參數(shù)資料
型號: ADT7462ACPZ-500RL7
廠商: ON SEMICONDUCTOR
元件分類: 溫度/濕度傳感器
英文描述: DIGITAL TEMP SENSOR-SERIAL, 8BIT(s), 4Cel, SQUARE, SURFACE MOUNT
封裝: 5 X 5 MM, LFCSP-32
文件頁數(shù): 57/88頁
文件大?。?/td> 836K
代理商: ADT7462ACPZ-500RL7
ADT7462
Rev. 2 | Page 60 of 88 | www.onsemi.com
XOR TREE TEST
The ADT7462 includes an XOR tree test mode. This mode is
useful for in-circuit test equipment at board-level testing. By
applying stimulus to the pins included in the XOR test, it is
possible to detect opens or shorts on the system board. Figure 87
shows the signals exercised in the XOR tree test. The XOR tree
test is invoked by setting Bit 6 (XOR) of Configuration Register
3 (0x03).
Note that the digital inputs must be selected on multifunctional
pins for the XOR tree test mode. Pin 13 is the open-drain
output of the XOR tree test.
PIN 1
PIN 26
PIN 27
PIN 28
PIN 29
PIN 31
PIN 32
PIN 13
PIN 25
PIN 2
PIN 3
PIN 4
PIN 7
PIN 8
PIN 16
PIN 20
PIN 21
PIN 22
0556
9-
07
6
Figure 87. XOR Tree Test
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