ADM232AARN-REEL7(2016) Просмотр технического описания (PDF) - Analog Devices

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ADM232AARN-REEL7
(Rev.:2016)

High-Speed, 5 V, 0.1 μ
F CMOS RS-232 Drivers/Receivers

Analog Devices 

ADM222/ADM232A/ADM242–Typical Performance Characteristics

15

15

10

V+

5

10

Tx O/P HI

5

0

0

–5

V–

–10

–5

Tx O/P LO

–10

–15

0

5

10

15

20

25

30

LOAD CURRENT – mA

TPC 1. Charge Pump V+, V– vs. Current

–15

0

2

4

6

8

10

12

14

LOAD CURRENT – mA

TPC 4. Transmitter Output Voltage vs. Current

9

115kBps

7

230kBps

5

460kbps

3

1

–1

–3

460kBps

–5

230kbps

–7

115kbps

–9

0

500

1000

1500

2000

2500

3000

LOAD CAPACITANCE – pF

TPC 2. Transmitter Baud Rate vs. Load Capacitance

A4

100

90

0.010V

10

0%

5V

5V

100␮s

TPC 5. Charge Pump V+, V– Exiting Shutdown

T

⌬: 6.2V

⌬: 140ns

@: –3.5V

T

⌬: 6.0V

⌬: 600ns

@: –2.9V

T

T

CH1 10.0V CH2 5.00V M 1.00␮s CH2

–6.4V

TPC 3. Transmitter Unloaded Slew Rate

CH1 10.0V CH2 5.00V M 1.00␮s CH2

–6.4V

TPC 6. Transmitter Fully Loaded Slew Rate

–6–

REV. C

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