ADUM1230BRWZ中文资料(6)

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ADuM1230

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

VIA

VIBVDD1GND1DISABLENCNCVDD1VDDAVOAGNDA

NCNC

VDDBVOB

05460-002

GNDB

NC = NO CONNECT

Figure 2. Pin Configuration

Note that Pin 3 and Pin 8 are internally connected. Connecting both to VDD1 is recommended. Pin 12 and Pin 13 are floating and should be left unconnected.

Table 8. Pin Function Descriptions

Pin No. Mnemonic IAIBDD115 DISABLE 6, 7, 12, 13 NC DD1BOBDDB AOADDA

Function Logic Input A. Logic Input B.

Input Supply Voltage, 4.5 V to 5.5 V. Ground Reference for Input Logic Signals.

Input Disable. Disables the isolator inputs and refresh circuits. Outputs take on default low state. No Connect.

Input Supply Voltage, 4.5 V to 5.5 V. Ground Reference for Output B. Output B.

Output B Supply Voltage, 12 V to 18 V. Ground Reference for Output A. Output A.

Output A Supply Voltage, 12 V to 18 V.

Rev. A | Page 6 of 12