參數(shù)資料
型號(hào): μPD98408
廠商: NEC Corp.
英文描述: ATM Physical Interface(ATM 物理接口)
中文描述: ATM物理接口(自動(dòng)柜員機(jī)物理接口)
文件頁(yè)數(shù): 8/32頁(yè)
文件大?。?/td> 193K
代理商: ΜPD98408
8
μ
PD98408
1. PIN FUNCTIONS
1.1 Power Supply
Pin Name
Pin No.
I/O
Active
Level
Function
AV
DD
1, 8, 10, 12, 147,
149, 151, 156,
157,159, 163, 164,
169,173, 174, 179,
183,184, 189, 193,
194,199, 203, 204
+3.3-V power supply pins for analog circuits.
DV
DD
16, 27, 35, 47, 53,
61, 70, 78, 86, 95,
104, 110, 120, 130,
143
+3.3-V power supply pins for digital circuits.
AGND
4, 7, 9, 11, 13, 146,
148, 150, 152,153,
158, 162, 165,168,
172, 175, 178,182,
185, 188, 192,195,
198, 202, 205, 208
Analog circuit grounding pins.
DGND
17, 22, 26, 31, 39,
43, 51, 52, 56, 58,
64, 67, 72, 75, 79,
82, 89, 92, 98, 100,
105, 106, 114, 117,
123, 126, 131, 135,
142
Digital circuit grounding pins.
Caution
On the PC board layout, AGND and DGND should be connected to the same, wide plane.
On the PC board layout, AV
DD
and DV
DD
should be connected to the same, wide plane.
For details, refer to the User's Manual (S11409E).
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