, VFXI – Connected to GSX, TA = – 40 to + 85
°
C)
Characteristic
Min
Typ
Max
Unit
Input Current (– 2.5
Vin
+ 2.5 V)
AC Input Impedance to GNDA (1 kHz)
VFXI
+, VFXI
VFXI
+, VFXI
VFXI
+, VFXI
VFXI
+, VFXI
VFXI
+, VFXI
VFXI
+, VFXI
±
0.05
±
0.2
μ
A
10
20
M
Input Capacitance
10
pF
Input Offset Voltage of GSX Op Amp
Input Common Mode Voltage Range
±
25
mV
– 2.5
2.5
V
Input Common Mode Rejection Ratio
65
dB
Unity Gain Bandwidth of GSX Op Amp (Rload
10 k
)
DC Open Loop Gain of GSX Op Amp (Rload
10 k
)
Equivalent Input Noise (C–Message) Between VFXI+ and VFXI– at GSX
Output Load Capacitance for GSX Op Amp
Output Voltage Range for GSX
1000
kHz
75
dB
20
dBrnC0
0
100
pF
Rload = 10 k
to GNDA
Rload = 600
to GNDA
– 3.5
– 2.8
+ 3.5
+ 2.8
V
Output Current (– 2.8 V
Vout
+ 2.8 V)
Output Impedance VFRO (0 to 3.4 kHz)
Output Load Capacitance for VFRO
VFRO Output DC Offset Voltage Referenced to GNDA
Transmit Power Supply Rejection
GSX, VFRO
±
5.0
mA
1
0
500
pF
±
100
mV
Positive, 0 to 100 kHz, C–Message
Negative, 0 to 100 kHz, C–Message
45
45
dBC
Receive Power Supply Rejection
Positive, 0 to 100 kHz, C–Message
Positive, 4 kHz to 25 kHz
Positive, 25 kHz to 50 kHz
Negative, 0 to 100 kHz, C–Message
Negative, 4 kHz to 25 kHz
Negative, 25 kHz to 50 kHz
50
50
43
50
45
38
dBC
dB
dB
dBC
dB
dB
MC145564/67 Power Drivers
Input Current (– 1 V
VPI
+ 1 V)
VPI
±
0.05
±
0.5
μ
A
Input Resistance (– 1 V
VPI
+ 1 V)
VPI
5
10
M
Input Offset Voltage (VPI Connected to VPO–)
VPI
±
50
mV
Output Resistance, Inverted Unity Gain
VPO+ or VPO–
1
Unity Gain Bandwidth, Open Loop
VPO–
400
kHz
Load Capacitance (
Rload
300
)
Gain from VPO– to VPO+ (Rload = 300
, VPO+ to GNDA Level at VPO–
= 1.77 Vrms, +3 dBm0)
VPO+ or VPO– to GNDA
0
1000
pF
1
V/V
Maximum 0 dBm0 Level for Better than
±
0.1 dB Linearity Over the
Range – 10 dBm0 to + 3 dBm0 (For Rload between VPO+
and VPO–)
Rload = 600
Rload = 1200
Rload = 10 k
3.3
3.5
4.0
Vrms
Power Supply Rejection of VCC or VBB (VPO– Connected to VPI)
VPO
+ or VPO
– to GNDA
0 to 4 kHz
4 to 50 kHz
55
35
dB
Differential Power Supply Rejection of VCC or VBB (VPO– Connected to VPI)
VPO+ to VPO–, 0 to 50 kHz
50
dB
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