參數(shù)資料
型號: T7507
元件分類: Codec
英文描述: T7507 Quad PCM Codec with Filters, Termination Impedance, and Hybrid Balance
中文描述: T7507四路PCM編解碼器與過濾器,終端阻抗,以及混合平衡
文件頁數(shù): 16/30頁
文件大小: 558K
代理商: T7507
16
Lucent Technologies Inc.
Data Sheet
August 1999
Termination Impedance, and Hybrid Balance
T7507 Quad PCM Codec with Filters,
Electrical Characteristics
(continued)
dc Characteristics
(continued)
Table 9. Power Dissipation
Power measurements are made with outputs unloaded.
* A nominal 6 mA decrease in current per channel put into standby.
Transmission Characteristics
Table 10. Analog Interface
Parameter
Powerdown Current
Powerup Current*
Standby Current
Symbol
I
DDO
I
DD1
I
DDS
Test Conditions
MCLK present; FSEP = 0.4 V
MCLK, FSEP present; all channels powered up
MCLK, FSEP present; all channels powered down
Min
Typ
0.4
33
7
Max
1
40
10
Unit
mA
mA
mA
Parameter
Symbol
R
VF
X
I
V
IX
RL
VF
R
O
CL
VF
R
O
RO
VF
R
O
Test Conditions
1 V < |VFxI| < 4 V
Relative to ground
Differential load
0 dBm0, 1020 Hz PCM code
applied to D
R
Channel under test in powerdown 3000
Alternating ±0 A-law PCM
code applied to D
R
FSEP = active, no load, channel
under test in powerdown
Alternating ±0 A-law PCM code
applied to D
R
FSEP = 0.4 V
Min
100
2.25
2
Typ
2.35
2
Max
300
2.5
100
20
Unit
k
V
k
pF
Input Resistance, VF
X
IN
Input Voltage, VF
X
IN
Load Resistance, VF
R
ON to VF
R
OP
Load Capacitance, VF
R
ON to VF
R
OP
Output Resistance, VF
R
O
2.35
10000
2.5
V
dc Output Voltage, VF
R
OP, VF
R
ON
V
OR
2.20
dc Output Voltage, VF
R
OP, VF
R
ON
Standby
Differential dc Output
VF
R
OP – VF
R
ON
Output Leakage Current, VF
R
OP,
VF
R
ON Powerdown
Output Voltage Swing, VF
R
OP – VF
R
ON
VO
RPD
2.15
2.35
2.65
V
V
OR
–60
60
mV
IO
VF
R
O
–30
30
μA
V
SWR
RL = 2 k
(differential)
2.6
Vp-p
相關PDF資料
PDF描述
T7570 T7570 Programmable PCM Codec with Hybrid-Balance Filter
T7630 T7630 Dual T1/E1 5.0 V Short-Haul Terminator (Terminator-II)
T7630 Dual T1/E1 5.0 V Short-Haul Terminator (Terminator-II)(雙 T1/E1 5.0V短距離通信終端器)
T8100A H.100/H.110 Interface and Time-Slot Interchangers
T8102A H.100/H.110 Interface and Time-Slot Interchangers
相關代理商/技術參數(shù)
參數(shù)描述
T75-08M2 制造商:The Cherry Corporation 功能描述:
T-751 制造商:RHOMBUS-IND 制造商全稱:Rhombus Industries Inc. 功能描述:Fly Back Transformer
T75-24C3 制造商:Stancor 功能描述:Power Transformer Triple Prim. Single Sec. 120V/208V/240V Prim. 24V Sec. Flange Mount
T7570 制造商:AGERE 制造商全稱:AGERE 功能描述:T7570 Programmable PCM Codec with Hybrid-Balance Filter
T-758 制造商:RHOMBUS-IND 制造商全稱:Rhombus Industries Inc. 功能描述:Transformer