ACS8595 查看數據表（PDF） - Semtech Corporation
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ACS8595 Datasheet PDF : 12 Pages
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ACS8595 ATCA
ADVANCED COMMUNICATIONS
Pin Diagram
FINAL
Table 1 Power Pins (cont...)
PRODUCT BRIEF
Figure 2 ACS8595 Pin Diagram
Pin No. Symbol I/O Type
Description
20, AGND3,
92
AGND4
-
Supply Ground: Analog ground for output
PLLs APLL2 and APPL1.
11, DGND1,
P
-
Supply Ground: Digital ground for
15, DGND2,
components in PLLs.
14
DGND3
1 AGND1
2 NC1
3 IC1
4 NC2
5 AGND2
6 VA1+
7 NC3
8 INTREQ
9 NC4
10 REFCLK
11 DGND1
12 VD1+
13 VD3+
14 DGND3
15 DGND2
16 VD2+
17 NC5
18 SRCSW
19 VA2+
20 AGND3
21 NC6
22 IC2
23 NC7
24 NC8
25 NC9
ACS8595 ATCA
SONET/SDH LC/P
75 NC26
74 PORB
73 SCLK
72 VDD5
71 VDD4
70 CSB
69 SDI
68 CLKE
67 TMS
66 NC25
65 NC24
64 NC23
63 NC22
62 DGND5
61 VDD3
60 NC21
59 TRST
58 VDD2
57 NC20
56 NC19
55 NC18
54 SYNC3
53 NC17
52 SEC3
51 SYNC2
49, DGND4,
P
62, DGND5,
84, DGND6,
87
DGND7
32, GND_DIFFa, P
38
GND_DIFFb
-
Supply Ground: Digital ground for logic.
-
Supply Ground: Digital ground for
differential ports.
Note...I = Input, O = Output, P = Power, TTLU = TTL input with pull-up
resistor, TTLD = TTL input with pull-down resistor.
Table 2 Internally Connected and Not Connected Pins
Pin No. Symbol I/O Type
Description
3, 22, IC1, IC2,
-
-
Internally Connected: Leave to float.
96, 97, IC3, IC4,
98, 99 IC5, IC6,
Pin Description
Table 1 Power Pins
Pin No. Symbol I/O Type
F8595LPB_002PINDIAG_02
Description
2,4, NC1, NC2,
-
7,9, NC3,NC4,
17, 21, NC5,NC6,
23,24, NC7, NC8,
25,26, NC9, NC10,
27,28, NC11, NC12,
29, 36, NC13,NC14,
37, 48, NC15, NC16,
53, 55, NC17, NC18,
56, 57, NC19, NC20,
60, 63, NC21, NC22,
64, 65, NC23, NC24,
66, 75, NC25, NC26,
79,80, NC27, NC28,
81, 82, NC29, NC30,
95
NC31
-
Not Connected: Leave to float.
12,16, VD1+, VD2+, P
13, VD3+
-
Supply Voltage: Digital supply to gates in
analog section, +3.3 Volts ±10%.
33, VDD_DIFFa, P
39
VDD_DIFFb
44
VDD5V
P
50, 58, VDD1, VDD2, P
61, 71 VDD3, VDD4
72, 85, VDD5, VDD6,
86
VDD7
6
VA1+
P
19, 91 VA2+, VA3+ P
1,
AGND1,
P
5
AGND2
-
Supply Voltage: Digital supply for
differential output pins 19 and 20,
+3.3 Volts ±10%.
Table 3 Other Pins
-
Digital Supply for +5 Volts Tolerance to
Input Pins. Connect to +5 Volts (±10%) for
clamping to +5 Volts. Connect to VDD for
clamping to +3.3 Volts. Leave floating for
no clamping. Input pins tolerant up to
+5.5 Volts.
-
Supply Voltage: Digital supply to logic,
+3.3 Volts ±10%.
Pin No. Symbol I/O Type
Description
8
INTREQ
O TTL/CMOS Interrupt Request: Active High/Low
software Interrupt output.
10
REFCLK
I
TTL
Reference Clock: 12.800 MHz.
18
SRCSW
I
TTLD Source Switching: Force Fast Source
Switching on SEC1 and SEC2.
-
Supply Voltage: Analog supply to clock
multiplying PLL,
+3.3 Volts ±10%.
30
FrSync
O TTL/CMOS Output Reference: 8 kHz Frame Sync
output.
31
MFrSync
O TTL/CMOS Output Reference: 2 kHz Multi-Frame Sync
-
Supply Voltage: Analog supply to output
output.
PLLs APLL2 and APPL1, +3.3 Volts ±10%.
-
Supply Ground: Analog grounds.
34, O1POS,
35
O1NEG
O LVDS/PECL Output Reference: Programmable, default
38.88 MHz, LVDS.
Revision 2.00/October 2005 © Semtech Corp.
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