參數(shù)資料
型號: IP175
英文描述: 5-port 10/100M Single Chip Switch
中文描述: 5端口10/100M自適應(yīng)單片開關(guān)
文件頁數(shù): 9/29頁
文件大?。?/td> 202K
代理商: IP175
IP175
PIN Description
(continued)
Pin no.
Test Pin
54,55
Preliminary, Specification
subject to change without notice
9
IP175-DS-P05
Jul. 19, 2002
Label
Type
Description
TEST1, TEST2
IPL
Test mode selection
They are internally pulled low. They are recommended to be
connected to GND for normal operation
Test internal SRAM
It is valid to test internal SRAM only if both TEST1 and TEST0
are set to logic high. They are internally pulled low.
Scan mode
It is connected to GND in application circuit.
Scan enable
It is connected to GND in application circuit.
It is used as scan clock.
It is left open in application circuit.
56,57
TEST_ISRAM[1:0]
IPL
83
TSM
I
84
TSE
I
123
AOUT_MCLK
IPL
Misc.
85
112
113
RESETB
X2
OSCI(X1)
I
O
I
Reset, low active
Crystal pin
25M system clock input
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