参数资料
型号: EVAL-ADM3251EEBZ
厂商: Analog Devices Inc
文件页数: 16/16页
文件大小: 0K
描述: BOARD EVALUATION ADM3251
产品培训模块: Fully Isolated ADM3251E RS-232 Transceiver
标准包装: 1
系列: isoPower®
主要目的: 接口,隔离式,RS-232
嵌入式:
已用 IC / 零件: ADM3251E
主要属性: 2.5 kV 隔离式(电源和数据)RS-232 收发器,隔离式 DC/DC 转换器
已供物品: 板,IC 样品
产品目录页面: 790 (CN2011-ZH PDF)
相关产品: ADM3251EARWZ-ND - IC TXRX RS232 ISOLATED 20-SOIC
ADM3251EARWZ-REELDKR-ND - IC LINE DVR/RCVR RS232 20-SOIC
ADM3251EARWZ-REELCT-ND - IC LINE DVR/RCVR RS232 20-SOIC
ADM3251EARWZ-REELTR-ND - IC LINE DVR/RCVR RS232 20-SOIC
Data Sheet
ADM3251E
TYPICAL PERFORMANCE CHARACTERISTICS
12
8
4
0
–4
–8
–12
0
200
400
600
800
1000
LOAD CAPACITANCE (pF)
Tx
OU
TP
U
T
(
V
)
07388-
004
Tx LOW (VCC = 5V)
Tx LOW (VISO = 3.3V)
Tx HIGH (VCC = 5V)
Tx HIGH (VISO = 3.3V)
Figure 3. Transmitter Output Voltage High/Low vs. Load
Capacitance at 460 kbps
12
10
8
6
4
2
0
–2
–4
–6
–8
–10
4.5
4.7
4.9
5.1
5.3
5.5
VCC (V)
Tx
OU
TP
U
T
(
V
)
07388-
005
Tx OUTPUT HIGH
Tx OUTPUT LOW
Figure 4. Transmitter Output Voltage High/Low vs. VCC, RL = 3 kΩ
12
8
4
0
–4
–8
–12
10
6
2
–2
–6
–10
3.0
3.5
4.0
4.5
5.0
5.5
VISO (V)
Tx
OU
TP
U
T
(
V
)
07388-
009
Tx OUTPUT HIGH
Tx OUTPUT LOW
Figure 5. Transmitter Output Voltage High/Low vs. VISO, RL = 3 kΩ
12
10
8
6
4
2
0
–2
–4
–6
–8
–10
–12
0
1
2
3
4
LOAD CURRENT (mA)
Tx
OU
TP
U
T
(
V
)
07388-
006
Tx OUTPUT LOW (VCC = 5V)
Tx OUTPUT LOW (VISO = 3.3V)
Tx OUTPUT HIGH (VCC = 5V)
Tx OUTPUT HIGH (VISO = 3.3V)
Figure 6. Transmitter Output Voltage High/Low vs. Load Current
15
10
5
0
–5
–10
–15
0
1
2
3
4
LOAD CURRENT (mA)
V+
,V–
(V)
07388-
007
V+ (VCC = 5V)
V– (VCC = 5V)
V+ (VISO = 3.3V)
V– (VISO = 3.3V)
Figure 7. Charge Pump V+, V vs. Load Current
400
V+
V–
350
300
250
200
150
100
50
0
4.50
4.75
5.00
5.25
5.50
VCC (V)
CHARG
E
PUM
P
IM
PE
DANCE
(
)
07388-
008
Figure 8. Charge Pump Impedance vs. VCC
Rev. G | Page 9 of 16
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