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BR25G320FVM-3GTR Datasheet(PDF) 4 Page - Rohm |
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BR25G320FVM-3GTR Datasheet(HTML) 4 Page - Rohm |
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4 / 36 page  Datasheet 4/32 BR25G320-3 TSZ02201-0R2R0G100710-1-2 18.Dec.2014 Rev.001 ©2014 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 www.rohm.com AC Characteristics (Ta=-40°C to +85°C, unless otherwise specified, load capacity CL=30pF) Parameter Symbol 1.6≤Vcc<1.7V 1.7≤Vcc<2.5V 2.5≤Vcc<4.5V 4.5≤Vcc≤5.5V Unit . Min Typ Max Min Typ Max Min Typ Max Min Typ Max SCK Frequency fSCK 0.01 - 3 0.01 - 5 0.01 - 10 0.01 - 20 MHz SCK High Time tSCKWH 125 - - 80 - - 40 - - 20 - - ns SCK Low Time tSCKWL 125 - - 80 - - 40 - - 20 - - ns CSB High Time tCS 200 - - 90 - - 40 - - 20 - - ns CSB Setup Time tCSS 100 - - 60 - - 30 - - 15 - - ns CSB Hold Time tCSH 100 - - 60 - - 30 - - 15 - - ns SCK Setup Time tSCKS 100 - - 50 - - 20 - - 15 - - ns SCK Hold Time tSCKH 100 - - 50 - - 20 - - 15 - - ns SI Setup Time tDIS 30 - - 20 - - 10 - - 5 - - ns SI Hold Time tDIH 50 - - 20 - - 10 - - 5 - - ns Data Output Delay Time tPD - - 125 - - 70 - - 40 - - 20 ns Output Hold Time tOH 0 - - 0 - - 0 - - 0 - - ns Output Disable Time tOZ - - 200 - - 80 - - 40 - - 20 ns HOLDB Setting Setup Time tHFS 0 - - 0 - - 0 - - 0 - - ns HOLDB Setting Hold Time tHFH 100 - - 20 - - 10 - - 5 - - ns HOLDB Release Setup Time tHRS 0 - - 0 - - 0 - - 0 - - ns HOLDB Release Hold Time tHRH 100 - - 20 - - 10 - - 5 - - ns Time from HOLDB to Output High-Z tHOZ - - 100 - - 80 - - 40 - - 20 ns Time from HOLDB to Output change tHPD - - 100 - - 80 - - 40 - - 20 ns SCK Rise Time (Note1) tRC - - 2 - - 2 - - 2 - - 2 µs SCK Fall Time (Note1) tFC - - 2 - - 2 - - 2 - - 2 µs OUTPUT Rise Time (Note1) tRO - - 100 - - 50 - - 40 - - 20 ns OUTPUT Fall Time (Note1) tFO - - 100 - - 50 - - 40 - - 20 ns Write Cycle Time tE/W - - 5 - - 5 - - 5 - - 5 ms (Note1) NOT 100% TESTED AC Timing Characteristics Conditions Parameter Symbol Limits Unit Min Typ Max Load Capacity CL - - 30 pF Input Voltage - 0.2Vcc/0.8Vcc V Input / Output Judgment Voltage - 0.3Vcc/0.7Vcc V Input / output capacity (Ta=25°C, frequency=5MHz) Parameter Symbol Min Max Unit Conditions Input Capacity (Note1) CIN － 8 pF VIN=GND Output Capacity (Note1) COUT － 8 VOUT=GND (Note1) NOT 100% TESTED Serial Input / Output Timing Figure 2-(a). Input timing Figure 2-(b). Input / Output timing CSB SCK SI SO tCS tCSS tSCKS tSCKWL tSCKWH tDIS tDIH tRC tFC High-Z Figure 2-(c). HOLD timing SI is taken into IC inside in sync with data rise edge of SCK. Input address and data from the most significant bit MSB SO is output in sync with data fall edge of SCK. Data is output from the most significant bit MSB. CSB SCK SI n+1 "H" "L" n Dn n-1 Dn Dn-1 HOLDB SO Dn+1 tHFS tHFH tHOZ tHRS tHRH tDIS tHPD High-Z CSB SCK SI SO tPD tOH tRO,tFO tOZ tCSH tSCKH tCS High-Z |
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