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ADUM4223BRWZ Arkusz danych(PDF) 11 Page - Analog Devices |
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ADUM4223BRWZ Arkusz danych(HTML) 11 Page - Analog Devices |
11 / 20 page Data Sheet ADuM3223/ADuM4223 Rev. 0| Page 11 of 20 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS NOTES 1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN. VIA 1 VIB 2 VDD1 3 GND1 4 VDDA 16 VOA 15 GNDA 14 NC 13 DISABLE 5 NC 12 NC 6 VDDB 11 NC 7 VOB 10 VDD1 8 GNDB 9 ADuM3223/ ADuM4223 TOP VIEW (Not to Scale) Figure 4. Pin Configuration Table 14. ADuM3223/ADuM4223 Pin Function Descriptions Pin No.1 Mnemonic Description 1 V IA Logic Input A. 6, 7, 12, 13 NC No Connect. 2 V IB Logic Input B. 3, 8 V DD1 Input Supply Voltage. 4 GND 1 Ground Reference for Input Logic Signals. 5 DISABLE Input Disable. Disables the isolator inputs and refresh circuits. Outputs take on default low state within 3 µs of DISABLE = H assertion. Outputs return to the input state within 1 µs of DISABLE = L assertion. 9 GND B Ground Reference for Output B. 10 V OB Output B. 11 V DDB Output B Supply Voltage. 14 GND A Ground Reference for Output A. 15 V OA Output A. 16 V DDA Output A Supply Voltage. 1 Pin 3 and Pin 8 are internally connected; connecting both pins to supply V DD1 is recommended. For specific layout guidelines, refer to the AN-1109 Application Note, Recommendations for Control of Radiated Emissions with iCoupler Devices. |
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