2009 Teridian Semiconductor Corporation Rev 1.3 DIGI" />
參數(shù)資料
型號: 78Q2120C09-CGTR/F
廠商: Maxim Integrated
文件頁數(shù): 14/35頁
文件大小: 0K
描述: IC TXRX 10/100BASE-TX 64LQFP
標(biāo)準(zhǔn)包裝: 1,500
系列: *
78Q2120C
10/100BASE-TX
Transceiver
Page: 21 of 35
2009 Teridian Semiconductor Corporation
Rev 1.3
DIGITAL I/O CHARACTERISTICS:
Pins of type CI, CIU, CID, CIO:
PARAMETER
SYMBOL
CONDITIONS
MIN
NOM
MAX
UNIT
Input Voltage Low
Vil
0.8
V
Input Voltage High
Vih
2.0
5.5
V
Input Current
Iil, Iih
-1
1
A
Pull-up Resistance
Rpu
Type CIU only
38
56
78
k
Pull-down Resistance
Rpd
Type CID only
38
56
78
k
Input Capacitance
Cin
8
pF
Pins of type CIS:
PARAMETER
SYMBOL
CONDITIONS
MIN
NOM
MAX
UNIT
Low-to-High Threshold
Vt+
1.3
1.7
V
High-to-Low Threshold
Vt-
0.80
1.20
V
Input Current
Iil, Iih
-1
1
A
Input Capacitance
Cin
8
pF
Pins of type COZ:
PARAMETER
SYMBOL
CONDITIONS
MIN
NOM
MAX
UNIT
Output Voltage Low
Vol
Iol = 4mA
0.4
V
Output Voltage High
Voh
Ioh = -4mA
2.4
V
Output Transition Time
Tt
CL = 20pF
6
ns
Tristate Output Leakage
Current
Iz
-1
1
A
Pins of type CO:
PARAMETER
SYMBOL
CONDITIONS
MIN
NOM
MAX
UNIT
Output Voltage Low
Vol
Iol = 8mA
0.4
V
Output Voltage High
Voh
Ioh = -8mA
2.4
V
Output Transition Time
Tt
CL = 20pF
6
ns
Pins of type CIO:
PARAMETER
SYMBOL
CONDITIONS
MIN
NOM
MAX
UNIT
Output Voltage Low
Vol
Iol = 4mA
0.4
V
Output Voltage High
Voh
Ioh = -4mA
2.4
V
Output Transition Time
Tt
CL = 20pF
6
ns
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