- 鎮ㄧ従(xi脿n)鍦ㄧ殑浣嶇疆锛�璨疯常IC缍�(w菐ng) > PDF鐩寗10813 > ADM3222ARWZ (Analog Devices Inc)IC TXRX RS-232 3.3V W/SD 18-SOIC PDF璩囨枡涓嬭級
鍙冩暩(sh霉)璩囨枡
| 鍨嬭櫉锛� | ADM3222ARWZ |
| 寤犲晢锛� | Analog Devices Inc |
| 鏂囦欢闋佹暩(sh霉)锛� | 10/16闋� |
| 鏂囦欢澶у皬锛� | 0K |
| 鎻忚堪锛� | IC TXRX RS-232 3.3V W/SD 18-SOIC |
| 妯�(bi膩o)婧�(zh菙n)鍖呰锛� | 41 |
| 椤炲瀷锛� | 鏀剁櫦(f膩)鍣� |
| 椹�(q奴)鍕曞櫒/鎺ユ敹鍣ㄦ暩(sh霉)锛� | 2/2 |
| 瑕�(gu墨)绋嬶細 | RS232 |
| 闆绘簮闆诲锛� | 3 V ~ 5.5 V |
| 瀹夎椤炲瀷锛� | 琛ㄩ潰璨艰 |
| 灏佽/澶栨锛� | 18-SOIC锛�0.295"锛�7.50mm 瀵級 |
| 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 | 18-SOIC W |
| 鍖呰锛� | 绠′欢 |
| 鐢�(ch菐n)鍝佺洰閷勯爜闈細 | 790 (CN2011-ZH PDF) |
ADM3202/ADM3222/ADM1385
Rev. E | Page 3 of 16
SPECIFICATIONS
VCC = 3.3 V 卤 0.3 V, C1 to C4 = 0.1 渭F. All specifications TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DC CHARACTERISTICS
Operating Voltage Range
3.0
3.3
5.5
V
VCC Power Supply Current
1.3
3
mA
No load
8
12
mA
RL = 3 k惟 to GND
Shutdown Supply Current
0.01
0.5
渭A
LOGIC
Input Logic Threshold Low, VINL
0.8
V
TIN
Input Logic Threshold High, VINH
2.0
V
TIN
CMOS Output Voltage Low, VOL
0.4
V
IOUT = 1.6 mA
CMOS Output Voltage High, VOH
VCC 0.6
V
IOUT = 1 mA
Logic Pull-Up Current
5
10
渭A
Output Leakage Current
卤10
渭A
Receivers disabled
RS-232 RECEIVER
EIA-232 Input Voltage Range
30
+30
V
EIA-232 Input Threshold Low
0.6
1.2
V
EIA-232 Input Threshold High
1.6
2.4
V
EIA-232 Input Hysteresis
0.4
V
EIA-232 Input Resistance
3
5
7
k惟
RS-232 TRANSMITTER
Output Voltage Swing (RS-232)
卤5.0
卤5.2
V
VCC = 3.3 V, all transmitter outputs loaded with 3 k惟 to ground
Output Voltage Swing (RS-562)
卤3.7
V
VCC = 3.0 V
Transmitter Output Resistance
300
惟
VCC = 0 V, VOUT = 卤2 V
RS-232 Output Short-Circuit Current
卤15
mA
Output Leakage Current
卤25
渭A
SD = low, VOUT = 12 V
TIMING CHARACTERISTICS
Maximum Data Rate
460
kbps
VCC = 3.3 V, RL = 3 k惟 to 7 k惟, CL = 50 pF to 1000 pF, one
Tx switching
Receiver Propagation Delay
TPHL
0.4
1
渭s
TPLH
0.4
1
渭s
Transmitter Propagation Delay
0.3
1.2
渭s
RL = 3 k惟, CL = 1000 pF
Receiver Output Enable Time
200
ns
Receiver Output Disable Time
200
ns
Transmitter Skew
30
ns
Receiver Skew
300
ns
Transition Region Slew Rate
5.5
10
30
V/渭s
Measured from +3 V to 3 V or 3 V to +3 V, VCC = +3.3 V;
RL = 3 k惟, CL = 1000 pF, TA = 25掳C
1 ADM1385: Input leakage current typically 10 渭A when TIN = GND.
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