TYPICAL PERFORMANCE CHARACTERIS" />
參數(shù)資料
型號(hào): LTC1685CS8#PBF
廠商: Linear Technology
文件頁(yè)數(shù): 7/12頁(yè)
文件大?。?/td> 0K
描述: IC TXRX RS485 PREC DELAY 8-SOIC
標(biāo)準(zhǔn)包裝: 100
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 1/1
規(guī)程: RS422,RS485
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOIC
包裝: 管件
產(chǎn)品目錄頁(yè)面: 1354 (CN2011-ZH PDF)
4
LTC1685
TYPICAL PERFORMANCE CHARACTERISTICS
UW
FREQUENCY (Hz)
10
42.0
COMMON
MODE
REJECTION
RATIO
(dB)
42.5
43.5
44.0
44.5
46.5
1685 G01
43.0
1k
100k
1M
45.0
45.5
46.0
TA = 25°C
Receiver Input CMRR
TEMPERATURE (
°C)
–50
– 25
SUPPLY
CURRENT
(mA)
53
54
55
50
100
1685 G03
52
51
50
025
75
56
57
59
58
BOTH DRIVER AND RECEIVER
ENABLED AND LOADED
25Mbps DATA RATE
DATA RATE (Mbps)
1
50
60
70
40
30
1685 G02
40
30
10
20
50
20
10
0
SUPPLY
CURRENT
(mA)
BOTH DRIVER AND RECEIVER
ENABLED AND LOADED
TA = 25°C
Supply Current vs Data Rate
Supply Current vs Temperature
Receiver Propagation Delay
vs Load Capacitance
Receiver Propagation Delay
vs Common Mode
LOAD CAPACITANCE (pF)
5
0
PROPAGATION
DELAY
(ns)
5
10
15
20
30
15
25
35
55
1685 G04
105
205
25
TA = 25°C
RECEIVER COMMON MODE (V)
–7
0
PROPAGATION
DELAY
(ns)
5
15
20
25
–2
2
412
1685 G05
10
–4
0
6
8
10
TA = 25°C
Receiver Propagation Delay
vs Input Overdrive
RECEIVER INPUT OVERDRIVE (V)
0.3
0.5
0
RECEIVER
PROPAGATION
DELAY
(ns)
10
25
0.7
1.25
1.5
1685 G06
5
20
15
1.0
2.0
2.5
TA = 25°C
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: All currents into the device pins are positive; all currents out of the
device pins are negative.
Note 3: All typicals are given for VDD = 5V, TA = 25°C.
Note 4: Guaranteed by design, but not tested.
Note 5: Short-circuit current does not represent output drive capability.
When the output detects a short-circuit condition, output drive current is
significantly reduced (from hundreds of mA to 20mA max) until the short
is removed.
SWITCHING CHARACTERISTICS
U
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