參數(shù)資料
型號(hào): 56F802
廠商: 飛思卡爾半導(dǎo)體(中國(guó))有限公司
英文描述: 16-bit Digital Signal Controllers
中文描述: 16位數(shù)字信號(hào)控制器
文件頁數(shù): 10/40頁
文件大?。?/td> 2472K
代理商: 56F802
56F802 Technical Data, Rev. 7
10
Freescale Semiconductor
2.2 Power and Ground Signals
Table 2-2 Power Inputs
No. of Pins
Signal Name
Signal Description
2
V
DD
Power
—These pins provide power to the internal structures of the chip, and should
all be attached to V
DD.
1
V
DDA
Analog Power
—This pin is a dedicated power pin for the analog portion of the chip
and should be connected to a low noise 3.3V supply.
Table 2-3 Grounds
No. of Pins
Signal Name
Signal Description
2
V
SS
GND
—These pins provide grounding for the internal structures of the chip, and should
all be attached to V
SS.
1
V
SSA
Analog Ground
—This pin supplies an analog ground.
1
TCS
TCS
—This Schmitt pin is reserved for factory use and must be tied to V
SS
for normal
use. In block diagrams, this pin is considered an additional V
SS.
Table 2-4 Supply Capacitors and VPP
No. of
Pins
Signal
Name
Signal
Type
State During
Reset
Signal Description
2
VCAPC
Supply
Supply
VCAPC
—Connect each pin to a 2.2
μ
F or greater bypass
capacitor in order to bypass the core logic voltage regulator
(required for proper chip operation). For more information, refer to
Section 5.2
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