≤ T
參數(shù)資料
型號： DS3896M
廠商： National Semiconductor
文件頁數(shù)： 4/10頁
文件大?。?/td> 0K
描述： IC TXRX BTL TRAPEZOIDAL 20-SOIC
標準包裝： 36
類型： 收發(fā)器
驅(qū)動器/接收器數(shù)： 8/8
電源電壓： 4.75 V ~ 5.25 V
安裝類型： 表面貼裝
封裝/外殼： 20-SOIC（0.295"，7.50mm 寬）
供應商設(shè)備封裝： 20-SOIC
包裝： 管件
其它名稱： *DS3896M
OBSOLETE
SNOSBX0D – JANUARY 1996 – REVISED FEBRUARY 2013
Electrical Characteristics:
(1) (2)
(0°C
≤ TA ≤ 70°C, 4.75V ≤ VCC ≤ 5.25V unless otherwise specified)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Driver and Control Inputs: (An, Dn, En, CD, T/R , RE , TE )
VIH
Logical “1” Input Voltage
2.0
V
VIL
Logical “0” Input Voltage
0.8
V
II
Logical “1” Input Current
An = Dn = En = VCC
1
mA
IIH
Logical “1” Input Current
An = Dn = En = 2.4V
40
μA
IIHC
Logical “1” Input Current
CD = T/R = RE = TE = 2.4V
80
μA
IIL
Logical “0” Input Current
An = Dn = En = 0.4V
1
1.6
mA
IILC
Logical “0” Input Current
CD = T/R = RE = TE = 0.4V
180
400
μA
VCL
Input Diode Clamp Voltage
Iclamp =
12 mA
0.9
1.5
V
Driver Output/Receiver Input: (Bn)
VOLB
Low Level Bus Voltage
An = Dn = En = T/R = 2V, VL = 2V
0.75
1.0
1.2
V
RL = 18.5
Ω, CD = TE = 0.8V (Figure 3)
IIHB
Maximum Bus Current (Power On)
An = Dn = En = 0.8V, VCC = 5.25V
10
100
μA
Bn = 2V
IILB
Maximum Bus Current (Power Off)
An = Dn = En = 0.8V, VCC = 0V
100
μA
Bn = 2V
VTH
Receiver Input Threshold
VCC = 5V
1.47
1.55
1.62
V
Receiver Output: (An, Rn)
VOH
Logical “1” Output Voltage
Bn = 1.2V, IOH = 400 μA
2.4
3.2
V
CD = T/R = RE = 0.8V
VOL
Logical “0” Output Voltage
Bn = 2V, IOL = 16 mA
0.35
0.5
V
CD = T/R = RE = 0.8V
IOS
Output Short Circuit Current
Bn = 1.2V
20
70
100
mA
CD = T/R = RE = 0.8V
ICC
Supply Current (DS3896)
VCC = 5.25V
90
135
mA
ICC
Supply Current (DS3897)
VCC = 5.25V
50
80
mA
(1)
All currents into device pins are positive; all currents out of device pins are negative. All voltages are referenced to device ground unless
otherwise specified.
(2)
All typicals are given for VCC = 5V and Ta = 25°C.
DS3896 Switching Characteristics
(1)
(0°C
≤ TA ≤ 70°C, 4.75V ≤ VCC ≤ 5.25V unless otherwise specified)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Driver:
tDLH
An to Bn
CD = 0.8V, T/R = 2.0V, VL = 2V
5
9
15
ns
tDHL
5
9
15
ns
tDLHC
CD to Bn
An = T/R = 2.0V, VL = 2V
5
10
18
ns
tDHLC
5
12
20
ns
tDLHT
T/R to Bn
VCI = An, VC = 5V,
5
15
25
ns
tDHLT
CD = 0.8V, RC = 390
Ω, CL = 30 pF
5
22
35
ns
RL1 = 18
Ω, RL2 = NC, VL = 2V
tR
Driver Output Rise Time
CD = 0.8V, T/R = 2V, VL = 2V
3
6
10
ns
tF
Driver Output Fall Time
3
6
10
ns
Receiver:
tRLH
Bn to An
CD = 0.8V, T/R = 0.8V
5
12
18
ns
tRHL
5
10
18
ns
(1)
Note: NC means open
Copyright 1996–2013, Texas Instruments Incorporated
3
Product Folder Links: DS3896 DS3897
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