M7020 データシートの表示（PDF） - STMicroelectronics

部品番号

コンポーネント説明

メーカー

M7020

32K x 68-bit Entry NETWORK SEARCH ENGINE

STMicroelectronics 

M7020R

SRAM READ with a Table of One Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

Generating an SRAM Bus Address (Table 50.). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

SRAM READ Access for One Device (Figure 93.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

SRAM READ with a Table of Up to Eight Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128

Table with Eight Devices (Figure 94.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

SRAM READ Through Device 0 in a Block of Eight Devices (Figure 95.). . . . . . . . . . . . . . . . . . . 130

SRAM READ Timing for Device 7 in a Block of Eight Devices (Figure 96.) . . . . . . . . . . . . . . . . . 131

SRAM READ with a Table of Up to 31 Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132

Table of 31 Devices Made of Four Blocks (Figure 97.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133

SRAM READ Through Device 0 in a Bank of 31 Devices (Device 0 Timing) (Figure 98.) . . . . . . 134

SRAM READ Through Device 0 in a Bank of 31 Devices (Device 30 Timing) (Figure 99.) . . . . . 135

SRAM WRITE with a Table of One Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136

SRAM WRITE Access for One Device (Figure 100.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

SRAM WRITE with a Table of Up to Eight Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

Table with Eight Devices (Figure 101.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

SRAM WRITE Through Device 0 in a Block of Eight Devices (Figure 102.) . . . . . . . . . . . . . . . . . 140

SRAM WRITE Timing for Device 7 in a Block of Eight Devices (Figure 103.). . . . . . . . . . . . . . . . 141

SRAM WRITE with Table(s) of Up to 31 Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Table of 31 Devices (Four Blocks) (Figure 104.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

SRAM WRITE Through Device 0 in a Bank of 31 Devices (Device 0 Timing) (Figure 105.). . . . . 144

SRAM WRITE Through Device 0 in a Bank of 31 Devices (Device 30 Timing) (Figure 106.). . . . 145

JTAG (1149.1) TESTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146

Supported Operations (Table 51.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146

TAP Device ID Register (Table 52.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146

PART NUMBERING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147

PACKAGE MECHANICAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

REVISION HISTORY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149

7/150

Share Link: