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1、1 Features High density High performance Electrically erasable Complex Programmable Logic Device 128 Macrocells 5 Product Terms per Macrocell Expandable up to 40 per Macrocell 84 100 160 Pins 7 5 ns Maximum Pin to pin Delay Registered Operation up to 125 MHz Enhanced Routing Resources Flexible Logic
2、 Macrocell D T Latch Configured Flip flops Global and Individual Register Control Signals Global and Individual Output Enable Programmable Output Slew Rate Programmable Output Open Collector Option Maximum Logic Utilization by Burying a Register within a COM Output Advanced Power Management Features
3、 Automatic 10 A Standby for L Version Pin controlled 1 mA Standby Mode Programmable Pin keeper Inputs and I Os Reduced power Feature per Macrocell Available in Commercial and Industrial Temperature Ranges Available in 84 lead PLCC 100 lead PQFP 100 lead TQFP and 160 lead PQFP Packages Advanced EE Te
4、chnology 100 Tested Completely Reprogrammable 10 000 Program Erase Cycles 20 year Data Retention 2000V ESD Protection 200 mA Latch up Immunity JTAG Boundary scan Testing to IEEE Std 1149 1 1990 and 1149 1a 1993 Supported Fast In System Programmability ISP via JTAG PCI compliant 3 3 or 5 0V I O Pins
5、Security Fuse Feature Enhanced Features Improved Connectivity Additional Feedback Routing Alternate Input Routing Output Enable Product Terms Transparent latch Mode Combinatorial Output with Registered Feedback within Any Macrocell Three Global Clock Pins ITD Input Transition Detection Circuits on G
6、lobal Clocks Inputs and I O Fast Registered Input from Product Term Programmable Pin keeper Option VCCPower up Reset Option Pull up Option on JTAG Pins TMS and TDI Advanced Power Management Features Edge controlled Power down L Individual Macrocell Power Option Disable ITD on Global Clocks Inputs an
7、d I O for Z Parts High performance EE PLD ATF1508AS ATF1508ASL Rev 0784O PLD 09 02 2ATF1508AS L 0784O PLD 09 02 84 lead PLCC Top View 100 lead TQFP Top View 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 I O PD1 VCCIO I O
8、 TDI I O I O I O I O GND I O I O I O I O TMS I O I O VCCIO I O I O I O I O I O GND I O I O GND I O TDO I O I O I O I O VCCIO I O I O I O I O TCK I O I O GND I O I O I O I O I O 11 10 9 8 7 6 5 4 3 2 1 84 83 82 81 80 79 78 77 76 75 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 I O I
9、O I O I O I O VCCIO I O I O I O GND VCCINT I O I O PD2 I O GND I O I O I O I O I O VCCIO I O I O I O I O GND I O I O I O VCCINT INPUT OE2 GCLK2 INPUT GCLR INPUT OE1 INPUT GCLK1 GND I O GCLK3 I O I O VCCIO I O I O I O 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 75 74 73 72 71 70
10、 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 I O PD1 I O VCCIO I O TDI I O I O I O I O I O I O GND I O I O I O I O TMS I O I O VCCIO I O I O I O I O I O I O I O I O GND I O TDO I O I O I O I O I O I O VCCIO I O I O I O I O TCK I O I O GND I O I O I O I O I O I O I O VCCIO 100 99 98 97 9
11、6 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 GND I O I O I O I O I O I O I O VCCIO I O I O I O GND VCCINT I O I O PD2 I O GND I O I O I O I O I O I O I O I O I O I O I O I O GND I O I O I O VCCINT INPUT OE2 G
12、CLK2 INPUT GCLR INPUT OE1 INPUT GCLK1 GND I O GCLK3 I O I O VCCIO I O I O I O I O I O I O 100 lead PQFP Top View 160 lead PQFP Top View 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53
13、 52 51 I O I O I O PD1 I O VCCIO I O TDI I O I O I O I O I O I O GND I O I O I O I O TMS I O I O VCCIO I O I O I O I O I O I O I O GND I O I O I O I O I O I O GND I O TDO I O I O I O I O I O I O VCCIO I O I O I O I O TCK I O I O GND I O I O I O I O I O I O I O VCCIO I O I O 100 99 98 97 96 95 94 93
14、92 91 90 89 88 87 86 85 84 83 82 81 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 I O I O I O I O I O VCCIO I O I O I O GND VCCINT I O I O PD2 I O GND I O I O I O I O I O I O I O I O GND I O I O I O VCCINT INPUT OE2 GCLK2 INPUT GCLR INPUT OE1 INPUT GCLK1 GND I O GCLK3 I O I O VCCIO I O
15、 I O I O 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 N C N C N C N C N C N C N C VCCIO I O T
16、DI I O I O I O I O I O I O I O GND I O I O I O I O I O TMS I O I O I O VCCIO I O I O I O I O I O I O I O N C N C N C N C N C N C N C N C N C N C N C N C N C N C GND I O TDO I O I O I O I O I O I O I O VCCIO I O I O I O I O I O TCK I O I O I O GND I O I O I O I O I O I O I O N C N C N C N C N C N C N C 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 41 42 43 44 45 46 47 48 49 50 51 52 5
