參數(shù)資料
型號(hào)： GS88237AB-200I
廠商： GSI TECHNOLOGY
元件分類(lèi)： SRAM
英文描述： 256K x 36 9Mb Synchronous Burst SRAMs
中文描述： 256K X 36 CACHE SRAM, 2.5 ns, PBGA119
封裝： PLASTIC, BGA-119
文件頁(yè)數(shù)： 17/28頁(yè)
文件大?。?/td> 743K
代理商： GS88237AB-200I
GS88237AB-250/225/200/166/150/133
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.02 11/2004
24/28
2002, GSI Technology
JTAG TAP Instruction Set Summary
Instruction
Code
Description
Notes
EXTEST
000
Places the Boundary Scan Register between TDI and TDO.
1
IDCODE
001
Preloads ID Register and places it between TDI and TDO.
1, 2
SAMPLE-Z
010
Captures I/O ring contents. Places the Boundary Scan Register between TDI and
TDO.
Forces all RAM output drivers to High-Z.
1
RFU
011
Do not use this instruction; Reserved for Future Use.
Replicates BYPASS instruction. Places Bypass Register between TDI and TDO.
1
SAMPLE/
PRELOAD
100
Captures I/O ring contents. Places the Boundary Scan Register between TDI and
TDO.
1
GSI
101
GSI private instruction.
1
RFU
110
Do not use this instruction; Reserved for Future Use.
Replicates BYPASS instruction. Places Bypass Register between TDI and TDO.
1
BYPASS
111
Places Bypass Register between TDI and TDO.
1
Notes:
1. Instruction codes expressed in binary, MSB on left, LSB on right.
2. Default instruction automatically loaded at power-up and in test-logic-reset state.
Notes:
1. Include scope and jig capacitance.
2. Test conditions as shown unless otherwise noted.
JTAG Port AC Test Conditions
Parameter
Conditions
Input high level
VDD – 0.2 V
Input low level
0.2 V
Input slew rate
1 V/ns
Input reference level
VDDQ/2
Output reference level
VDDQ/2
DQ
VDDQ/2
50
30pF*
JTAG Port AC Test Load
* Distributed Test Jig Capacitance
相關(guān)PDF資料
PDF描述
GS88237AB-225 256K x 36 9Mb Synchronous Burst SRAMs
GS88237AB-225I 256K x 36 9Mb Synchronous Burst SRAMs
GS88237AB-250 256K x 36 9Mb Synchronous Burst SRAMs
GS88237AB 256K x 36 9Mb Synchronous Burst SRAMs
GS88237BB-250V 256K x 36 9Mb SCD/DCD Sync Burst SRAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
GS88237CB-200 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 2.7NS 119FPBGA - Trays
GS88237CB-200I 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 2.7NS 119FPBGA - Trays
GS88237CB-200IV 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 1.8V/2.5V 9MBIT 256KX36 2.5NS 119FPBGA - Trays
GS88237CB-200V 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 1.8V/2.5V 9MBIT 256KX36 2.5NS 119FPBGA - Trays
GS88237CB-250 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 2.3NS 119FPBGA - Trays
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