參數(shù)資料
型號： ISL3332IAZ-T
廠商： INTERSIL CORP
元件分類： Buffer和線驅(qū)動
英文描述： 3.3V, ±15kV ESD Protected, Two Port, Dual Protocol (RS-232/RS-485) Transceivers; Temperature Range: -40°C to 85°C; Package: 28-SSOP T&R
中文描述： DUAL LINE TRANSCEIVER, PDSO28
封裝： ROHS COMLIANT, PLASTIC, MO-150-AHB, SSOP-28
文件頁數(shù)： 26/26頁
文件大小： 946K
代理商： ISL3332IAZ-T
9
FN6362.0
May 27, 2008
RS-232 DRIVER AND RECEIVER SWITCHING CHARACTERISTICS (SEL = GND, ALL VERSIONS AND SPEEDS)
Driver Output Transition Region
Slew Rate
SR
RL =3kΩ, Measured From
3V to -3V or -3V to 3V
CL ≥ 15pF
Full
-
20
30
V/s
CL ≤ 2500pF
Full
4
9
-
V/s
Driver Output Transition Time
tr, tf
RL =3kΩ, CL = 2500pF, 10% - 90%
Full
0.22
1.2
3.1
s
Driver Propagation Delay
tDPHL
RL =3kΩ, CL = 1000pF (Figure 6)
Full
-
1
2
s
tDPLH
Full
-
1.2
2
s
Driver Propagation Delay Skew
tDSKEW
tDPHL - tDPLH (Figure 6)
Full
-
300
450
ns
Driver Enable Time (QFN Only)
tDEN
CL = 1000pF
25
-
1500
-
ns
Driver Disable Time (QFN Only)
tDDIS
RL =5kΩ, Measured at VOUT = ±3V,
CL =30pF
25
-
500
-
ns
Driver Enable Time from Shutdown
tDENSD
VOUT = ±3.0V, CL = 1000pF
25
-
25
-
s
Driver Maximum Data Rate
DRD
RL =3kΩ, CL = 500pF, One Transmitter
Switching on Each Port
Full
250
400
-
kbps
Receiver Propagation Delay
tRPHL
CL =15pF (Figure 7)
Full
-
40
120
ns
tRPLH
Full
-
58
120
ns
Receiver Propagation Delay Skew
tRSKEW
tRPHL - tRPLH (Figure 7)
Full
-
18
40
ns
Receiver Maximum Data Rate
DRR
CL = 15pF
Full
0.46
2
-
Mbps
Receiver Enable to Output Low
tZL
QFN Only, CL = 15pF, SW = VCC
Full
-
18
-
ns
Receiver Enable to Output High
tZH
QFN Only, CL = 15pF, SW = GND
Full
-
18
-
ns
Receiver Disable from Output Low
tLZ
QFN Only, CL = 15pF, SW = VCC
Full
-
22
-
ns
Receiver Disable from Output High
tHZ
QFN Only, CL = 15pF, SW = GND
Full
-
22
-
ns
Receiver Enable from Shutdown to
Output Low
tZLSHDN
CL = 15pF, SW = VCC
25
-
60
-
ns
Receiver Enable from Shutdown to
Output High
tZHSHDN CL = 15pF, SW = GND
25
-
20
-
ns
RS-485 DRIVER SWITCHING CHARACTERISTICS (FAST DATA RATE (20Mbps), SEL = VCC, ALL VERSIONS (SPA = VCC if QFN))
Driver Differential Input to Output
Delay
tDLH, tDHL RDIFF = 54Ω, CL = 100pF (Figure 2)
Full
10
20
35
ns
Driver Output Skew
tSKEW
RDIFF = 54Ω, CL = 100pF (Figure 2)
Full
-
2
10
ns
Driver Differential Rise or Fall Time
tR, tF
RDIFF = 54Ω, CL = 100pF, (Figure 2)
Full
3
20
30
ns
Driver Enable to Output Low
tZL
CL = 100pF, SW = VCC (Figure 3)
Full
-
28
60
ns
Driver Enable to Output High
tZH
CL = 100pF, SW = GND (Figure 3)
Full
-
35
60
ns
Driver Disable from Output Low
tLZ
CL = 15pF, SW = VCC (Figure 3)
Full
-
30
60
ns
Driver Disable from Output High
tHZ
CL = 15pF, SW = GND (Figure 3)
Full
-
30
60
ns
Driver Enable from Shutdown to
Output Low
tZL(SHDN) RL = 500Ω, CL = 100pF, SW = VCC (Figure 3)
Full
-
100
250
ns
Driver Enable from Shutdown to
Output High
tZH(SHDN) RL = 500Ω, CL = 100pF, SW = GND (Figure 3)
Full
-
290
375
ns
Driver Maximum Data Rate
fMAX
RDIFF = 54Ω, CL = 100pF (Figure 2)
Full
20
35
-
Mbps
RS-485 DRIVER SWITCHING CHARACTERISTICS (MEDIUM DATA RATE (460kbps, QFN ONLY), SEL = VCC, SPA = SPB= GND)
Driver Differential Input to Output
Delay
tDLH, tDHL RDIFF = 54Ω, CL = 100pF (Figure 2)
Full
200
500
1000
ns
Driver Output Skew
tSKEW
RDIFF = 54Ω, CL = 100pF (Figure 2)
Full
-
10
150
ns
Driver Differential Rise or Fall Time
tR, tF
RDIFF = 54Ω, CL = 100pF (Figure 2)
Full
300
660
1100
ns
Driver Enable to Output Low
tZL
CL = 100pF, SW = VCC (Figure 3)
Full
-
42
100
ns
Electrical Specifications
Test Conditions: VCC = 3.15V to 3.45V, C1 - C4 = 0.1F, VL = VCC (for QFN only); Unless Otherwise Specified.
Typicals are at VCC = 3.3V, TA =+25°C (Note 7) (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
TEMP
(°C)
MIN
(Note 11)
TYP
MAX
(Note 11) UNITS
ISL3332, ISL3333
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