參數資料
型號: 28222-14
廠商: Conexant Systems, Inc.
英文描述: ATM Transmitter/Receiver with UTOPIA Interface
中文描述: 自動柜員機發(fā)射機/接收機的UTOPIA接口
文件頁數: 137/161頁
文件大?。?/td> 1832K
代理商: 28222-14
CN8223
4.0 Electrical and Mechanical Specifications
ATM Transmitter/Receiver with UTOPIA Interface
4.2 DC Characteristics
100046C
Conexant
4-3
Table 4-1
defines the DC characteristics.
Table 4-1. DC Characteristics
Symbol
Parameter
Conditions
Min
Typical
Max
Unit
VT
Switching threshold
CMOS
TTL
2.5
1.5
V
VT+
Schmitt Trigger,
positive-going threshold
CMOS
TTL
1.77
2.0
2.0
2.25
V
VT
Schmitt Trigger,
negative-going threshold
CMOS (5 V)
TTL
1.0
0.8
1.5
1.04
V
Schmitt Trigger Input
Hysteresis Voltage
CMOS VIL to VIH
TTL VIL to VIH
1.0
0.4
1.5
0.8
V
IIN
Inputs
VIN = VDD
10
±
1
10
μ
A
Inputs with pulldown
resistors (5 V)
VIN = VDD
35
115
222
μ
A
Inputs with pullup resistors
(5 V)
VIN = VSS
35
115
214
μ
A
VOH
Voltage output HIGH
4 mA outputs
8 mA outputs
Commercial /military
IOH =
4 mA
IOH =
8 mA
2.4
2.4
V
VOL
Voltage output LOW
4 mA outputs
8 mA outputs
Commercial /military
IOL =
4 mA
IOL =
8 mA
2.4
2.4
V
IDD
Quiescent supply current
VIN = VDD or VSS
User-Design Dependent
VIL
Voltage Input Low
CMOS Levels
TTL Inputs
0.2
VDD
0.8
VDD
V
VIH
Voltage Input High
CMOS Levels
TTL Inputs
TTL Schmitt Trigger
Inputs
Comm./Ind./Mil. temp
range
Ind./Mil. temp range
0.7
VDD
2.0
2.25
V
V
V
IOS
Output short circuit current
4 mA outputs
VDD = 5.25 V, VO = VDD
VDD = 5.25 V, VO = VSS
VDD = 3.45 V, VO = VDD
VDD = 3.45 V, VO = VSS
37
117
50
99
90
75
110
60
140
40
182
31
mA
IOZ
Three-state Output Leakage
Current
VOH = VSS or VDD
10
±1
10
μ
A
CIN
Input Capacitance
Any input and
bidirectional buffers
2.5
pF
COUT
Output Capacitance
2.0
pF
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