參數(shù)資料
型號(hào)： MAX3322EEUP+T
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 7/13頁(yè)
文件大小： 0K
描述： IC TXRX RS232 250KBPS 20TSSOP
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 2,500
類(lèi)型： 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù)： 2/2
規(guī)程： RS232
電源電壓： 3 V ~ 5.5 V
安裝類(lèi)型： 表面貼裝
封裝/外殼： 20-TSSOP（0.173"，4.40mm 寬）
供應(yīng)商設(shè)備封裝： 20-TSSOP
包裝： 帶卷 (TR)
MAX3322E/MAX3323E
±15kV ESD-Protected, RS-232 Transceivers for
Multidrop Applications
_______________________________________________________________________________________
3
DC ELECTRICAL CHARACTERISTICS (continued)
(VCC = 3.0V to 5.5V, VL = 1.65V to 5.5V, C1–C4 = 0.1F, tested at +3.3V ±10%; C1 = 0.047F, C2 = C3 = C4 = 0.33F, tested at +5V
±10%; TA = TMIN to TMAX. Typical values are at VCC = VL = 3.3V and TA = +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VL = 1.65V
1
1.4
VL = 3.3V
1.5
2.4
Input Threshold High
VL = 5.0V
1.8
2.4
V
Input Hysteresis
0.35
V
RENABLE = 1
3
5
7
k
Input Resistance
RIN
RENABLE = 0 or SHDN = 0V, RIN from -13V
to +13V
1M
TRANSMITTER OUTPUTS
Output Voltage Swing
All transmitter outputs loaded with 3k
to
ground
±5
±5.4
V
Output Resistance
VCC = V+ = V- = 0, TOUT_ = ±2V,
TXENABLE = 1
300
10M
Output Short-Circuit Current
VOUT = 0V
±60
mA
Output Leakage Current
VOUT = ±12V, transmitters disabled
±25
A
ESD PROTECTION
Human Body Model
±15
IEC 1000-4-2 Air-Gap Discharge
±15
RIN, TOUT
IEC 1000-4-2 Contact Discharge
±8
kV
TIMING CHARACTERISTICS
(VCC = 3.0V to 5.5V, VL = 1.65V to 5.5V, C1–C4 = 0.1F, tested at +3.3V ±10%; C1 = 0.047F, C2 = C3 = C4 = 0.33F, tested at +5V
±10%; TA = TMIN to TMAX. Typical values are at VCC = VL = 3.3V and TA = +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Maximum Data Rate
RL = 3k
, CL = 1000pF, one transmitter
switching
250
kbps
tPHL
150
Receiver Propagation Delay
tPLH
RIN_ to ROUT_, CL = 30pF, VL = 3.3V,
Figure 2
180
ns
tPHL
0.6
Transmitter Propagation Delay
tPLH
TIN_ to TOUT_, RL = 3k
, CL = 1000pF,
Figure 1
0.7
s
Time to Enter Three-State on Tx
(Note 2)
10
50
s
Time to Exit Three-State on Tx
(Note 2)
3
50
s
Time to Enable Resistor
(Note 2)
0.4
10
s
Time to Disable Resistor
(Note 2)
0.2
10
s
Time to Enter Shutdown
50
s
Time to Exit Shutdown
50
s
Transmitter Skew
100
ns
Receiver Skew
30
ns
Transition Region Slew Rate
RL = 3k
to 7k, CL = 1000pF, measured
from +3V to -3V or vice versa
6
30
V/s
Note 2: Guaranteed by design. Not production tested.
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